EP Grade Stainless Steel Pipe

  • Description
Product Detail

Product Type:Stainless Steel Pipe

Product Name:EP Grade Stainless Steel Pipe

Standard:

Gas Pressure Regulator:GB/T 12244.2006  JIS B6803:2003

EP Grade Stainless Steel Pipe:ASTM A262?A269?A370?A380?A450? A632?A700

Valve:GB/T 12230.2005  GB/T 9092-1999

Place of Origin:Beijing,China

Certification:ISO9001;2008


Ultra-precision  pipe of AEROTECH’s products that use of BAOGANG materials are made in the ultra  clean environment under the strict quality management through the electrolytic  polishing technology.(Compliance with ASTM.269 standard)


The pipe wall size FOR AP/BA/MP/EP Grade



     Outer Diameter		Wall Thickness(mm)
mmInchA sizeEP Grade(mm)BA Grade(mm)SCH5SSCH10S
3.181/8’’ 0.510.71  
6.351/4’’ 0.891  
9.533/8’’ 0.891  
12.71/2’’ 11.24  
19.053/4’’ 11.24  
25.41’’ 11.24  



The pipe wall parameters



     Wall thickness(mm)		 The    allowable value of the wall thickness
Up to 2.0±0.2mm
Over 2.0±10%
4.0/4.5/5.0/5.515%-12.5%
5.0/5.5/6.5MIN-12.5%
8MIN-12.5%



For BA/MP/EP Grade



     Outer diameter		The allowable value of outer diameterThe allowable value of outer diameter
mmInch
3.181/8’’0.06-0±12.5%
6.351/4’’0.05-0±10%
9.533/8’’0.06-0
12.71/2’’0.07-0
19.053/4’’0.08-0
25.41’’0.09-0



Standard Material


 CSiMnPSNiGrMo
SUS316LASTMMax0.03Max1.00Max2.00Max0.045Max0.030Max12.00-16.0016.00-18.002.00-3.00
TPSample0.0180.350.720.0260.00312.6316.682.1



Tention Test


 Yield strengthTention strengthTention
Seamless steel tubeSUS316LASTMMin175Min480Min35
Sample26058260



Hardness Test


 Vivtorinox hardness
Seamless steel tubeSUS316L144



INNER SURFACE ROUGHNESS For Semiconductor  and Liquid Crystal Plants



     Outer diameter		Wall ThicknessThe inner surface roughness
mmInchEP grade
3.181/8’’0.51Ra=0.2umRa=1.0um
6.351/4’’0.89Ra=0.2umRa=0.5um
1.0
9.533/8’’0.89
12.71/2’’1.0
19.053/4’’1.0
25.41’’1.0



 

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