advantages of Using A519 4140 Cold drawn seamless alloy steel Pipe
A519 4140 cold drawn and hot rolled seamless alloy steel pipe is a popular choice in various industries due to its numerous advantages. This type of steel pipe is known for its High strength, durability, and resistance to corrosion, making it ideal for use in demanding applications. In this article, we will explore the advantages of using A519 4140 cold drawn seamless alloy steel pipe.| Labels | Outside Diameter (d/mm) | T&C (kg/m) | wall thickness (t/mm) | Type of end-finish | |||||||
| 1 | 2 | J55/ K55 | M65 | L80/ R95 | N80-1/Q | C90/T95 | P110 | Q125 | |||
| 4-1/2 | 9.50 | 114.30 | 14.14 | 5.21 | PS | PS | – | – | – | – | – |
| 10.50 | 114.30 | 15.63 | 5.69 | PSB | PSB | – | – | – | – | – | |
| 11.60 | 114.30 | 17.26 | 6.35 | PSLB | PLB | PLB | PLB | PLB | PLB | – | |
| 13.50 | 114.30 | 20.09 | 7.37 | – | PLB | PLB | PLB | PLB | PLB | – | |
| 15.10 | 114.30 | 22.47 | 8.56 | – | – | – | – | – | PLB | PLB | |
| 5 | 11.50 | 127.00 | 17.11 | 5.59 | PS | PS | – | – | – | – | – |
| 13.00 | 127.00 | 19.35 | 6.43 | PSLB | PSLB | – | – | – | – | – | |
| 15.00 | 127.00 | 22.32 | 7.52 | PSLB | PLB | SLB | PLB | PLB | PLB | ||
| 18.00 | 127.00 | 26.79 | 9.19 | – | PLB | SLB | PLB | PLB | PLB | PLB | |
| 21.40 | 127.00 | 31.85 | 11.10 | – | PLB | PLB | PLB | PLB | PLB | PLB | |
| 23.20 | 127.00 | 34.53 | 12.14 | – | – | PLB | PLB | PLB | PLB | PLB | |
| 24.10 | 127.00 | 35.87 | 12.70 | – | – | PLB | PLB | PLB | PLB | PLB | |
| 5-1/2 | 14.00 | 139.70 | 20.83 | 6.20 | PS | PS | – | – | – | – | – |
| 15.50 | 139.70 | 23.07 | 6.98 | PSLB | PSLB | – | – | – | – | – | |
| 17.00 | 139.70 | 25.30 | 7.72 | PSLB | PLB | PLB | PLB | PLB | PLB | – | |
| 20.00 | 139.70 | 29.76 | 9.17 | – | PLB | PLB | PLB | PLB | PLB | – | |
| 23.00 | 139.70 | 34.23 | 10.54 | – | PLB | PLB | PLB | PLB | PLB | PLB | |
| 26.80 | 139.70 | 39.88 | 12.70 | – | – | – | – | P | – | – | |
| 29.70 | 139.70 | 44.20 | 14.27 | – | – | – | – | P | – | – | |
| 32.60 | 139.70 | 48.52 | 15.88 | – | – | – | – | P | – | – | |
| 35.30 | 139.70 | 52.53 | 17.45 | – | – | – | – | P | – | – | |
| 38.00 | 139.70 | 56.55 | 19.05 | – | – | – | – | P | – | – | |
| 40.50 | 139.70 | 60.27 | 20.62 | – | – | – | – | P | – | – | |
| 43.10 | 139.70 | 64.14 | 22.22 | – | – | – | – | P | – | – | |
| 6-5/8 | 20.00 | 168.28 | 29.76 | 7.32 | PSLB | PSLB | – | – | – | – | – |
| 24.00 | 168.28 | 35.72 | 8.94 | PSLB | PLB | PLB | PLB | PLB | PLB | – | |
| 28.00 | 168.28 | 41.67 | 10.59 | – | PLB | PLB | PLB | PLB | PLB | – | |
| 32.00 | 168.28 | 47.62 | 12.06 | – | – | PLB | PLB | PLB | PLB | PLB | |
| 7 | 17.00 | 177.80 | 25.30 | 5.87 | – | – | – | – | – | – | – |
| 20.00 | 177.80 | 29.76 | 6.91 | PS | PS | – | – | – | – | – | |
| 23.00 | 177.80 | 34.23 | 8.05 | PSLB | PLB | PLB | PLB | PLB | – | – | |
| 26.00 | 177.80 | 38.69 | 9.19 | – | PLB | PLB | PLB | PLB | PLB | – | |
| 29.00 | 177.80 | 43.16 | 10.36 | – | PLB | PLB | PLB | PLB | PLB | – | |
| 32.00 | 177.80 | 47.62 | 11.51 | – | PLB | PLB | PLB | PLB | PLB | – | |
| 35.00 | 177.80 | 52.09 | 12.65 | – | – | PLB | PLB | PLB | PLB | PLB | |
| 38.00 | 177.80 | 56.55 | 13.72 | – | – | PLB | PLB | PLB | PLB | PLB | |
| 42.70 | 177.80 | 63.55 | 15.88 | – | – | – | – | P | – | – | |
| 46.40 | 177.80 | 69.05 | 17.45 | – | – | – | – | P | – | – | |
| 50.10 | 177.80 | 74.56 | 19.05 | – | – | – | – | P | – | – | |
| 53.60 | 177.80 | 79.77 | 20.62 | – | – | – | – | P | – | – | |
| 57.10 | 177.80 | 84.98 | 22.22 | – | – | – | – | P | – | – | |
