• ASTM A270 TP304 Sanitary Stainless Steel Tubes
  • ASTM A270 TP304 Sanitary Stainless Steel Tubes

ASTM A270 TP304 Sanitary Stainless Steel Tubes

Application: ASTM A270 TP304 Sanitary Stainless Steel Tubes

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  • Specification
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Introduction:

 ASTM A270 TP304 Sanitary Stainless Steel Tubes 

Specification:

ASTM A270 TP304 Sanitary Stainless Steel Tubes  


Product Description
Standard: ASTM A270
Material: 304, 304L, 316, 316L
OD: 15.9~168.3mm
WT: 0.89, 0.90, 1.00, 1.07, 1.20, 1.24, 1.50, 1.60, 1.65, 2.00, 2.11, 2.77, 3.05mm
Welding method: TIG or TIG + Plasma
Heat Treatment: 1040° C Water Quenching
Marking: VASTAR, A 270, Grade, OD WT Length, Heat number, Surface finish.
Inspection items: Chemical Composition; Size; Reverse Flattening Test; Hydrostatic Test or Eddy current test; Surface quality; etc.
Application: Food & Dairy industry.


ASTM
A270 Tolerance
OD Tolerance
WT Tolerance
Length Tolerance
OD
Tolerance
 
OD
Tolerance
≤ 25.4mm
± 0.13mm
± 12.5%
≤ 101.6mm
+3.2mm-0mm
> 25.4mm, ≤ 50.8mm
± 0.20mm
> 101.6mm
+4.8mm-0mm
> 50.8mm, ≤ 76.2mm
± 0.25mm
 
 
> 76.2mm, ≤ 101.6mm
± 0.38mm
 
 
> 101.6mm, < 139.7mm
± 0.38mm
 
 
> 139.7mm, ≤ 203.2mm
± 0.76mm
 
 
> 203.2mm, < 304.8mm
± 1.27mm
 
 


Chemical Composition

ASTM A270  Chemical Composition %
Grade
C
Si
Mn
P
S
Ni
Cr
Mo
304
≤ 0.08
≤ 1.00
≤ 2.00
≤ 0.045
≤ 0.03
8.00~11.00
18.00~20.00
 
304L
≤ 0.035
≤ 1.00
≤ 2.00
≤ 0.045
≤ 0.03
8.00~11.00
18.00~20.00
 
316
≤ 0.08
≤ 1.00
≤ 2.00
≤ 0.045
≤ 0.03
10.00~14.00
16.00~18.00
2.00~3.00
316L
≤ 0.035
≤ 1.00
≤ 2.00
≤ 0.045
≤ 0.03
10.00~15.00
16.00~18.00
2.00~3.00

Application:

Application: Food & Dairy industry.

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