Introduction
Rongli Forging Co., Limited is able to supply forged lifting hooks according to DIN15402 and GB/T 10051. Our well-made lifting hooks are applied all over the world, in industries of Shipbuilding, Construction, Heavy Equipment and Machinery, etc.
Material
| Standard | |||||
| North America | Germany | Britain | ISO | EN | China |
| AISI/SAE/ASTM | DIN | BS | GB | ||
| A573 Gr.65 | St-E355 | Q345 | |||
| St-E420 | |||||
| 4140 | 42CrMo4 | 708M40 | 42CrMo4 | 42CrMo4 | 42CrMo |
| 4330 | 30CrNiMo | ||||
| 4340 | 36CrNiMo4 | 816M40 | 40CrNiMo | ||
| 30CrNiMo8 | 823M30 | 30CrNiMo8 | 30CrNiMo8 | 30Cr2Ni2Mo | |
| 34CrNiMo6 | 817M40 | 34CrNiMo6 | 36CrNiMo6 | 34CrNiMo | |
| Any other material grade as per customer’s require | |||||
Forging method: Open die forging / free forging
1. Material: Carbon steel, alloy steel, stainless steel
2. Material standard: DIN/ ASTM/AISI/ASME/BS/EN/JIS/ISO
3. Mechanical properties: According to customer requirement or standard.
4. Weight: Up to 70 Tons of finished forging. 90 Tons for ingot
5. Diameter: Up to 20 meters for forging
6. Delivery Status: Heat treated and rough machined
7. Industries: heavy industry machinery, etc
8. Inspection: Chemical analysis with spectrometer, Tensile test, Charpy test, Hardness Test, Metallurgy test, Ultrasonic test, Magnetic Particle test, Liquid Penetration test, Hydro test, Radiographic test are implementable.
9. Quality Assurance: Per ISO9001-2008