| 7-5/8 | 24.00 | 193.68 | 35.72 | 7.62 | – | – | – | – | – | – | |
| 26.40 | 193.68 | 39.29 | 8.33 | PSLB | PSLB | PLB | PLB | PLB | – | – | |
| 29.70 | 193.68 | 44.20 | 9.52 | – | PLB | PLB | PLB | PLB | PLB | – | |
| 33.70 | 193.68 | 50.15 | 10.92 | – | PLB | PLB | PLB | PLB | PLB | – | |
| 39.00 | 193.68 | 58.04 | 12.70 | – | – | PLB | PLB | PLB | PLB | PLB | |
| 42.80 | 193.68 | 63.69 | 14.27 | – | – | PLB | PLB | PLB | PLB | PLB | |
| 45.30 | 193.68 | 67.42 | 15.11 | – | – | PLB | PLB | PLB | PLB | PLB | |
| 47.10 | 193.68 | 70.09 | 15.88 | – | – | PLB | PLB | PLB | PLB | PLB | |
| 51.20 | 193.68 | 76.20 | 17.45 | – | – | – | – | P | – | – | |
| 55.30 | 193.68 | 82.30 | 19.05 | – | – | – | – | P | – | – | |
| 7-3/4 | 46.10 | 196.85 | 68.61 | 15.11 | – | – | P | P | P | P | P |
| 8-5/8 | 24.00 | 219.08 | 35.72 | 6.71 | PS | PS | – | – | – | – | – |
| 28.00 | 219.08 | 41.67 | 7.72 | PS | – | – | – | – | – | ||
| 32.00 | 219.08 | 47.62 | 8.94 | PSLB | PSLB | – | – | – | – | – | |
| 36.00 | 219.08 | 53.58 | 10.16 | PSLB | PSLB | PLB | PLB | PLB | PLB | – | |
| 40.00 | 219.08 | 59.53 | 11.43 | – | PLB | PLB | PLB | PLB | PLB | – | |
| 44.00 | 219.08 | 65.48 | 12.70 | – | – | PLB | PLB | PLB | PLB | – | |
| 49.00 | 219.08 | 72.92 | 14.15 | – | – | PLB | PLB | PLB | PLB | PLB | |
| 9-5/8 | 32.30 | 244.48 | 48.07 | 7.92 | – | – | – | – | – | – | – |
| 36.00 | 244.48 | 53.58 | 8.94 | PSLB | PSLB | – | – | – | – | – | |
| 40.00 | 244.48 | 59.53 | 10.03 | PSLB | PSLB | PLB | PLB | PLB | – | – | |
| 43.50 | 244.48 | 64.74 | 11.05 | – | PLB | PLB | PLB | PLB | PLB | – | |
| 47.00 | 244.48 | 69.95 | 11.99 | – | PLB | PLB | PLB | PLB | PLB | PLB | |
| 53.50 | 244.48 | 79.62 | 13.84 | – | – | PLB | PLB | PLB | PLB | PLB | |
| 58.40 | 244.48 | 86.91 | 15.11 | – | – | PLB | PLB | PLB | PLB | PLB | |
| 59.40 | 244.48 | 88.40 | 15.47 | – | – | – | – | P | – | – | |
| 64.90 | 244.48 | 96.58 | 17.07 | – | – | – | – | P | – | – | |
| 70.30 | 244.48 | 104.62 | 18.64 | – | – | – | – | P | – | – | |
| 75.60 | 244.48 | 112.51 | 20.24 | – | – | – | – | P | – | – | |
| 10-3/4 | 32.75 | 273.05 | 48.74 | 7.09 | – | – | – | – | – | – | – |
| 40.50 | 273.05 | 60.27 | 8.89 | PSB | PSB | – | – | – | – | – | |
| 45.50 | 273.05 | 67.71 | 10.16 | PSB | PSB | – | – | – | – | – | |
| 51.00 | 273.05 | 75.90 | 11.43 | PSB | PSB | PSB | PSB | PSB | PSB | – | |
| 55.50 | 273.05 | 82.60 | 12.57 | – | PSB | PSB | PSB | PSB | PSB | – | |
| 60.70 | 273.05 | 90.33 | 13.84 | – | – | – | – | PSB | PSB | PSB | |
| 65.70 | 273.05 | 97.77 | 15.11 | – | – | – | – | PSB | PSB | PSB | |
| 73.20 | 273.05 | 108.94 | 17.07 | – | – | – | – | P | – | – | |
| 79.20 | 273.05 | 117.87 | 18.64 | – | – | – | – | P | – | – | |
| 85.30 | 273.05 | 126.94 | 20.24 | – | – | – | – | P | – | – | |
| 11-3/4 | 42.00 | 298.45 | 62.50 | 8.46 | – | – | – | – | – | – | – |
| 47.00 | 298.45 | 69.95 | 9.53 | PSB | PSB | – | – | – | – | – | |
| 54.00 | 298.45 | 80.36 | 11.05 | PSB | PSB | – | – | – | – | – | |
| 60.00 | 298.45 | 89.29 | 12.42 | PSB | PSB | PSB | PSB | PSB | PSB | PSB | |
| 65.00 | 298.45 | 96.73 | 13.56 | – | – | P | P | P | P | P | |
| 71.00 | 298.45 | 105.66 | 14.78 | – | – | P | P | P | P | P | |
| 13-3/8 | 48.00 | 339.72 | 71.43 | 8.38 | – | – | – | – | – | – | – |
| 54.50 | 339.72 | 81.11 | 9.65 | PSB | PSB | – | – | – | – | – | |
| 61.00 | 339.72 | 90.78 | 10.92 | PSB | PSB | – | – | – | – | – | |
| 68.00 | 339.72 | 101.20 | 12.19 | PSB | PSB | PSB | PSB | PSB | PSB | – | |
| 72.00 | 339.72 | 107.15 | 13.06 | – | – | PSB | PSB | PSB | PSB | PSB | |
