Welded Thin Wall Stainless Steel Piping Mirror Finish ASTM A554 A249 A106

Name

Stainless Steel Seamless & Welded?Tube & Pipe

Items

Square tubes, round tubes, oval pipes, special shaped pipes,
empaistic pipes, fittings

Standard

ASTM A554, A249, A269 and A270

Material Grade

201: Ni 0.8%~1%

202: Ni 3.5%~4.5%

304: Ni 8%, Cr 18%

316: Ni 10%, Cr 18%

316L: Ni10%~14%

430: Cr16%~18%

Outer Diameter

9.53mm--159mm

Thickness

0.3mm - 3.0mm

Length

6m or as customers\' request

Tolerance

a) Outer Diameter: ? 0.2mm

b) Thickness: 0.02mm

c) Length: 5mm

Surface

180G, 240G, 320G Satin / Hairline
400G, 600G Mirror finish

Application

handrail,railing, staircase, weldmesh screen,door,window, balcony,fence,bench,furniture,etc

Test

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

Chemical Composition of Material

? Material
?
Composition

201

202

304

316L

430

C

≤0.15

≤0.15

≤0.08

≤0.035

≤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