hbisco product-j9官网平台

 

gear steel

product size：13mm-180mm

 

bearing steel

product size：14mm-120mm

 

spring steel

product size：13mm-85mm

 

alloy structural steel

product size：14mm-180mm

 

free-cutting non-quenched and tempered steel

product size：14mm-120mm

 

tube blank for high pressure oil well

product size：70mm-180mm

 

anchor chain and mooring chain steel

product size：13mm-180mm

 

low alloy high strength steel

product size：50mm-130mm

 

quality carbon structure steel

product size：30mm-180mm

 

alloy structural steel wire rod

 

bearing steel wire rod

 

spring steel wire rod

 

free-cutting non-quenched & tempered steel wire ro

 

hard wire steel

 

welding steel wire

 

steel wire rod for high strength standard parts

 

steel wire for steel cord

 

tool and die steel