JIS SUS 420J2 Martensitic Stainless Seamless Steel Pipe
JIS SUS 420J2 Martensitic Stainless Seamless Steel Pipe
JIS SUS 420J2 Martensitic Stainless Seamless Steel Pipe

Item specifics

length range
1-9meter
Delivery condition
Annealed
Surface condition
Acid pickling / polished

Review

Description

Introduction:

This stainless steel is a high-carbon steel with a minimum chromium content of 12%. It offers high hardness and excellent corrosion resistance properties

Application:

The applications of this stainless steel pipe/tube include washing machine shaft sleeve, bearing sleeve, valve etc.

Steel chemical :

C

SI

MN

P

S

NI

CR

0.26-0.40

MAX 1.00

MAX 1.00

MAX 0.040

MAX 0.030

MAX 0.60

12.00-14.00

Mechanical properties in annealed condition:

Yield strength N/mm2

Tensile strength N/mm2

Elongation %

Hardness HRB

Hardness HV

225 MIN

540 MIN

18 MIN

99 MAX

247 MAX

Delivery condition: 

Outside diameter range: 6-219mm

 

Wall thickness range:0.5-25.4 mm

 

Seamless Steel Pipe Process: Round bar→punched→grinded surface→annealed→grinded surface→acid pickling→cold rolled→annealed→Acid pickling or polished→cutting length→package

 

Delivery condition: Annealed

 

Surface condition: Acid pickling / polished

 

Finished products Test: Chemical, Tensile test, intergranular corrosion, flat test, expand test, nonmetallic inclusion, hydraulic test.