不锈钢钢管

Product Name 

 stainless steel pipe

Standard

 ASTM A554, A249, A269 and A270

Material

 304:0cr18ni9, 0cr17ni8

 201:1cr17mn6ni5n,1cr13mn9ni1n

 316:0cr17ni12 or as customer’s request

Outer Diameter

 6.35-426mm

Wall Thickness

 2.1-40 mm

Length

 6-12m, as customers' requirement.

End treatment  beveled and plain end are available

Technique

 cold drawn and cold rolled are available

Surface

1: 2B, BA, Annealing and Pickling

2: Matt Finish

3: Satin Finish

4: Mirror Finish

5: Wire Drawing

6: Hairline Finish

Testing

Squash test, extended test, water pressure test, crystal rot test, NDT

Application

Petroleum, Smelting, Foodstuff, Power, Papermaking, Chemical, Medical Equipment, Aviation, Boiler Heat-Exchanger, etc.

Package

 Polybag, plastic caps, woven bag, steel strip bundle, as customers' requirement

Delivery   Time

 20 days after receipt of the deposit.

  Chemical Composition 

 

    Material  

        C        

        Si       

       Mn       

        P       

       S         

       Cr        

     Ni       

201

≤0.12

≤0.75

9.5-12.5

≤0.045

≤0.03

13-16

0.8-1.5

304

≤0.08

≤0.75

≤2.0

≤0.045

≤0.03

18-19

8-10

316

≤0.08

≤1.00

≤2.0

≤0.035

≤0.03

10-14

16.0-18.5

430

≤0.12

≤0.75

≤2.0

≤0.04

≤0.03

16-18

≤0.6

 

 


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