Intent-router snapshot
Published: April 29, 2026 | Last updated: April 29, 2026
1200mm Lifting Magnet: Tool-First Fit Checker + Decision Report
Start with an executable fit checker, then verify evidence, boundaries, and tradeoffs before committing procurement or pilot deployment.
1200mm Lifting Magnet Fit Checker
Check whether a 1200mm-class setup matches your load, surface, inspection, and backup boundaries before RFQ lock.
Quick start
Run defaults first, then tune your magnet form and risk controls. This helps separate real 1200mm geometry intent from 1200-lb model naming confusion.
Default: 1200 mm. Boundary: 900-1,800 mm.
Boundary: 50-20,000 kg.
Higher duty cycles increase thermal and drop-risk exposure.
Proxy for air-gap/roughness losses. Boundary: 20%-100%.
Boundary: -20°C to 90°C.
Short lead times reduce validation depth.
Mirrors the inspection maturity expected by regulatory frameworks in construction and heavy handling operations.
Core Conclusions and Key Numbers
Mid-layer summary translates checker output into practical decision statements with source-backed context and explicit uncertainty handling.
“1200” in SERP often mixes mm geometry and lb capacity
This keyword is ambiguous: some results describe 1200mm diameter magnets, while others are 1200-lb models. Treat them as different decision lanes.
Brave SERP snapshot (Apr 29, 2026): Made-in-China 1200mm circular listings appear alongside IMI/MAG-MATE AL1200 (1200 lb) model naming.
1200mm is typically a geometry anchor, not a universal capacity value
A 1200mm body can correspond to different load classes depending on material type, contact area, duty cycle, and control architecture.
IMI AL1200 drops from 1200 lb (flat 3/4"+) to 290 lb (flat 1/4"), while DIMET EMG 125 SM shows 850 kg heavy scrap vs 13000 kg slabs under different material classes.
Surface/contact losses are first-order risk drivers
Air-gap, rust/scale, and irregular contact can collapse practical lift performance even when nominal size appears adequate.
HSE guidance says loads should be derated by surface condition/thickness and warns to avoid transport above 1.5 m where practicable.
Inspection and backup governance must be explicit
Safe deployment needs a defined inspection cadence and load-retention path under power fault scenarios.
OSHA 1926.1412 requires shift/monthly/annual inspection layers, with monthly records retained 3 months and annual records retained 12 months; HSE adds powered-system warning/standby cues.
Single URL workflow reduces decision latency
The checker produces immediate fit/no-fit and boundary notes, then the report section shows why the output is trustworthy and where uncertainty remains.
Flow is structured as tool first -> summary -> evidence -> risk/comparison -> inquiry handoff.
When result is inconclusive, fallback is mandatory
If form/power/documentation is unclear, teams should not force a purchase decision from headline listings.
Mobile Energy 1200mm listing exposes diameter and generator compatibility but no published WLL/test curve; this is now explicitly marked as pending confirmation.
Length conversion anchor
1200 mm = 47.244 in
NIST states inch = exactly 25.4 mm (SI Units - Length).
Public 1200mm listing evidence depth
WLL value not publicly listed
Mobile Energy 1200mm page shows diameter/coupling/generator compatibility but no load rating; treat as pending confirmation.
Neighboring geometry lanes
700 / 900 / 1200 / 1500 mm
Mobile Energy category page lists common magnet diameter options in this lane.
Dynaset diameter envelope
700-2200 mm
Dynaset MAG page states standard dimensions from 700 mm to 2200 mm.
Dynaset power envelope
3.0-20.0 kW
Dynaset page lists coil powers from 3.0 kW to 20.0 kW.
Dynaset force envelope
5.5-70 t
Dynaset page lists tear-off forces from 5.5 t to 70 t by size class.
DIMET near-1200 example
1250 mm -> 850 kg vs 13000 kg
DIMET EMG 125 SM table shows heavy scrap 850 kg and slabs 13000 kg under different material classes.
DIMET thermal option cue
Up to 650°C (heat-resistant version)
DIMET SM series page states special execution for hot loads up to 650°C.
