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S140 Alloy Steel
S140 Alloy Steel
Supplier Info
[China Supplier]
Contact Person : Ms. Lau Sheeta
Tel : 86-757-26390137
Fax : 86-757-28095991
Product Detail
1.Fast delivery 2.Large stock quantity with various sizes 3.Competitive price 4.High quality

S140 Alloy Tool Steel 

1. Standards:

AISI 5140, ASTM 5140, JIS SCR440, 40Cr

2. Specification:

Dia: 80~800mm Length: 2000-13000mm or as required

3. Process:

EAF+LF+VD+ Forged+ Heat Treatment (Annealed, A Normalized, Q+T)

4. Machine Capability

Tensile strength (N/mm2Mpa): >=835Elongation %: >=10Yield strength: >=540Hardness: HBS<=179Reduction of area: >=40%

5. Application:

Extrusion dies and die-casting for alumium, Mandgnesium allay mostly, for copper alloy could use mechaincal press forhing of steel

6. Inspection:

100% Ultrasonic according to the test standards: SEP1921-84, GR. 3 CLASS C/C

7.Chemical Composition(%)

C

Mn

Si

P

S

Cu

Cr

Ni

Mo

V

B

Ti

0.43

0.61

0.29

0.016

0.02

0.08

0.97

0.025

0.003

0.007

---

0.003

S140 Alloy Steel

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