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| Product Name: | 440A Stainless Steel Wires, Rods, Round Bars | Dia: | 0.3~16.0mm |
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| Surface: | As Drawn, Polished | ||
| High Light: | stainless steel spring wire,stainless steel coil wire |
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AISI 440A Cold Drawn Stainless Steel Wires, Rods, Round Bars
High carbon martensitic stainless steel grade 440A provides excellent hardness,
it has moderate corrosion resistance, recommended hardness 55~57 HRC,
particularly used for pivot pins, dental and surgical instruments, valve parts.
| Grade | C | Cr | Mo |
| 440A | 0.60~0.75 | 16.00~18.00 | 0.75 max |
Heat treatment
Hardening
Preheat to 1400/1500°F ( 760/816°C ), then heat to 1850/1950°F ( 1010/1066°C ), soak,
quench in warm oil or cool in air, do not overheat, when overheated, full hardness can not be obtained.
Tempering
Hardness of approximately rockwell C 56/57 will be obtained on this steel, to remove peak stresses
and yet retain max. hardness temper at least one hour 300/350°F ( 148/176°F ).
Forms available
440A Stainless steel wires, rods, round bars
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
Contact Person: Mr. Paul
Tel: 86-510-81812873
Fax: 86-510-81812872