Model-name mismatch cue
AL1200 flat WLL: 290 -> 1200 lb
Industrial Magnetics table shows AL1200 varies by thickness: 1/4 in plate 290 lb vs 3/4 in plate 1200 lb.
AL1200 round/vertical cue
Round 660 lb, vertical 300 lb
Industrial Magnetics round/vertical table shows lower WLL than flat plate context.
IMI safety-basis statement
WLL shown at 33% of actual lift
Industrial Magnetics page states all WLL values are shown at 33% of actual lift capacity.
HSE powered magnet trigger
>20 kg SWL
HSE PDF guidance references standby/indicator considerations above this threshold.
HSE warning timing cue
>=10 min warning
HSE PDF guidance notes warning before battery/support level reaches release point.
HSE travel-height cue
<=1.5 m where practicable
HSE guidance says loaded magnets should not be carried higher than 1.5 m above ground where practicable.
Magnetism thermal boundary cue
Around 700°C
HSE guidance notes ferrous materials may lose magnetic properties at around 700°C.
OSHA inspection framing
Shift + monthly + annual
29 CFR 1926.1412 inspection structure for construction crane operations.
OSHA record-retention cue
Monthly 3 months; annual 12 months
29 CFR 1926.1412(d)(1)(x) and (f)(7) specify retention periods.
HSE page freshness
Updated 29 Oct 2024
HSE magnetic lifting devices page update marker.
Need a Fast 1200mm Shortlist with Boundary Controls?
If the checker returns Conditional or Out-of-bound signals, send your inputs early and get a controlled RFQ checklist before final award.
Stage2 SEO + GEO Audit and Verification Gate
Findings are classified by severity. Gate condition is blocker=0/high=0 before launch sign-off.
| Gap | Impact | Patch | Severity |
|---|---|---|---|
| Public 1200mm listing evidence was previously over-interpreted as rated-capacity proof. | Teams could treat geometry-only listing details as if they were validated WLL data. | Replaced unverified force claim with explicit Pending confirmation state and RFQ recovery path. | medium |
| No explicit split between “1200mm geometry” and “1200 lb model naming”. | Users can treat non-comparable products as alternatives and import incorrect capacity expectations. | Added tool-side disambiguation and intent-boundary counterexample table with required recovery actions. | medium |
| Tool result previously lacked mandatory fallback for inconclusive inputs. | Low-evidence scenarios could still produce overconfident next steps. | Implemented per-band fallback path plus out-of-scope state for unclear form/power and over-utilization. | medium |
| Evidence layer lacked hard numeric boundary cues for thermal/transport constraints. | Users could miss practical no-go limits even when model fit appears acceptable. | Added HSE 1.5 m transport cue, ~700°C magnetism boundary cue, and DIMET 650°C hot-load option context. | medium |
| Evidence layer did not include near-1200 technical tables for real-world variance. | Readers could overfit to one listing and miss material-grade and duty-cycle effects. | Added DIMET and IMI table differentials (same-size lane, materially different WLL) and expanded Dynaset boundary metrics. | medium |
| Safety governance references were missing explicit cadence cues. | Operational teams may skip inspection and power-fault controls in early planning. | Added OSHA 1926.1412 record-retention cues (3 months / 12 months) plus HSE powered-magnet warning cues in method and risk sections. | medium |
blocker
0
high
0
medium
6
low
0
Intent Pattern and Audience Fit
One URL handles both intent layers: immediate checker execution and deeper decision confidence.
