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We can offer a comprehensive range of ASTM A335 P11 Alloy Steel Seamless Pipes that is using high quality raw materials . We are leading manufacturer & Suppliers of high quality of A335 P11 Alloy Steel Seamless Pipes . Alloy Steel Pipes (ASTM A335 P11) 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.
Specification of ASTM A335 P11 Alloy Steel Seamless Pipes:
| 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. |
ASTM A335 P11 Alloy Steel Seamless Pipes Chemical Composition :
| C, % | Mn, % | P, % | S, % | Si, % | Cr, % | Mo, % |
|---|---|---|---|---|---|---|
| 0.015 max | 0.30-0.60 | 0.025 max | 0.025 max | 0.50 max | 4.00-6.00 | 0.45-0.65 |
ASTM A335 P11 Alloy Steel Seamless Pipes Mechanical Physical properties:
| Tensile Strength, MPa | Yield Strength, MPa | Elongation, % |
|---|---|---|
| 415 min | 205 min | 30 min |
ASTM A335 P11 Alloy Steel Seamless Pipes Heat Treatment Requirements :
| P5, P9, P11, and P22 | |||
|---|---|---|---|
| Grade | Heat Treatment Type | Normalizing Temperature Range F [C] | Subcritical Annealing or Tempering Temperature Range F [C] |
| P5 (b,c) | Full or Isothermal Anneal | nbsp; | |
| Normalize and Temper | ***** | 1250 [675] | |
| Subcritical Anneal (P5c only) | ***** | 1325 - 1375 [715 - 745] | |
| P9 | Full or Isothermal Anneal | nbsp; | |
| Normalize and Temper | ***** | 1250 [675] | |
| P11 | Full or Isothermal Anneal | nbsp; | |
| Normalize and Temper | ***** | 1200 [650] | |
| P22 | Full or Isothermal Anneal | nbsp; | |
| 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] | |
ASTM A335 P11 Alloy Steel Seamless Pipes Tensile Requirements:
| 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 | |