| 16 | 65.00 | 406.40 | 96.73 | 9.53 | – | – | – | – | – | – | – |
| 75.00 | 406.40 | 111.62 | 11.13 | PSB | PSB | – | – | – | – | – | |
| 84.00 | 406.40 | 125.01 | 12.57 | PSB | PSB | – | – | – | – | – | |
| 109.00 | 406.40 | 162.21 | 16.66 | P | – | P | P | – | P | P | |
| 18-5/8 | 87.50 | 473.08 | 130.22 | 11.05 | PSB | PSB | – | – | – | – | – |
| 20 | 94.00 | 508.00 | 139.89 | 11.13 | PSLB | PSLB | – | – | – | – | – |
| 106.50 | 508.00 | 158.49 | 12.70 | PSLB | PSLB | – | – | – | – | – | |
| 133.00 | 508.00 | 197.93 | 16.13 | PSLB | – | – | – | – | – | – | |
In conclusion, A519 4140 cold drawn seamless alloy steel pipe offers a number of advantages that make it a preferred choice in various industries. Its superior strength, durability, resistance to corrosion, and ease of fabrication make it an ideal option for demanding applications where reliability and performance are essential. Whether you are looking for a steel pipe for high-pressure piping systems, structural components, or machinery parts, A519 4140 cold drawn seamless alloy steel pipe is a reliable and cost-effective solution.differences Between A519 4140 Cold Drawn and Hot Rolled Seamless Alloy Steel Pipe
A519 4140 Cold Drawn and Hot Rolled Seamless Alloy Steel Pipe are two popular options for industrial applications that require high strength and durability. While both types of pipes are made from the same Material, there are some key differences between them that can impact their performance and suitability for specific projects.| OD In (mm) | + | – | WT In (mm) | + | – |
| <1(25.4) | 0.10 | 0.10 | ≤1.1/2(38.1) | 20% | 0 |
| 1∼1.1/2(25.4∼38.1) | 0.15 | 0.15 | >1.1/2(38.1) | 22% | 0 |
| >1.1/2∼<2(38.1∼50.8) | 0.20 | 0.20 | |||
| 2∼<2.1/2(50.8∼63.5) | 0.25 | 0.25 | |||
| 2.1/2∼<3(63.5∼76.2) | 0.30 | 0.30 | |||
| 3∼4(76.2∼101.6) | 0.38 | 0.38 | |||
| >4∼7.1/2(101.6∼190.5) | 0.38 | 0.64 | |||
| >7.1/2∼9(190.5∼228.6) | 0.38 | 1.14 |
In addition to differences in manufacturing process and mechanical properties, A519 4140 Cold Drawn and Hot Rolled Seamless Alloy Steel Pipe also have different surface finishes. Cold drawn pipes typically have a smooth, polished surface that is free from defects such as pits or scratches. This makes them ideal for applications where a high-quality appearance is important. Hot rolled pipes, on the other hand, may have a rougher surface finish due to the rolling process used to create them. While this may not be a concern for some applications, it can impact the overall aesthetics of the finished product.
Another important difference between A519 4140 Cold Drawn and Hot Rolled Seamless Alloy Steel Pipe is their cost. Cold drawn pipes are generally more expensive to produce than hot rolled pipes due to the additional processing steps involved in their manufacture. However, the superior mechanical properties and surface finish of cold drawn pipes may justify the higher cost for certain applications where performance and appearance are critical.
In conclusion, A519 4140 Cold Drawn and Hot Rolled Seamless Alloy Steel Pipe are both excellent choices for industrial applications that require high strength and durability. While both types of pipes are made from the same material, they have differences in manufacturing process, mechanical properties, surface finish, and cost that can impact their suitability for specific projects. By understanding these differences, engineers and project managers can make informed decisions about which type of pipe is best suited for their needs.