| SERP pattern | User need | Page response | Evidence |
|---|---|---|---|
| Mixed marketplaces and manufacturer pages dominate SERP | Get a fast answer for what “1200mm lifting magnet” means operationally. | Hero checker outputs fit lane and boundary notes before long-form reading. | Brave query snapshot (Apr 29, 2026) contains Made-in-China, Alibaba, and branded product pages with mixed detail depth. |
| 1200mm and 1200-lb entries can co-appear for similar wording | Avoid geometry/capacity mismatch during quote comparison. | Tool and report force explicit dimension unit plus model-basis interpretation. | Industrial Magnetics AL1200 (1200-lb WLL) appears alongside 1200mm circular magnet listings. |
| Specs are often incomplete at listing level | Know whether a low-friction listing is enough for deployment decisions. | Documentation level is a first-class input and score component in the checker. | Sample pages vary from high-level catalog claims to detailed tables with duty and load classes. |
| Safety governance is rarely visible in top commercial snippets | Understand required operational controls before field release. | Method/risk sections attach regulatory cues and concrete mitigation actions. | HSE guidance + OSHA inspection standards are mapped to checker outputs. |
| High ambiguity but high action intent | Complete a shortlist quickly without waiting for full engineering dossier. | Single URL combines executable checker + deep report + conversion CTA. | Route snapshot: mode=hybrid, do=0.500, know=0.500, confidence=low. |
Audience suitability matrix
| Profile | Recommendation | Reason | Minimum path |
|---|---|---|---|
| Procurement team comparing 1200mm scrap-magnet listings | Good fit | Checker normalizes geometry intent, documentation maturity, and utilization exposure. | Run checker -> validate boundary notes -> request matching WLL and backup controls. |
| Operations lead planning mixed-scrap handling pilot | Good fit | Tool returns duty and thermal cues together with fallback path. | Use numbers panel + risk matrix -> lock pilot-only envelope before PO release. |
| Buyer using one screenshot with no technical table | Conditional | Listing-only evidence keeps confidence capped and raises mismatch risk. | Add at least one table-backed comparator (Dynaset/DIMET/brand datasheet). |
| Team mixing 1200mm listings with 1200-lb permanent lifter models | Not fit | Dimension and capacity lanes are not interchangeable. | Split lanes first, then rerun checker for true 1200mm geometry scenarios only. |
| High-temperature operations above 80°C without special design | Not fit | Thermal boundary exceeds baseline assumptions and can invalidate fit outputs. | Escalate to high-temp engineering path and vendor-specific thermal derating tables. |
| Compliance sign-off without inspection program definition | Not fit | No cadence/backup governance means release risk remains unresolved. | Define shift + monthly + annual inspection plan before acceptance testing. |
Method Logic and Assumption Policy
Checker internals are explicit so teams can inspect assumptions, detect mismatch signals, and tune decision confidence.
Factor model table
| Factor | Baseline | Degrade signal | Tool policy | Source | Evidence level |
|---|---|---|---|---|---|
| Intent disambiguation (mm vs lb) | 1200mm is treated as geometry intent unless source explicitly states capacity-only model class. | Listing title contains “1200” without explicit unit context or mixed tags. | Unclear form/power or unit ambiguity can trigger out-of-scope/conditional bands. | Brave SERP + IMI AL1200 page + Mobile Energy 1200mm page | Market sample data |
| Geometry lane | 1200mm lane centered around 1100-1300 mm for comparable scenarios. | User input drifts below 1100 or above 1300 without explicit escalation rationale. | Outputs lane label (undersized / 1200mm / oversized) and adjusts score. | Mobile Energy category lane (700-1500 mm) + Dynaset diameter envelope (700-2200 mm) | Market sample data |
| Effective contact area and surface state | Clean/flat contact with stable contact percentage near baseline assumptions. | Scaled, rusty, or irregular surfaces lower effective contact quality. | Applies penalty factors and boundary notes for low contact-area entries. | HSE guidance (surface/shape/thickness derating) + field handling heuristics | Regulatory guidance |
