Name

Stainless Steel Seamless Pipe/Stainless Steel Pipe/Pipe/Tube/ASTM A**2 AISI **4,**4L/**6,**6L

Items

Square pipes,rectangular pipes, round tubes, oval pipes, special shaped pipes

Standard

ASTM ,GB,DIN  AISI

Material Grade

**1: Ni 0.7%**1%

**2: Ni 3.0%**4%

**4: Ni 8%, Cr *8%

Outer Diameter

9.5mm*-**4mm

square

12.7x12.7*-*00x*00mm 

rectangular

*0x*****5x*5mm

Thickness

1mm - **0mm

Length

5.8m,6m, or as customers' request

Tolerance

a) Outer Diameter:  +/- 0.2mm

b) Thickness: +/- 0.*2mm

c) Length: +/- 5mm

Surface

**0Grit, **0Grit, **0Grit Satin / Hairline

**0Grit, **0Grit, **0Grit Mirror finish

Application

Decoration,upholstery,rail,stair armrest,door,gate,window frame,holder structure,etc.

Test

Squash test, extended test, water pressure test,heat treatment, NDT

Chemical Composition of Material

Material

**1

**1

**4

C

≤0.*5

≤0.*5

≤0.*8

Si

≤1.*0

≤1.*0

≤1.*0

Mn

5.**7.5

7.***0

≤2.*0

P

≤0.*6

≤0.*6

≤0.**5

S

≤0.*3

≤0.*3

≤0.*3

Cr

****8

****9

****0

N

3.**5.5

***6

***0.5

Mechanical Property

Material Item 

**1

**2

Tensile Strength

≥**5

≥**0

Yield Strength

≥**5

≥**5

Extension

≥*0%

≥*0%

Hardness (HV)

<**3

<**3