ASTM A335 Chromoly Steel Pipe Suppliers, Alloy Steel Chrome Moly Round Pipes Exporters
Stockholder of Alloy Steel Chrome Moly Seamless Pipes, Buy Cr-Mo Steel Pipes, ASTM A335 Chrome Moly Pipe at low cost
TubeWell is a recognized exporter and manufacturer of Alloy Steel Chrome Moly Pipes, which are quality-tested to deliver perfectly finish products to our customers. Alloy Steel Chrome Moly Seamless Pipes is known for Excellent quality, Resistant against corrosion, Sturdiness, Elevated quality, Rust free nature, Longer life, and more. Attributable to high strength and top quality, ASTM A335 Grade P12 Chrome Moly Pipes are enormously admired in the market.
Chrome Moly Pipe
Alloy Steel Chrome Moly Seamless Pipes
Alloy Steel Chrome Moly Pipes
ASME SA 335 Chrome Moly Pipe, ASTM A335 Chrome Moly Pipe, ASTM A335 Chrome Moly Pipe, SA335 Chromium Molybdenum Alloy Pipe, ASME SA335 Chrome Moly Steel Rectangular Pipe, A335 Chrome Moly Hydraulic Pipe is utilized in Furnace parts, Oil burner parts, Heat Treatment baskets and jigs, Carburising boxes, Heat Exchangers, Welding filler wire and electrodes, and more. Chrome Moly Steel Seamless Cold Rolled Pipes is also used in Boiler and furnace manufacturers, Automobiles Pump & Valves, Railways, Defense, Elevators and Escalators, etc. A335 is often called a chrome-moly pipe because of the chemical makeup of Molybdenum (Mo) and Chromium (Cr). Molybdenum increases the strength of steel as well as the impact qualities, resistance to wear, elastic limit, and hardenability. Moly increases the resistance to restrains grain growth softening, and makes chromium steel less susceptible to embrittlement. Moly is the best single added substance that expands high temperature creep quality. ASME SA 335 Chrome Moly Seamless Pipe, IBR Chrome Moly A335 Pipe, High Quality A335 Chrome Moly Pipe, Chrome Moly A335 Seamless Square Pipe, ASTM A335 Chrome Moly Hydraulic Pipe also enhances the corrosion resistance of steel and inhibits pitting.
TubeWell is a recognized exporter and manufacturer of Alloy Steel Chrome Moly Rectangular Pipes, Alloy Steel Chrome Moly Pipes, Chrome Moly ASME SA335 ERW pipe, Chrome Moly ASTM A335 Pipe, ASTM A335 Chrome Moly Pipe, Round Chrome Moly Alloy Steel Pipe which are quality-tested to deliver perfectly finish products to our customers. Alloy Steel Chrome Moly Seamless Pipes is known for Excellent quality, Resistant against corrosion, Sturdiness, Elevated quality, Rust free nature, Longer life, and more. Attributable to high strength and top quality, ASTM A335 Grade P12 Chrome Moly Pipes, Round Chromoly Steel Tube, Chrome-Moly Steel Pipe, IBR Chrome Moly Tubes, ASME SA335 Chrome Moly Alloy Pipe are enormously admired in the market. ASME SA 335 Chrome Moly Pipe, Chromoly Pipe Suppliers is utilized in Furnace parts, Oil burner parts, Heat Treatment baskets and jigs, Carburising boxes, Heat Exchangers, Welding filler wire and electrodes, and more. Silver Chrome Moly Pipe, Galvanized Iron Chrome Moly Tubing, Cold Drawn Chrome Moly Alloy Steel Pipe, 16Mn Chrome Moly Alloy Steel Pipe, Chrome Moly Steel Seamless Cold Rolled Pipes is also used in Boiler and furnace manufacturers, Automobiles Pump & Valves, Railways, Defense, Elevators and Escalators, etc.
Chromium (or chrome) is the basic constituent of stainless steel. Any steel with 12% or more Chrome is viewed as stainless. Chrome is virtually irreplaceable in resisting oxidation at elevated temperatures. Chrome raises the tensile, yield, and hardness at room temperatures. The structure chrome moly alloy steel pipe, Chrome Moly Seamless Alloy Steel Pipe, Chrome Moly Alloy Seamless Tube, 15CrMo Chrome Moly Alloy Steel Pipe, High quality Chrome Moly Alloy Steel Pipe, Chrome Moly Boiler Pipe, Chrome Moly Hot Rolled Black Carbon Seamless Steel Pipe makes it perfect for use in petrochemical plants, refineries, power plants, and oil field services where fluids and gases are transported at extremely high temperatures and pressures. The main objective set by us as manufacturers of Alloy Steel Chrome Moly Round Pipes is to cater to the demands of our esteemed clients with their customized settings. Alloy Steel Chrome Moly Square Pipes are exclusively used in different pipelines and joints in structures, household premises, and buildings.
