S6 - S75 7mm Structural Stainless Steel Round Bar 317 SS Hot Rolled Annealed , Pickled

Quick Detail:

1,317 stainless steel round bar

2,Application:Structural Steel Bar   

3,Outer Diameter::S6-S75mm 

Description:

Type 317 stainless steel containing molybdenum,in the ocean of pitting corrosion resistance and chemical industrial environment is greatly better than that of 304 stainless steel.

317 stainless steel round bar

Brand: 0cr19ni13mo3/317

Standard: GB/T 1220-1992

The characteristics and applicable scope:

317 stainless steel round bar is 0cr19ni13mo3 ultra-low carbon steel,intergranular corrosion resistance is better than 0cr19ni13mo3

chemical composition:

 C :≤0.12

 Si:≤1.00

 Mn:≤2.00

 S :≤0.030

 P :≤0.035

 Cr:18.0020.00

 Ni:11.0015.00

 Mo:3.004.00

mechanical property:

Tensile strength of sigma b (MPa):≥480

Conditions to yield strength sigma 0.2 (MPa:≥177

Elongation delta 5 (%):≥40

Reduction of area bits (%):≥60

hardness:≤187HB;≤90HRB;≤200HV

Heat treatment specification and microstructure:

heat treatment regime:Solid solution of 1010 ~ 1150 cold fast

metallographic structure:the organization characteristics of austenite size.

317 for the water of the sea and all kinds of corrosive medium c