china hengda group limetd company

chinahengdagroup lim(2)

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ferro vanadium
Specification: FeV40-A
Detail: Grade Composition (%) V C Si P S Al Mnl No less than (¡Ý) No more than(¡Ü) FeV40-A 40.0 0.75 2.0 0.10 0.06 1.0 - FeV40-B 40.0 1.00 3.0 0.20 0.10 1.5 - FeV50-A 50.0 0.40 2.0 0.07 0.04 0.5 0.50 FeV50-B 50.0 0.75 2.5 0....

ferro tungsten
Specification: 10-130 mm, 90% FeW80-A FeW80-B FeW80-C FeW70
Detail: Tungsten is one of the important alloy elements which are used to make special steel. While tungsten reduce a little elongation rate of steel, it raises strength limit and yield point and also raises hardness and abrasion resi...


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