TABLE OF CONTENT
ASTM A335 Alloy Steel Seamless Pipes Specification
| ASTM A335 Chrome Moly Pipe Specifications | ASTM A 335, ASME SA 335 |
|---|---|
| SA335 Chromium Molybdenum Alloy Pipe Size (Seamless) | 1/2″ to 36″ NB |
| ASME SA335 Chrome Moly Steel Rectangular Pipe Thickness | Upto 40mm |
| A335 Chrome Moly Hydraulic Pipe Length | 1 Mtr to 14 Mtr Single Random, Double Random & Cut Length |
| Chrome Moly A335 LSAW Pipe Schedule | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS, UPTO 4″ WALL THICK |
| ASME SA 335 Chrome Moly Seamless Pipe Form | Round, Square, Rectangular, Hydraulic Etc |
| IBR Chrome Moly A335 Pipe Heat Treatment | Spheroidizing / Full annealing / Process annealing / Isothermal annealing / Normalizing / Quenching / Martempering (Marquenching) / Quench and tempering / Austempering |
ASTM A335 Chrome Moly Alloy Pipe Chemical Composition
These pipe bear high resistance to rupture at high temperature and pressures. With hydrogen crack resistance and sulfide stress corrosion cracking chrome moly pipe are highly preferred over Carbon pipe.
| Grade | UN Sequiv. |
C≤ | Mn | P≤ | S≤ | Si≤ | Cr | Mo | |
|---|---|---|---|---|---|---|---|---|---|
| Round Chromoly Steel Tube | P1 | K11522 | 0.10~0.20 | 0.30~0.80 | 0.025 | 0.025 | 0.10~0.50 | – | 0.44~0.65 |
| ASTM A335 Chrome Moly Pipe | P2 | K11547 | 0.10~0.20 | 0.30~0.61 | 0.025 | 0.025 | 0.10~0.30 | 0.50~0.81 | 0.44~0.65 |
| SA335 Chromium Molybdenum Alloy Pipe | P5 | K41545 | 0.15 | 0.30~0.60 | 0.025 | 0.025 | 0.5 | 4.00~6.00 | 0.44~0.65 |
| ASME SA335 Chrome Moly Steel Rectangular Pipe | P5b | K51545 | 0.15 | 0.30~0.60 | 0.025 | 0.025 | 1.00~2.00 | 4.00~6.00 | 0.44~0.65 |
| A335 Chrome Moly Hydraulic Pipe | P5c | K41245 | 0.12 | 0.30~0.60 | 0.025 | 0.025 | 0.5 | 4.00~6.00 | 0.44~0.65 |
| Chrome Moly A335 LSAW Pipe | P9 | S50400 | 0.15 | 0.30~0.60 | 0.025 | 0.025 | 0.50~1.00 | 8.00~10.00 | 0.44~0.65 |
| ASME SA 335 Chrome Moly Seamless Pipe | P11 | K11597 | 0.05~0.15 | 0.30~0.61 | 0.025 | 0.025 | 0.50~1.00 | 1.00~1.50 | 0.44~0.65 |
| IBR Chrome Moly A335 Pipe | P12 | K11562 | 0.05~0.15 | 0.30~0.60 | 0.025 | 0.025 | 0.5 | 0.80~1.25 | 0.44~0.65 |
| High Quality A335 Chrome Moly Pipe | P15 | K11578 | 0.05~0.15 | 0.30~0.60 | 0.025 | 0.025 | 1.15~1.65 | – | 0.44~0.65 |
| Chrome Moly A335 Seamless Square Pipe | P21 | K31545 | 0.05~0.15 | 0.30~0.60 | 0.025 | 0.025 | 0.5 | 2.65~3.35 | 0.80~1.60 |
| ASTM A335 Chrome Moly Hydraulic Pipe | P22 | K21590 | 0.05~0.15 | 0.30~0.60 | 0.025 | 0.025 | 0.5 | 1.90~2.60 | 0.87~1.13 |
| Chrome Moly ASME SA335 ERW pipe | P91 | K91560 | 0.08~0.12 | 0.30~0.60 | 0.02 | 0.01 | 0.20~0.50 | 8.00~9.50 | 0.85~1.05 |
| Chrome Moly ASTM A335 Pipe | P92 | K92460 | 0.07~0.13 | 0.30~0.60 | 0.02 | 0.01 | 0.5 | 8.50~9.50 | 0.30~0.60 |
Chrome Moly Pipes: Werkstoff vs EN vs ASTM
| Werkstoff /DIN | EN | ASTM |
|---|---|---|
| 1.5415 | 16Mo3 | A335 Grade P1 |
| 1.7335 | 13CrMo4-5 | A335 Grade P11, P12 |
| 1.7380 | 10CrMo9-10 | A335 Grade P22 |
| 1.7362 | X11CrMo5 | A335 Grade P5 |
| A335 Grade P9 | ||
| 1.4903 | X10CrMoVNb9-1 | A335 Grade P91 |
AS Chrome Moly Pipes Tensile Requirements
| Tensile Strength, min., psi | P-5 | P-9 | P-11 | P-22 | P-91 |
|---|---|---|---|---|---|
| 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 |
Note: P91 shall not have a hardness not exceeding 250 HB/265 HV [25HRC].
