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EN 31 Alloy Steel

EN 31 Alloy Steel
EN 31 Alloy Steel
Product Description

Technical Specification

Grade

C

Mn

P

S

Si

Ni

Cr

Mo

EN31

0.95-1.10

0.40-.0.70

0.035 max

0.030max

0.10-0.35

-

1.20-0.35

-


Physical Properties

Thermal Conductivity at °C

W / (m*K)

20

44.5

350

45

700

46


Heat Treatment

Soft Annealing °C

700-800

Cooling

Furnace

Hardness HB

max. 207

Stress-relief Annealing °C

600-650

 

1st Pre-Heating °C

up to approx. 400 in an air-circulating furnace

2nd and 3rd

800 and 900

Hardening °C

800-820

Quenching

520°C Oil Quench

Tempering °C

at least twice 150-200

Hardness after Temperature HRC

61-63

Contact Us

Unit No.1201 & 1202, Ghanshyam Enclave P. Co-Op. Soc. Ltd., New Link Road, Near Laljipada Police Station, Kandivali (West) Mumbai Maharashtra India 28693824
Phone :28693824