hard stainless 440a steel strip to produce knife HRC 50 above price

 440a

8mm-650mm

0.05mm-10mm

as customers' request

DIN  ISO JIS BA ANSI

pickled, bright, black

2B/BA/2B Polishing

Construction projects, machinery manufacturing. container

ISO9001, SGS, CTI, ROHS

After cold rolled, the products are treated by heat treatment, pickling or similiar methods, skin passing to obtain proper surface brightness.

After cold rolled, the products are treated by heat treatment, pickling or similiar methods, skin passing with rough roll to obtain surface with certain roughness.

Products are treated by polishing with proper abrasive substance to obtain continuous lines.

Products are treated by polishing with proper abrasive substance(grain size 150-320) according to GB2477.

After cold rolled, the products are treated by bright annealing method to obtain surface brightness.

Products are treated by polishing with proper abrasive substance. The product have excellent brightness and prefer reflexivity can to be the mirror.

After hot rolled, the products are treated by heat treatment, pickling or similiar methods, skin passing to obtain proper surface brightness.