Crochet de grue métallurgique

Built to Withstand the Furnace’s Fury

Weihua’s Metallurgical crane hooks are specifically engineered to excel where standard hooks would fail. Key features include:

• 1. Superior Material & Forging: Constructed from high-grade, heat-treated alloy steel using precision forging techniques. This ensures exceptional strength, toughness, and resistance to the thermal shock encountered near furnaces, ladles, and casters.

• 2. Enhanced Heat Resistance: Special material selection and treatment processes allow our Metallurgical crane hooks to maintain structural integrity and load-bearing capacity even when exposed to significant radiant heat from molten metal handling.

• 3. Robust Safety Factor: Designed and manufactured with a high safety factor (typically exceeding 4:1), far beyond standard requirements, providing a critical margin of safety for handling extremely valuable and hazardous molten materials like steel or aluminum.

• 4. Exceptional Fatigue Strength: Metallurgical operations involve constant, heavy-duty lifting cycles. Weihua grue is rigorously tested and designed for superior fatigue resistance, ensuring a long service life under repetitive high-stress conditions.

• 5. Precision Machining & Inspection: Every Weihua Metallurgical crane hook undergoes meticulous machining for perfect geometry and fit. Stringent non-destructive testing (NDT) methods, including Magnetic Particle Inspection (MPI) and Ultrasonic Testing (Utah), guarantee the absence of internal flaws or surface cracks.

• 6. Corrosion & Wear Protection: Options include specialized coatings or surface treatments to combat corrosion caused by fumes, slag, and cooling water splashes, further extending hook life.

Weihua Metallurgical Crane Hook Technical Parameters

Paramètre	Spécification	Remarks
Capacité de chargement (SWL)	5–600 tons	Custom designs up to 1,000+ tons available
Hook Types	Déchaînement / Pivot / Single / Grue double / Custom	Ramshorn optimized for ladle trunnions
Matériel	Acier en alliage (34Cr2Ni2Mo, 34CRMO, ASTM A508)	Forged, heat-treated, and precision-machined
Facteur de sécurité	≥ 4:1	Exceeds ISO 4301/FEM 1.001 requirements
Heat Resistance	Up to 300°C (572°F) sustained radiant heat	Optional cooling jackets for extreme zones
Surface Hardness	HRC 38–42	Enhanced wear/abrasion resistance
Test de charge de preuve	150% of SWL	Mandatory for every hook
Dynamic Test	125% of SWL	Validates fatigue performance
Protection contre la corrosion	HVOF coating / Nitriding / Galvanizing (facultatif)	For slag, fumes, and humid environments
Dimensional Tolerance	ISO 2768-mK	Laser-scanned for precision
Température de fonctionnement	-40°C to +300°C (-40°F to +572°F)
Certifications	ISO 4301, Femelle 1.001, ASME B30.10, DEPUIS 15400	Full test reports & material traceability
Smart Features (IoT)	Optional: Surveillance des charges, temperature sensors	Real-time data via Weihua IoT platform

Applications Demanding a True Metallurgical Hook

Weihua Metallurgical crane hooks are the trusted choice for the most critical lifting tasks within steel plants, foundries, aluminum smelters, and other metal production facilities:

• 1. Ladle Handling: Safely transporting ladles filled with molten metal between furnace, treatment stations, and casting.

• 2. Ingot Handling: Lifting and maneuvering heavy ingots, slabs, and billets.

• 3. Scrap Charging: Handling heavy scrap buckets for furnace charging.

• 4. Mold & Equipment Handling: Lifting large molds, tundishes, and other heavy mill equipment.

• 5. Entretien & Repair: Performing essential overhead lifts during plant maintenance.

Why Choose Weihua for Your Metallurgical Crane Hook?

• 1. Sécurité sans compromis: Our primary focus is on providing hooks that ensure the highest level of safety for personnel, equipment, and valuable molten metal.

• 2. Fiabilité prouvée: Weihua hooks are used globally in the toughest metallurgical applications, backed by decades of engineering expertise.

• 3. Extended Service Life: Superior materials, fabrication, and protection mean less downtime and lower total cost of ownership.

• 4. Conformité & Certification: Manufactured to meet or exceed international standards (ISO, Femelle, DEPUIS, Asme) and often come with full certification packages.

• 5. Personnalisation: Weihua can provide Metallurgical crane hooks tailored to specific load capacities, hook types (swivel, fixed, ramshorn), and unique application requirements.

• 6. Global Support: Benefit from Weihua’s worldwide network for technical support, spare parts, and service.

When failure is not an option, trust the strength and reliability engineered into every Weihua Metallurgical crane hook. It’s more than just a piece of forged steel; it’s the vital connection point designed for the relentless demands of molten metal handling and heavy material transfer within your metallurgical operation. Choose Weihua – where lifting extreme loads under extreme conditions is our expertise.