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Products- Boiler steels
- High carbon steel
- High Yield steel
- steel for welded tubes
- General construction steel
- steel with Cr.,Mo.,Cr-Mo
- Steel for large diameter pipes
- Simple pressure vessels steel
- Steel for gas cylinders and gas vessels
- General purpose structural steels
- Steel for boilers and pressure vessels
- steel resistant to atmospherical corrosion
- Carbon steel and low alloy steel
- Fine-grain structural steels,normalised rolled
- weldable normalized fine grained pressure vessel steels
Smelting method of 30CrNi3Mo steel plate
30CrNi3Mo steel plate (code 675) is alloy structural steel, Executive standard: Chinese standard GJB 31A-2000
30CrNi3Mo steel plate shall be delivered in high temperature tempering state.
30CrNi3Mo steel plate smelting method:
30CrNi3Mo steel shall be refined by converter plus external refining or electric arc furnace, and 675 steel shall be refined by electric arc furnace plus VHD or equivalent external vacuum refining. Other smelting methods that can meet the requirements of this specification can also be adopted after negotiation between the supplier and the demander and indicated in the contract.
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