| Duty cycle and thermal lane | Moderate picks/hour and non-extreme thermal window. | High picks/hour and >60°C temperatures raise failure and uncertainty risk. | Duty and thermal levels are explicit outputs with score impact. | Dynaset power/force envelopes + DIMET hot-load option + internal heuristic | Internal heuristic |
| Backup and warning path | Powered devices above 20 kg SWL include warning/retention provisions. | No backup/controlled lowering path declared. | No-backup choice incurs significant score penalty and boundary warning. | HSE magnetic lifting guidance PDF and HSE page | Regulatory guidance |
| Inspection cadence | Shift + monthly + annual cadence for operation lifecycle. | No cadence or shift-only checks without periodic governance. | Inspection profile directly affects fit score and confidence. | OSHA 29 CFR 1926.1412 (cadence + record retention) and HSE thorough examination intervals | Regulatory requirement |
| Evidence depth | Datasheet/WLL references present with practical usage limits. | Listing-only pages lacking test basis and control details. | Documentation level is mandatory input and score dimension. | Cross-source listing quality variance in sampled pages | Market sample data |
Regulatory applicability boundary
| Topic | In scope | Out of scope | Action | Source |
|---|---|---|---|---|
| OSHA 29 CFR 1926.1412 | US construction crane inspection structure and documentation cadence. | Does not provide product-specific magnetic WLL curves for each SKU. | Use for governance baseline, then pair with manufacturer-specific WLL tables. | Open source |
| HSE magnetic lifting guidance | Operational safety cues: derating by conditions, travel height, powered-system warning/standby cues. | Not a substitute for site-specific engineering release and supplier performance testing. | Use as safety boundary screen before final engineering sign-off. | Open source |
| Manufacturer listing pages | Geometry signals, option envelopes, and model-specific public tables. | Cross-vendor comparability without normalized test basis is unreliable. | Require WLL basis, duty context, and evidence package before financial ranking. | Open source |
| This checker model | Fast screening, lane disambiguation, and boundary-first next-step guidance. | Not a legal compliance certificate or replacement for full engineering calculations. | Use outputs as pre-RFQ normalization, then escalate unresolved conditions. | Open source |
Evidence Layer and Data Boundaries
Each key statement is tied to source links and date scope. Unknowns are shown explicitly to avoid over-claiming.
External sources refreshed on April 29, 2026 (Europe/Berlin).
Sample specification table
| Source | Model | Key spec | Suitability cue | Date scope | Link |
|---|---|---|---|---|---|
| Mobile Energy Australia | 900mm Lifting Magnet | Product page states 900 mm diameter class (public snippet does not expose full WLL test table). | Lower-size lane anchor; useful for undersized-boundary comparison. | Snapshot Apr 29, 2026 | Open source |
| Mobile Energy Australia | 1200mm Lifting Magnet | Page shows diameter 1200 mm + couplings + 6 kVA generator compatibility, but no public WLL value. | Core geometry anchor with evidence gap: force rating must be confirmed by supplier datasheet. | Snapshot Apr 29, 2026 | Open source |
| Mobile Energy Australia | 1500mm Lifting Magnet | Diameter 1500 mm; larger body class page | Oversized comparison lane for heavier or less-stable scenarios. | Snapshot Apr 29, 2026 | Open source |
| Dynaset | MAG Lifting Magnet technical envelope | Standard dimensions 700-2200 mm; coil powers 3.0-20.0 kW; tear-off forces 5.5-70 t | Confirms wide envelope: geometry alone cannot determine final operational capacity. | Snapshot Apr 29, 2026 | Open source |
| DIMET | EMG 125 SM | Diameter 1250 mm; heavy scrap 850 kg, slabs 13000 kg (table context dependent) | Same geometry can yield very different capacities by material class. | Snapshot Apr 29, 2026 | Open source |
| Industrial Magnetics | AdvantageLift AL1200 | Flat WLL varies from 290 lb (1/4 in) to 1200 lb (3/4 in+); round 660 lb; vertical 300 lb; WLL shown at 33% of actual. | Model-name collision warning: 1200 value does not imply 1200mm geometry. | Snapshot Apr 29, 2026 | Open source |
Intent boundary counterexamples
These entries are intentional mismatch examples. They show why one “1200” value cannot be used as universal comparability evidence.
