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High carbon martensite stainless steel wire, round bar grades 440A, 440B, 440C.
products are used for bearings of motor, electric machine, home electric appliances, toy, pump,
submerged pump, surgical instruments etc.They enjoy high strength and strong wear resistance after
heat treatment.
Chemical composition ( weight % )
Grade | C | Si | Mn | Cr | Mo |
440A | 0.60~0.75 | 1.00 max | 1.00 max | 16.0~18.0 | 0.75 max |
440B | 0.75~0.95 | 1.00 max | 1.00 max | 16.0~18.0 | 0.75 max |
440C | 0.95~1.20 | 1.00 max | 1.00 max | 16.0~18.0 | 0.75 max |
Diameters and tensiles strenghts can be customized
For Details, please Contact
WUXI GUANGLU Special Steel Co., Ltd.
Stainless martensitic • precipitation hardening steel • stainless ferritic — Our answer to your needs
Tel: +86 510 81812873
Email: export@guanglusteel.com