Polished ASTM A554 Welded Stainless Steel Square Tubing TP301, TP304L, TP409

Name

304 Stainless Steel tube

Standard

ASTM A554, A312, A249, A269 and A270

Material? Grade

304,304L,316,316L,202,201

Outer Diameter ?

6.5mm-101.6mm

Thickness

0.1mm - 3mm

Length

6m or as customers\' request

Tolerance

a) Outer Diameter:? 0.2mm

b) Thickness: 0.02mm

c) Length: 5mm

Surface

180G, 320G Satin / Hairline(Matt Finish, Brush, Dull Finish)400G, 600G Mirror finish

Application

Fluid and gas transport,decoration, construction,medical?equipment,?aviation,?boiler?heat-exchanger?and?other?fields

Test

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

Payment

30% T/T as deposit, the balance before shipment or L/C.

Delivery time

10~30 days ,according to the order quantity

Packing

Bundled with knitted plastic bag, wooden cases or according to customers\' request.

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)

<105

<100

<90

Grade

Chemical Composition %

C

Cr

Ni

Mn

P

S

Mo

Si

N

1Cr17Mn6Ni5N (201)

≤0.15

16.00-8.00

3.50-5.50

5.50-7.50

≤0.06

≤0.03

≤1.00

≤0.25

1Cr18Mn8Ni5N (202)