| Source | Listing type | Observed value | Why not comparable | Action | Date scope | Link |
|---|---|---|---|---|---|---|
| Industrial Magnetics AL1200 | 1200-lb permanent lifter model | WLL 1200 lb + vertical 300 lb table cue | Capacity-model naming can be mistaken for 1200mm geometry keyword intent. | Classify as capacity-model lane; do not mix directly with 1200mm diameter comparisons. | Snapshot Apr 29, 2026 | Open source |
| Amazon VL1200 listing | Consumer/e-commerce model card | “VL1200 … 1200 lb” title pattern | Marketplace snippets often omit geometry, duty, and governance parameters. | Use only as intent evidence; require manufacturer datasheet before lane comparison. | Brave SERP Apr 29, 2026 | Open source |
| Made-in-China 1200mm circular listing | Marketplace supplier entry | “Dia. 1200mm circular excavator lifting electromagnet” | Listing-level claims vary; without harmonized test basis they are not one-to-one equivalents. | Treat as candidate source, then request validated WLL/test basis for comparator set. | SERP snapshot Apr 29, 2026 | Open source |
Source map
| Source | Applied claim | Date scope | Link |
|---|---|---|---|
| NIST SI Units - Length | Inch is exactly 25.4 mm; supports 1200 mm <-> inch normalization. | Accessed Apr 29, 2026 | Open source |
| HSE magnetic lifting devices page | Risk-assessment framing, derating by surface/shape/thickness, travel-height cue (<=1.5 m where practicable), and page update marker (29 Oct 2024). | Accessed Apr 29, 2026 | Open source |
| HSE guidance PDF | For powered devices >20kg SWL, warning/standby considerations and >=10-minute warning/hold cues are noted; ferrous materials may lose magnetism around 700°C. | Accessed Apr 29, 2026 | Open source |
| OSHA 29 CFR 1926.1412 | Inspection cadence spans shift, monthly, and annual structures, with monthly records retained 3 months and annual records retained 12 months. | Accessed Apr 29, 2026 | Open source |
| HSE thorough examinations page | Typical periodic thorough examination guidance: 6 months (lifting accessories / people-lifting equipment) and 12 months (other lifting equipment), unless written scheme sets alternatives. | Accessed Apr 29, 2026 | Open source |
| Mobile Energy Australia 1200mm page | Page confirms 1200 mm geometry lane and accessory/generator context, but does not publish full WLL/test-basis values in public listing content. | Snapshot Apr 29, 2026 | Open source |
| Mobile Energy Australia magnet category page | Category lane lists common diameters including 700 / 900 / 1200 / 1500 mm, supporting geometry-step segmentation. | Snapshot Apr 29, 2026 | Open source |
| Dynaset MAG Lifting Magnet | Diameter envelope 700-2200 mm, coil powers 3.0-20.0 kW, and tear-off force envelope 5.5-70 t; geometry alone does not fix capacity. | Snapshot Apr 29, 2026 | Open source |
| DIMET EMG-SM series | EMG 125 SM (1250 mm) shows heavy scrap 850 kg vs slabs 13000 kg and special execution for hot loads up to 650°C. | Snapshot Apr 29, 2026 | Open source |
| Industrial Magnetics AdvantageLift | AL1200 is capacity-model notation (not 1200mm geometry); table shows strong WLL variation by thickness/shape and states WLL at 33% of actual lift capacity. | Snapshot Apr 29, 2026 | Open source |
| Brave SERP snapshot | Top results mix 1200mm and 1200-lb intents in one query lane. | Snapshot Apr 29, 2026 | Open source |
Known vs unknown matrix
| Item | Status | Reason | Action |
|---|---|---|---|
| Exact duty-cycle derating curve for each supplier SKU | Unknown | Public listing pages often omit full curve data and only provide headline capacity. | Request curve tables and operating envelopes in RFQ pack before final ranking. |
| Publicly visible rated load for every 1200mm listing | Unknown | Some public listing pages expose geometry and accessories but do not expose a complete WLL/test basis. | Mark as pending confirmation and require datasheet/proof documentation before quote scoring. |
| Battery standby duration on candidate powered systems | Partially known | Guidance specifies warning/backup principles, but per-SKU runtime remains vendor-specific. | Collect vendor test records for runtime under expected load profile. |
| Real contact-area retention on target material surfaces | Partially known | Contact conditions vary with rust/scale/oil and handling process. | Run site trial with measured contact-area proxy and rerun tool assumptions. |
| Whether top listing uses 1200 as mm or lb | Known | Unit can be disambiguated by reading model table and dimensional specs. | Tag each row as geometry-lane or capacity-lane before comparison. |
| Final legal/compliance release readiness | Unknown | This page is decision-support; local jurisdiction and site policy controls still apply. | Route high-impact decisions through formal engineering and compliance review. |
Evidence gaps (pending confirmation)
When public evidence is incomplete, the page does not force a strong conclusion. These claims remain explicitly bounded until additional proof is provided.