Chromium-Molybdenum Pipes Mechanical Properties
| Mechanical properties | P1,P2 | P12 | P23 | P91 | P92,P11 | P122 |
|---|---|---|---|---|---|---|
| Tensile strength | 380 | 415 | 510 | 585 | 620 | 620 |
| Yield strength | 205 | 220 | 400 | 415 | 440 | 400 |
A335 is often called chrome moly pipe because of the chemical makeup of Molybdenum (Mo) and Chromium (Cr). Molybdenum increases the strength of steel as well as the elastic limit, resistance to wear, impact qualities, and hardenability. Moly increases the resistance to softening, restrains grain growth and makes chromium steel less susceptible to embrittlement. Moly is the most effective single additive that increases high temperature creep strength.
It also enhances the corrosion resistance of steel, and inhibits pitting. Chromium (or chrome) is the essential constituent of stainless steel. Any steel with 12% or more Chrome is considered stainless. Chrome is virtually irreplaceable in resisting oxidation at elevated temperatures. Chrome raises the tensile, yield, and hardness at room temperatures. The composition chrome moly alloy steel pipe make it ideal for use in power plants, refineries, petro chemical plants, and oil field services where fluids and gases are transported at extremely high temperatures and pressures.
| Heat Treatment | A / N+T |
N+T / Q+T |
N+T |
|---|
Material & Manufacturer
Pipe may be either hot finished or cold drawn with the finishing heat treatment noted below.
Heat Treatment Requirements
| Grade | Heat Treatment Type P5, P9, P11, and P22 |
Normalizing Temperature Range F [C] | Subcritical Annealing or Tempering Temperature Range F [C] |
|---|---|---|---|
| A335 P5 (b,c) | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1250 [675] | |
| Subcritical Anneal (P5c only) | ***** | 1325 – 1375 [715 - 745] | |
| A335 P9 | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1250 [675] | |
| A335 P11 | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1200 [650] | |
| A335 P22 | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1250 [675] | |
| A335 P91 | Normalize and Temper | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
| Quench and Temper | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
Permissible Variation in Wall Thickness
| NPS [DN] Designator | Tolerance, % from Specified | |
|---|---|---|
| Over | Under | |
| 1/8 to 2 1/2 [6 to 65] incl., all t/D ratios | 20.0% | 12.5% |
| Above 2 1/2 [65], t/D < or = 5% | 22.5% | 12.5% |
| Above 2 1/2 [65], t/D > 5% | 15.0% | 12.5% |
| (t = Specified Wall Thickness; D = Specified Outside Diameter) | ||
Alloy Steel Chrome Moly Pipes Elongation Requirements
| Calculated Minimum Elongation Values | |||||
|---|---|---|---|---|---|
| Elongation in 2 in. or 50 mm, min % | |||||
| Wall Thickness | P5, P9, P11, P22 | P91 | |||
| in. | mm | Longitudinal | Transverse | Longitudinal | |
| 5/16 (0.312) | 8 | 30 | 20 | 20 | |
| 9/32 (0.281) | 7.2 | 28 | 19 | 19 | |
| 1/4 (0.250) | 6.4 | 27 | 18 | 18 | |
| 7/32 (0.219) | 5.6 | 26 | 17 | ||
| 3/16 (0.188) | 4.8 | 24 | 16 | ||
| 5/32 (0.156) | 4 | 22 | 15 | ||
