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Stainless Steel Seamless Pipe for High-pressure Boilers

Stainless Steel Seamless Pipe for High-pressure Boilers 


             Steel Grade: 302,TP347H,TP316L,TP316,TP317,TP321,TP321H,TP310S

             Standard: GB 5310,ASTM A213,GB/T13296

             Specification:

             OD:
22mm~219mm   

             WT: 2mm~8mm

             Description: 

             This kind of stainless steel seamless pipe has been expertly developed to withstand extremely high pressure,
             much higher than our stainless steel pipe for heat exchangers.

             Steel Seamless Pipe Parameters:

Cold Drawn(Rolled) Steel Pipe         Outside Dia. mm Steel Wall Thickness mm Length mm
O.D.  Tolerance W.T. Tolerance

Tolerance rank

Tolerance
<20
General
±0.20
2~3
General
+12%S-10%S
L1 0~20

High grade

±0.15

High grade

±10%S
>30~50
General
±0.30
>3
General
±10%S
L2 0~10

High grade

±0.25
High grade
±7.5%S
>50
General
±0.8%D
 
 
 
L3 0~5

High grade

±0.6%D
 
 



 


 

 
 



           
             With more than ten safety checks for equipment such as physical and chemical analysis, hydrostatic test,
             eddy current testing and ultrasonic inspection, all our stainless steel seamless pipes are strictly under the
             rules of ISO9001 and exceed national standards as well as the American ASME/ANSI, Japanese JIS, German
             DIN and EU DIN overseas standards.

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