| Claim | State | Evidence gap | Minimum recovery path |
|---|---|---|---|
| Every “1200mm lifting magnet” listing includes a publishable rated load. | Pending confirmation | At least one public 1200mm listing reviewed on Apr 29, 2026 does not expose a full WLL/test curve on-page. | Request manufacturer datasheet + proof-test basis and update comparator sheet before PO decision. |
| A single 1200-class number is enough for cross-vendor comparisons. | Partially verified | IMI and DIMET data show the same nominal class can vary substantially by material/thickness/orientation. | Normalize by geometry lane + material class + orientation before scoring cost and lead time. |
| Regulatory cadence alone guarantees safe release. | Partially verified | Regulations define inspection/process requirements but do not provide SKU-specific load-performance curves. | Combine regulatory cadence with supplier test records and site trial evidence. |
| Thermal suitability is covered by ambient temperature alone. | Partially verified | Public sources show thermal cues (around 700°C magnetism loss, 650°C special execution), but exact derating curves are vendor-specific. | Treat high-temperature use as special-design lane and require thermal derating documentation. |
Option Comparison and Tradeoffs
Compare likely option classes by fit reliability and downside tradeoffs before supplier lock.
Comparison table
| Option | Best for | Reliability | Tradeoff |
|---|---|---|---|
| 1200mm circular scrap electromagnet | Mixed/light scrap routines with compatible power/control setup | Medium-High (if documentation and controls are complete) | Can degrade sharply on irregular surfaces and poorly defined duty cycles. |
| Rectangular plate magnet system (~1200-class length) | Plate/billet handling with stable orientation and known contact geometry | High for plate workflows with proper rigging and controls | Less flexible for irregular scrap; may need custom integration and higher setup effort. |
| Beam + multi-magnet arrangement | Long or distribution-sensitive loads requiring stability control | High when center-of-gravity and synchronization are controlled | Higher system complexity and coordination overhead. |
| 1200-lb manual permanent lifter models | Capacity-model use cases explicitly designed around lb-class workflows | Medium in the correct lane | Not equivalent to 1200mm geometry intent; misuse causes lane confusion. |
| Custom engineered magnetic lifting package | High-risk/high-value operations with strict release governance | Highest with full evidence package | Longer lead time and higher engineering cost. |
Risk Matrix and Mitigation
Risks are prioritized by probability and impact so teams can act on highest-leverage controls first.
Risk table
| Risk | Probability | Impact | Mitigation |
|---|---|---|---|
| Unit confusion (1200mm vs 1200 lb) during quote comparison | High | High | Tag every listing row as geometry-lane or capacity-lane before financial and technical scoring. |
| Surface/contact mismatch reducing practical lift performance | High | High | Add contact-area assumption and surface profile to every decision run; require trial evidence for low-contact conditions. |
| No backup/controlled lowering path on powered systems | Medium | High | Require explicit backup and warning architecture in RFQ acceptance checklist; align with HSE >20 kg SWL warning/hold cues. |
| Inspection cadence under-defined in early deployment | Medium | High | Adopt shift + monthly + annual cadence baseline, document responsible roles, and retain records per local requirements. |
| High-temperature operation beyond baseline assumptions | Medium | Medium | Escalate to high-temperature design lane and require thermal derating documentation (do not infer from ambient-only data). |
| Urgent lead time compressing validation workflow | Medium | Medium | Use pilot-only release gate with conservative utilization threshold and mandatory evidence closure. |
Risk map
Highest-risk quadrant is low comparability + low control depth. Move decisions into high-comparability/high-control zone before final procurement lock.
Scenario Examples
Each scenario states assumptions, likely result, and minimum next action.
Scrap yard line, mixed scrap, 1200mm circular candidate
- - Load around 900 kg per pick with moderate duty cycle.
- - Surface mostly scaled/rusty, not clean-machined.
- - Datasheet-level evidence available, backup defined.
Result: Checker typically returns Conditional to Recommended depending on contact-area input and inspection maturity.
Next action: Lock pilot lane first, then request full duty/backup test details before full release.
