P91 Alloy Pipe

P91 Alloy pipe Product Description ASTM A335 Steel Ferritic Alloy Tubes Pipe for High-Temperature and Boilers ASTM A335 Seamless ferritic and alloy steel pipe for high temperature service Applications: for Boilers,Superheaters,Heat-Exchangers Size range: O.D.:6-420mm W.T.:1-50mm L: according to...

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Product Details

P91 Alloy pipe

Product Description

ASTM A335 Steel Ferritic Alloy Tubes Pipe for High-Temperature and Boilers

ASTM A335 Seamless ferritic and alloy steel pipe for high temperature service

Applications:  for Boilers,Superheaters,Heat-Exchangers
Size range: O.D.:6-420mm  W.T.:1-50mm  L: according to customer requirement

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QUALITY CONTROL

1~ Incoming Raw Material Inspection
2~ Raw Material Segregation to avoid steel grade mix-up
3~ Heating and Hammering End for Cold Drawing
4~ Cold Drawing and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness,Impact, Mictrostruture etc
8~ Packing and Stockin



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