1.alloy steel pipe supplier
standard GB,DIN ,ASTM ASME ,JIS
2.8-1240 1-200
3. material:all kinds of alloy
4.,massive stock
our company are alloy steel pipe supplier
steel tubes applies to petroleum,chemical industry ,electric power,boiler with its metits of high temperature resistant ,low temperature resistant ,corrosion resistant,the products can be made according to the custom requirements delivery fast ,quality guaranteed ,competitive price,welcome to contacts us!
ASTM A335
steel grade:P1,P2,P5,P11,P12 P22
Useful:High-Temperature Service
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 |
