Chrome and molybdenum including alloyants make up Chrome Moly Pipes. These components increase the corrosion resistance, creep resistance, temperature resistance, and strength of the Tig-welded Chrome Moly Pipes. Suppliers of chrome moly steel pipes manufacture the pipes to various standards and requirements. In accordance with the prescribed criteria, the pipes come in a variety of sizes. Ferritic alloy seamless pipes include Astm A335 Chrome Moly Pipes. It has various grades, including P5, P11, and P91. These many grades are made up of distinct things. The nominal bore sizes of the alloy steel chrome moly pipes range from 1/4 inch to 24 inch. Depending on the requirements of the application, there are schedules from sch40 to XXS and heavier. According to the outer diameters and schedules, the suppliers of chrome moly pipes also offer these pipes in a variety of wall thicknesses. These materials are employed in manufacturing power plants, moving oil and gas, building, and other structural purposes. The Mig Welding Chrome Moly Tubing is a well-known tubing that offers good performance at a reasonable price. The pipes made of chrome moly are often resistant to high temperatures. The temperature capabilities and strength values vary depending on the Chromoly 4130 Pipes Material and the chromium concentration in the different grades. Due to its exceptional heat resistance, Sch40 Aisi 4130 Alloy Steel Pipes, one of the most popular chrome-moly pipes, is utilised in boilers and heat exchangers.
ASTM A335 Chromoly Steel Tube
Alloy Steel Chrome Moly Pipes
Chromoly Pipe
| Pipe Grade | Equivalent Forgings | Equivalent Castings | Equivalent Fittings |
|---|---|---|---|
| 1/2Cr 1/2Mo | ASTM A182 F2 | ||
| 3/4Cr 1 Mo 3/4NI | A217 WC5 | ||
| 1/2Cr 1/2Mo 1 | A217 WC4 | ||
| 1Cr 1 / 2Mo | ASTM A182 F12 | A234 WP12 | |
| 1 1/4Cr 1/2Mo | ASTM A182 F11 | A217 WC6 | A234 WP11 |
| 1Cr 1 Mo Vd | A404 F24 | A389 C24 | |
| 3Cr 1 Mo | ASTM A182 F21 | ||
| 5Cr 1/2Mo | ASTM A182 F5 | A234 WP5 | |
| 1 1/4Cr 1/2Mo Vd | A389 C23 | ||
| 5Cr 1/2Mo Si | A217 Gr.C5 | ||
| 9Cr 1 Mo | ASTM A182 F9 | A217 Gr.C12 | A234 WP9 |
| 7Cr 1/2Mo | ASTM A182 F7 | A234 WP7 | |
| 13Cr | ASTM A182 F6 | A351 CA15 |
Chromoly Tube/cromoly 4130 Tubo
Chromoly Alloy Steel Pipe
Chromoly Alloy Steel Tube
Chromoly Alloy Seamless Steel Tube
Chromoly Cold Drawn Steel Tube
Heavy Duty Chromoly Welded Tubes
Chromoly Seamless Round Tube
Thin Wall Cold Rolled Chromoly Steel Tubing
Chromoly Tubing
Chromoly Precision Carbon Seamless Steel Tube
| Grade | P5 | P9 | P11 | P22 | P91 |
| Carbon | 0.15 | 0.15 | 0.05 To 0.15 | 0.05 To 0.15 | 0.08 To 0.12 |
| Phosphorous | 0.025 | 0.025 | 0.025 | 0.025 | 0.020 |
| Manganese | 0.30 To 0.60 | 0.30 To 0.60 | 0.30 To 0.60 | 0.30 To 0.60 | 0.30 To 0.60 |
| Sulfur | 0.025 | 0.025 | 0.025 | 0.025 | 0.010 |
| Chromium | 4.00 To 6.00 | 8.00 To 10.00 | 1.00 To 1.50 | 1.90 To 2.60 | 8.00 To 9.50 |
| Silicon | 0.50 | 0.25 To 1.00 | 0.50 To 1.00 | 0.50 | 0.20 To 0.50 |
| Molybdenum | 0.45 To 0.65 | 0.90 To 1.10 | 0.44 To 0.65 | 0.87 To 1.13 | 0.85 To 1.05 |
| Wall Thickness | P5/ P9/ P11/ P22 | P91 | ||
| Inch | MM | Longitudinal | Transverse | Longitudinal |
| 9/32 | 7.2 | 28 | 19 | 19 |
| 5/16 | 8 | 30 | 20 | 20 |
| 7/32 | 5.6 | 26 | 17 | |
| 1/4 | 6.4 | 27 | 18 | 18 |
| 1/18 | 1.6 | 18 | 12 | |
| 3/16 | 4.8 | 24 | 16 | |
| 7/8 | 3.2 | 21 | 14 | |
| 5/32 | 4 | 22 | 15 | |
| 3/32 | 2.4 | 20 | 13 | |
| Nominal Pipe size | Over | Under | ||
| Inch | Millimetre | Inch | Millimetre | |
| Over 4 to 8 | 1/16 (0.062) | 1.59 | 1/32 (0.031) | 0.79 |
| 1/8 to 1 1/2 | 1/64 (0.015) | 0.40 | 1/64 (0.015) | 0.40 |
| Over 8 to 12 | 3/32 (0.093) | 2.38 | 1/32 (0.031) | 0.79 |
| Over 1 1/2 to 4 | 1/32 (0.031) | 0.79 | 1/32 (0.031) | 0.79 |
| Over 12 [300] | +/- 1% of the specified outside diameter | |||
| Element | Heat Treatment | Temperature Range F |
| P9 | Full or Isothermal Anneal | |
| Normalize and Temper | 1250 [675] | |
| P5 | Full or Isothermal Anneal | |
| Normalize and Temper | 1250 [675] | |
| P11 | Full or Isothermal Anneal | |
| Normalize and Temper | 1200 [650] | |
| P91 | Normalize and Temper | 1350 To 1470 [730 To 800] |
| Quench and Temper | 1350 To 1470 [730 To 800] | |
| P22 | Full or Isothermal Anneal | |
| Normalize and Temper | 1250 [675] |
| Vallourec Tubes | Germany, France, & Brazil |
| Productos Tubulares | Spain |
| Nippon Steel Corp | Japan |
| IBF | Italy |
| Tenaris | Italy, Mexico, & Argentina |
| Wyman Gordon | USA |
| JFE | Japan |
| Michigan Seamless | USA |
| Tubos Reunidos | Spain |
| Rockwell Collins | USA |
| Jiangu Chengde Steel Tube Co Ltd. Ltd | China |
| Eschweiller | Germany |
| Chomutov | Czech |
| Chrome Moly BW Fittings | |
| Canadoil Forge | Canada |
| Custom Alloys | USA |
| Dynamic Products | USA |
| Erne | Austria |
| LA Boiler Works | USA |
| Petrol Raccord | Italy |
| Shaw APP | USA |
| SK Bend | Korea |
| T.K Corp | Korea |
| Taylor Forge | USA |
| TFA | USA |
| Chrome Flanges | |
| Bebitz | Germany |
| DL Flange | USA |
| Galperti | USA & Italy |
| Maass | USA & Germany |
| Metalfar | Italy |
| Newman Flange | USA |
| Western of Texas | USA |
| Kumwoo | Korea |
| Chrome Forged Fittings O-lets | |
| CGP | USA |
| Bonney Forge | USA |
| Kumwoo | Korea |
| Mega | Italy |
| IML | Italy |
| Penn Machine | USA |
| Viar | Italy |
| WOI | USA |
| WFI | USA |