ASTM welded stainless steel tube used in barrel

Name

Stainless Steel tube

Standard

ASTM A554

Material Grade

201/202/304/316

Outer Diameter

8mm--114mm

Thickness

0.16mm - 2.1mm

Length

2440mm, 3050mm, 5800mm, 6000mm, 6100mm or as customer request

Tolerance

a) Outer Diameter:  +/- 0.2mm

b) Thickness: +/- 10% OR   as customer request 

c) Length: +/- 10mm

Surface

Satin / Hairline :180#, 320#

Polish   : 400# ,600# ,800# or  Mirror surface

Chemical Composition of Material

  Material

Composition

201

202

304

316

C

≤0.15

≤0.15

≤0.08

≤0.08

Si

≤1.00

≤1.00

≤1.00

≤1.00

Mn

5.5-7.5

7.5-10

≤2.00

≤2.00

P

≤0.06

≤0.06

≤0.045

≤0.045

S

≤0.03

≤0.03

≤0.030

≤0.030

Cr

16-18

17-19

18-20

16-18

Ni

1.2

3-3.5

8-10

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

 Payment term

a) if price term is Cif, Then 30% as advance,70% balance paid after b/l copy

b) if price term is Fob, Then 30% as advance,70% balance  paid before

shipment

 Delivery time

For 1 full container (about 22-25tons), within 25days after confirm 30% advance payment

Validity

within 3day after quotation