ASTM A335 P12 Pipe,ASTM A335 P12 Seamless Alloy-Steel Pipe,K11562 Pipe,DIN 17175 13CrMo44 Pipe.
We are a professional A335 P12 Pipe, Chrome Moly Seamless A335 P12 steel pipe ,1Cr-1/2Mo Alloy Stee Pipe supplier and exporter in China.A335 p12 is a typical Cr-Mo alloy steel pipe for high-temperature service and oil refinery applications.
A335 p12 material composition includes 0.05 – 0.15 carbon max, 0.30 – 0.61 Manganese, 0.025 Sulfur and Phosphorous max each, 0.5 Silicon , 0.80- 1.25 Chromium and up to 0.44-0.65 molybdenum. This type of steel material shall conform to specified chemical composition, tensile property, and hardness requirements.
It is used together with A182 F12 Flanges,and forging fitting,connect with A234 Wp12 pipe fittings.
ASTM A335 P12 Pipe specifications.
Description:A/SA335 P12 Seamless Alloy Steel Pipe for high termperature service
Standard: ASTM/ASME A/SA 355
Material: A/SA335 P12 ,1Cr-1/2Mo Alloy Stee
Nominal Dia: 1/2 “to 42” NB for seamless pipe
Schedules: 5S, 10S, 40S, 80S, 10, 20, 30…120, 140, 160, XXS
All dimensions are in accordance with ANSI B36.19 and ANSI B36.10
ASTM A335 P12 High Pressure Steel Pipe Chemistry Composition
| C, % | Mn, % | P, % | S, % | Si, % | Cr, % | Mo, % |
| 0.05-0.15 | 0.30-0.60 | 0.025 max | 0.025 max | 0.50 max | 0.80-1.25 | 0.44-0.65 |
ASTM A335 P12 High Pressure Steel Pipe Mechanical Properties & dimension tolerance
| Tensile Strength , MPa | Yield Strength, MPa | Elongation, % | ||||
| 415 min | 205 min | 30 min | ||||
| ASTM A530 & ASTM A335 | NPS | Outside Diameter, inch | Tolerance, mm | |||
| 1/8≤OD≤1-1/2 | ±0.40 | |||||
| 1-1/2＜OD≤4 | ±0.79 | |||||
| 4＜OD≤8 | +1.59/-0.79 | |||||
| 8＜OD≤12 | +2.38/-0.79 | |||||
| OD>12 | ±1% | |||||
ASTM A335 P12 Pipe Equivalent Material
SA335 P12 Pipe equivalent
| ASTM | ASME | Equivalent material | JIS G 3458 | UNS | BS | DIN | ISO | ABS | NK | LRS |
|---|---|---|---|---|---|---|---|---|---|---|
| A335 P12 | SA335 P12 | T12 | STPA 22 | K11562 | 3604 P1 620-440 | 17175 13CrMo44 |
– | ABS 12 | KSTPA 22 | Sec 2 1Cr 1/2Mo440 |
| Sec 3 1Cr 1/2Mo440 |
