We can offer a comprehensive range of ASTM A335 P12 Alloy Steel Seamless Pipes that is using high quality raw materials . We are leading manufacturer & Suppliers of high quality of A335 P12 Alloy Steel Seamless Pipes . Alloy Steel Pipes (ASTM A335 P12) offered by us are made as per IBR standards and are used mainly for boiler operations. All products are industry-standard conforming to or exceeding API, ASTM, ASME, ANSI and other national and international standards. These pipes are available in different size, specification, grades & thikness as per the clients requirements. These pipes are widely used in different various application such as oil & gas, power plants, ship building, heavy engineering industries etc.
| Size | : | 1/8NB TO 24NB IN |
| Standards | : | ASTM A 335, ASME SA 335 |
| Type | : | Seamless |
| Specialized in | : | Large Diameter Size |
| Outer Dimensions | : | 19.05mm – 114.3mm |
| Wall Thickness | : | 2.0mm – 14 mm |
| Length | : | max 16000mm |
| Schedule | : | Schedule 20 - Schedule XXS (heavier on request) up to 250 mm thk. |
| Form | : | Round, Square, Rectangular, Hydraulic Etc. |
| Length | : | Single Random, Double Random & Cut Length. |
| Tubing End | : | Plain End, Beveled End, Treaded. |
| C, % | Mn, % | P, % | S, % | Si, % | Cr, % | Mo, % |
| 0.015 max | 0.30-0.61 | 0.025 max | 0.025 max | 0.50 max | 0.80-1.25 | 0.45-0.65 |
| Tensile Strength, MPa | Yield Strength, MPa | Elongation, % |
| 415 min | 205 min | 30 min |
|
P5, P9, P11, and P22 |
|
|
Grade |
Heat Treatment Type |
Normalizing Temperature Range F [C] |
Subcritical Annealing |
P5 (b,c) |
Full or Isothermal Anneal |
|
|
|
Normalize and Temper |
***** |
1250 [675] |
|
Subcritical Anneal (P5c only) |
***** |
1325 - 1375 [715 - 745] |
P9 |
Full or Isothermal Anneal |
|
|
|
Normalize and Temper |
***** |
1250 [675] |
P11 |
Full or Isothermal Anneal |
|
|
|
Normalize and Temper |
***** |
1200 [650] |
P22 |
Full or Isothermal Anneal |
|
|
|
Normalize and Temper |
***** |
1250 [675] |
P91 |
Normalize and Temper |
1900-1975 [1040 - 1080] |
1350-1470 [730 - 800] |
|
Quench and Temper |
1900-1975 [1040 - 1080] |
1350-1470 [730 - 800] |
|
Seamless |
|
||||
P-5 |
P-9 |
P-11 |
P-22 |
P-91 |
P91 shall not have a hardness not exceeding 250 HB/265 HV [25HRC]. |
|
Tensile Strength, min., psi |
||||||
ksi |
60 |
60 |
60 |
60 |
85 |
|
MPa |
415 |
415 |
415 |
415 |
585 |
|
Yield Strength, min., psi |
|
|||||
ksi |
30 |
30 |
30 |
30 |
60 |
|
MPa |
205 |
205 |
205 |
205 |
415 |
|
