431 En 1.4057 Stainless Steel Bright Bar

Backed by a team of dexterous experts, we are well known Exporter and Supplier of 431 en 1.4057 Stainless Steel Bright Bar in Wuxi, Jiangsu, China. 431 stainless steel As a martensitic stainless steel with a 17% chromium and 2.5% nickel content it is usually supplied in the hardened but still machineable condition. It offers good corrosion resistance in mild marine and industrial atmospheres where high tensile and yield strength with excellent toughness are required.

UNS Designati-onsB
Type Composition,% max

C Mn P S Si Cr Ni Mo N Other elements
S43100 431 0.2 1.0 0.04 0.03 1.0 15-17 1.25-2.5 ... ... .....

Mechanical Requirments

Mechanical Properties: Tensile strength (MPa): quenching and tempering, min1080

elongation 5 (%): quenching and tempering, min10

impact energy Akv (J): quenching and tempering, min39

Hardness: annealing, min285HB
A) Heat treatment and microstructure specifications: Heat treatment specifications: 1) annealing, 680 - 700 a tempering air cooling; 2) quenching, 950 -1050 a oil cooling; 3) tempering 275-350 a air cooling. Microstructure: Organizing for the martensite type.
B) Delivery status: generally heat treatment delivery, the treatment types specified in the contract; not indicated, by not heat treatment delivery.