440 440C 440A 440B Stainless Steel Tube ASTM A312 A270 Prime SS Seamless Pipe 7Cr17 Large Diameter
Product Description
440 stainless steel pipe440C has the highest hardness of any stainless steel, heat-resistant steel. For nozzles, bearings. 440F: It is a steel grade that improves the easy cut performance of 440C steel. For automatic lathes.
440 stainless steel pipe 440A stainless steel has excellent quenching hardening performance, high hardness, and higher toughness than 440B steel and 440C steel.
440 stainless steel pipe 440B stainless steel has higher hardness than 440A steel and higher toughness than 440C steel. 440B stainless steel is used for cutting tools, measuring tools and bearings, valves. Suitable for making blades for bayonets.
Item
440 440C 440A 440B Stainless Steel Tube ASTM A312 A270 Prime SS Seamless Pipe 7Cr17 Large Diameter