Contact:Louise.zhai Skype:qingshuidudu Ph:86-15131712168
Alloy steel pipe
Steel standard: ASTM, JIS, DIN, GB, EN, BS.
The main Standards: ASTM 335/213
Grade P2, P5, P11, P12, P15, P21, P91, P92/T2, T5, T9, T11, T12, T15, T21, T22, T91, T92
Outer Diameter: 6mm-1020mm
Wall Thickness: 1mm-150mm
Length: 512m
Application: petroleum, smelting, foodstuff, power, papermaking, chemical, medical equipment, aviation, boiler heat-exchanger and other field.
Seamless ferritic alloy-steel pipe for high-temperature service
Chemical properties (%) | ||||||||
Material | C | Si | Mn | P | S | Mo | Cr | |
% | % | % | % | max | % | max | ||
A 335 Grade P1 | 0,10 - 0,20 | 0,10 - 0,50 | 0,30 - 0,80 | 0,025 | 0,025 | 0,44-0,65 | ||
A 335 Grade P5 | max. 0,15 | max. 0,50 | 0,30 - 0,60 | 0,025 | 0,025 | 0,45-0,65 | 4,00-6,00 | |
A 335 Grade P11 | 0,05 - 0,15 | 0,50 - 1,00 | 0,30 - 0,60 | 0,025 | 0,025 | 0,44-0,65 | 1,00-1,50 | |
A 335 Grade P12 | 0,05 - 0,15 | max. 0,50 | 0,30 - 0,61 | 0,025 | 0,025 | 0,44-0,65 | 0,80-1,25 | |
A 335 Grade P22 | 0,05 - 0,15 | max. 0,50 | 0,30 - 0,60 | 0,025 | 0,025 | 0,87-1,13 | 1,90-2,60 | |
Mechanical properties | |||
Material | Tensile N/mm2 | Strength Min. N/mm2 | Yield % min. |
A 335 Grade P1 | min. 380 | 205 | 30 |
A 335 Grade P5 | min. 415 | 205 | 30 |
A 335 Grade P11 | min. 415 | 205 | 30 |
A 335 Grade P12 | min. 415 | 205 | 30 |
A 335 Grade P22 | min. 415 | 205 | 30 |