431 (1.4057) STAINLESS STEEL

431 (1.4057) STAINLESS STEEL

431 (1.4057) STAINLESS STEEL 431 stainless steel is a stainless steel quality that includes both chrome and nickel. 431 quality stainless steel is a kind of stainless steel which can be made very high resistance to breakage together with heat treatment. This stainless steel grade is also called...
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431 (1.4057) STAINLESS STEEL

431 stainless steel is a stainless steel quality that includes both chrome and nickel. 431 quality stainless steel is a kind of stainless steel which can be made very high resistance to breakage together with heat treatment. This stainless steel grade is also called 4057 or 1.4057. Standard production of this stainless steel quality is post-production heat treatment, and our company's 431 (1.4057) quality materials are sold as QT800 or QT900 heat treatment.


1.4057 conducts stainless heat well and is suitable for polishing. 431 quality materials have a good surface structure even in hot environment. 431 grade stainless steel is also called 1.4057 quality stainless steel and it can be shown in many media as stainless steel X17CrNi16-2.


Usage Areas

431 grade stainless steels are used in bolt and nut construction, propeller shafts, pump shafts, mixer bars, marine equipment and laboratory equipment.


431 Quality Chemical Composition of Stainless

Quality

C

Mn

P

S

Si

Cr

NU

431 (1.4057)

0.12-
12:20

1.0
max

12:04
max

12:03
max

1.0
max

15.0-
18.0
between

2.0-3.0
between


431 Mechanical Properties of Quality Stainless Steel

Quality

431 (1.4057) X17CrNi16-2

Tensile strength

800-1050 MPa

Yield strength, (0.2%)

600 MPa


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