| 7/8 (0.125) | 3.2 | 21 | 14 | ||
| 3/32 (0.094) | 2.4 | 20 | 13 | ||
| 1/18 (0.062) | 1.6 | 18 | 12 | ||
Permissible Variations in Outside Diameter
Outside Diameter at any point shall not vary from standard specified more than:| NPS [DN] Designator | Over | Under | ||
|---|---|---|---|---|
| in. | mm | in. | mm | |
| 1/8 to 1 1/2 [6 to 40], incl. | 1/64 (0.015) | 0.40 | 1/64 (0.015) | 0.40 |
| Over 1 1/2 to 4 [40 to 100], incl. | 1/32 (0.031) | 0.79 | 1/32 (0.031) | 0.79 |
| Over 4 to 8 [100 to 200], incl. | 1/16 (0.062) | 1.59 | 1/32 (0.031) | 0.79 |
| Over 8 to 12 [200 to 300], incl. | 3/32 (0.093) | 2.38 | 1/32 (0.031) | 0.79 |
| Over 12 [300] | +/- 1% of the specified outside diameter | |||
Ordering Information
Orders for material under this specification should include the following, as required, to describe the desired material adequately:
| Quantity | Feet, meters, or number of lengths |
|---|---|
| Name of material | Seamless Alloy Steel Pipe |
| Grade | P5, P9, P11, P22, P91 |
| Manufacturer | Hot-finished or cold-drawn |
| Size using one of the following: | |
| NPS and Schedule Number | |
| Outside Diameter and Nominal Wall Thickness | |
| Outside Diameter and Minimum Wall Thickness | |
| Inside Diameter and Nominal Wall Thickness | |
| Inside Diameter and Minimum Wall Thickness | |
| Length | Specific or Random |
| End Finish | |
Ready stock of Chrome Moly Pipe
| ASTM A335 Chrome Moly Pipe | Round Chrome Moly Alloy Steel Pipes |
| Round Chromoly Steel Pipe | Chrome-Moly Steel Pipe |
| IBR Chrome Moly Pipe | ASME SA335 Chrome Moly Alloy Pipe |
| Silver Crome Moly Pipe | Galvanized Iron Chrome Moly Pipe |
| Cold Drawn Chrome Moly Alloy Steel Pipe | 16Mn Chrome Moly Alloy Steel Pipe |
| Chrome Moly Seamless Alloy Steel Pipe | Chrome Moly Alloy Seamless Pipe |
| 15CrMo Chrome Moly Alloy Steel Pipe | High quality Chrome Moly Alloy Steel Pipe |
| Chrome Moly Boiler Pipe | Chrome Moly Hot Rolled Black Carbon Seamless Steel Pipe |
| ASTM A335 Chrome Moly Pipes | ASTM A335 Alloy Steel Seamless Pipes |
| SA335 Chromium Molybdenum Alloy Pipe | ASME SA335 Chrome Moly Steel Rectangular Pipe |
| A335 Chrome Moly Hydraulic Pipe | Chrome Moly A335 LSAW Pipes |
| ASME SA 335 Chrome Moly Seamless Pipe | IBR Chrome Moly A335 Pipes |
| SA335 Alloy Pipe | ASME SA / ASTM A335 Pipes |
| High Quality A335 Chrome Moly Pipes | SA335 Chromium Alloy Steel Pipe |
| Chrome Moly A335 Seamless Square Pipe | ASTM A335 Chrome Moly Hydraulic Pipes |
| Chrome Moly ASME SA335 ERW pipes | Chrome Moly ASTM A335 Pipes |
| ASTM A335 Chrome Moly Pipe | Round Chrome Moly Alloy Steel Pipes |
| Round Chromoly Steel Pipe | Chrome-Moly Steel Pipe |
| IBR Chrome Moly Pipe | ASME SA335 Chrome Moly Alloy Pipe |
| Silver Crome Moly Pipe | Galvanized Iron Chrome Moly Pipe |
| Cold Drawn Chrome Moly Alloy Steel Pipe | 16Mn Chrome Moly Alloy Steel Pipe |
| Chrome Moly Seamless Alloy Steel Pipe | Chrome Moly Alloy Seamless Pipe |
| 15CrMo Chrome Moly Alloy Steel Pipe | High quality Chrome Moly Alloy Steel Pipe |
| Chrome Moly Boiler Pipe | Chrome Moly Hot Rolled Black Carbon Seamless Steel Pipe |