Stainless Steel Welded Pipe / Tube
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ASTM A312 JIS G3459 CNS 6331 Stainless Steel Pipes
Grade
Item
Ourside Diameter
Thickness
Length
CNS
6331
--
<30.0mm
--
±0.30mm
< 2mm
± 0.20mm
Definite Cut
Lengths
JIS
G3459
≧ 30.0mm
--
--
±1%
≧ 2mm
±10%
Definite Cut
Lengths
ASTM
A312
--
≦48.26mm
+0.40mm
-0.80mm
Nominal Thickness ±12.5%
+ 6.0mm
-0 mm
ASTM
A312
>48.26mm
≦114.3mm
±0.80mm
--
Nominal Thickness ±12.5%
+ 6.0mm
-0 mm
ASTM
A312
>114.3mm
≦219.08mm
+1.60mm
-0.80mm
Nominal Thickness ±12.5%
+ 6.0mm
-0 mm
ASTM
A312
>219.08mm
≦457.2mm
+2.40mm
-0.80mm
Nominal Thickness ±12.5%
+ 6.0mm
-0 mm
ASTM
A312
>457.2mm
≦660.4mm
+3.20mm
-0.80mm
Nominal Thickness ±12.5%
+ 6.0mm
-0 mm
ASTM
A312
>660.4mm
≦863.6mm
+4.00mm
-0.80mm
Nominal Thickness ±12.5%
+ 6.0mm
-0 mm
ASTM
A312
>863.6mm
--
+4.80mm
-0.80mm
Nominal Thickness ±12.5%
+ 6.0mm
-0 mm
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