Name

Stainless Steel pipe

Standard

ASTM A554, A312, A249, A269 and A270

Material Grade

304,316,201,202, 316L,430

Size Range

1) Outer diameter:various,customized.

2) Wall thickness: customized

Length

6m or as customers' request

Tolerance

a) Outer Diameter:  +/-0. 15mm 

b) Thickness: +/- 0.02mm

c) Length:+/-4. 5mm - 0mm 

Surface

Dull Finish;Mirror finish;bright.

Application

Ornamental tubes, Decoration construction, upholstery, industry instruments

Test

Squash test, Extended test, Water pressure test, Crystal rot test, Heat treatment, NDT

Chemical Composition of Material

Composition

   Material

201

202

304

316

430

C

≤0.15

≤0.15

≤0.08

≤0.08

≤0.12

Si

≤1.00

≤1.00

≤1.00

≤1.00

≤1.00

Mn

5.5-7.5

7.5-10

≤2.00

≤2.00

≤1.00

P

≤0.06

≤0.06

≤0.045

≤0.045

≤0.040

S

≤0.03

≤0.03

≤0.030

≤0.030

≤0.030

Cr

16-18

17-19

18-20

16-18

16-18

Ni

3.5-5.5

4-6

8-10.5

10-14

Mo

2.0-3.0

Mechanical Property

Material Item    

201

202

304

316

Tensile Strength

≥535

≥520

≥520

≥520

Yield Strength

≥245

≥205

≥205

≥205

Extension

≥30%

≥30%

≥35%

≥35%

Hardness (HV)

<253

<253

<200

<200