Plate-focused operation with rectangular magnet shortlist
- - Stable orientation and known plate geometry.
- - Documentation includes WLL basis and procedure notes.
- - Inspection and backup controls are defined.
Result: Fit confidence improves if contact and duty assumptions remain inside baseline.
Next action: Run side-by-side comparison with beam option for long-load stability sensitivity.
Buyer compares AL1200 with 1200mm circular listings
- - Keyword interpreted only by “1200” token.
- - No explicit unit disambiguation in quote sheet.
- - Time pressure to issue PO quickly.
Result: Out-of-scope flag likely triggered due intent mismatch risk.
Next action: Split data sheet into mm-lane and lb-lane, then rerun checker per lane.
1200mm listing has no public WLL/test-curve details
- - Public page provides diameter and accessory details only.
- - Procurement timeline is short (<7 days).
- - No supplier proof-test document attached yet.
Result: Checker should be treated as Conditional at best; evidence depth is insufficient for final PO.
Next action: Mark row as Pending confirmation, request datasheet/proof package, and rerun with documentation upgraded.
High-temperature yard operation (>80°C)
- - Ambient temperature above baseline thermal window.
- - Short lead time and incomplete backup narrative.
- - Listing-level proof only.
Result: Not-recommended band likely due compounded thermal and governance uncertainty.
Next action: Move to special design workflow with thermal derating and fail-safe documentation.
FAQ: 1200mm Lifting Magnet Decisions
Questions are grouped by intent so teams can resolve decisions quickly without leaving this page.
Intent and Sizing
Does “1200mm lifting magnet” always mean 1200 kg or 1200 lb?
No. In this query lane, 1200 can mean geometry (mm) or model capacity notation (lb). Always verify unit context before comparing quotes.
Can I compare a 1200-lb model directly to a 1200mm diameter listing?
Not directly. They represent different axes (capacity notation vs geometry). Normalize intent first, then compare only within the same lane.
Is 1200mm always the correct size for mixed scrap?
No. Required class depends on load type, contact area, duty cycle, and control architecture. 1200mm is only a starting anchor.
Why does the tool request contact-area percentage?
Because air-gap and roughness strongly affect practical magnetic hold. Contact percentage is a compact proxy for that boundary.
Safety and Governance
What inspection cadence should I use as baseline?
Use shift + monthly + annual structure as the default governance baseline, then align with your jurisdiction and site requirements.
Do powered systems need backup provisions?
Guidance indicates backup/warning controls are critical in powered magnetic lifting contexts, especially above meaningful SWL thresholds.
Can this page replace a formal engineering sign-off?
No. This page is decision-support for screening and planning. Formal release still requires engineering and compliance review.
What record-retention cue should we plan for in US crane workflows?
OSHA 1926.1412 requires documented monthly and annual inspections, with records retained for defined periods (monthly records for 3 months, annual records for 12 months).
What if temperature exceeds 80°C?
Treat it as high-temperature lane and require dedicated thermal derating evidence. Do not rely on default assumptions.
Execution and Procurement
What should I send suppliers after running the checker?
Send load profile, contact/surface assumptions, duty cycle, backup requirements, and required evidence package fields.
How many comparator quotes are enough for first pass?
At least one geometry-matched comparator with table-backed specifications, plus one higher-assurance comparator channel.
What if a 1200mm listing has no public rated-load table?
Mark it as pending confirmation. Do not rank it as equivalent until the supplier provides WLL basis and proof-test context.
When should I mark a result as out-of-scope?
When form or power path is unclear, or utilization and governance signals indicate unresolved boundary risk.
What is the fastest fallback if output remains conditional?
Use pilot-only release criteria and request full technical tables before final procurement lock.
Next Step: Send Inquiry with Checker Inputs Attached
Include result band and boundary notes so supplier responses stay comparable and actionable.
Minimum inquiry package
- - Explicit unit lane: 1200mm geometry vs 1200-lb model class.
- - Load/material/surface/duty assumptions from tool run.
- - Inspection cadence and backup-control expectations.
- - Required WLL basis and verification fields.
- - High-temperature and boundary caveats if applicable.