B550CL steel has high strength, good fatigue resistance, plasticity and good weldability.

BaoSteel Automotive Advanced High Strength Steels HC340/590DPD+Z hot-dip galvanize DP steel microstructure: mainly with ferrite and martensite, Martensite disperses in the ferrite matrix with island shape, soft ferrite can make the steel have good for

BaoSteel Automotive Advanced High Strength Steels HC300/500DPD+Z hot-dip galvanize DP steel microstructure: mainly with ferrite and martensite, Martensite disperses in the ferrite matrix with island shape, soft ferrite can make the steel have good for