Pipe ASTM A53
Pipe ASTM A53
Pipe ASTM A53 is a widely used general-purpose carbon steel pipe suitable for various mechanical and pressure systems. A53 steel pipe is available in Grades A and B, each offering different mechanical properties and service suitability. Grade B pipe is more commonly used due to its excellent mechanical properties.
Under the ASTM A53 standard, pipes are classified into three types:
Type F: Furnace-butt welded pipe (Grade A only), made by continuous welding.
Type E: Electric resistance welded pipe, available in Grades A and B.
Type S: Seamless pipe made by hot working and, if needed, cold finishing. Available in Grades A and B, type S provides superior uniformity, strength, and pressure resistance, making it suitable for high-temperature and high-pressure systems.
ASTM A53 Seamless Carbon Steel Pipe is suitable for welding, coiling, bending, and flanging. It is often used in low-pressure pipelines, structural steel piping systems, mechanical tubing, refineries, natural gas transmission, and compressor stations.
Product Specifications
| Chemical Requirements for ASTM A53 | |||||||
| Type/Grade | C(%) | Mn(%) | P(%) | S(%) | Cu(%) | Ni(%) | Cr(%) |
| S-A(Seamless A) | 0.25 | 0.95 | 0.05 | 0.045 | 0.4 | 0.4 | 0.4 |
| S-B(Seamless B) | 0.3 | 1.2 | 0.05 | 0.045 | 0.4 | 0.4 | 0.4 |
| E-A(ERW A) | 0.25 | 0.95 | 0.05 | 0.045 | 0.4 | 0.4 | 0.4 |
| E-B(ERW B) | 0.3 | 1.2 | 0.05 | 0.045 | 0.4 | 0.4 | 0.4 |
| F-A(Furnace Weld A) | 0.3 | 1.2 | 0.05 | 0.045 | 0.4 | 0.4 | 0.4 |
| Tensile Requirements | |||
| Type | Grade | Tensile Strength(MPa) | Yield Strength(MPa) |
| Seamless/ ERW | A | 330 | 205 |
| Seamless/ ERW | B | 415 | 240 |
| Furnace Welded | A | 310 | 175 |
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More Details
ADVANTAGES
Cost-per-performance, seamless/welded options available
DISADVANTAGES
Not corrosion-resistant (compared to stainless steel), galvanized or painted protection required.
INDUSTRIES
Construction / Municipal Engineering / HVAC
APPLICATIONS
Construction Scaffolding / Low-Pressure Water Pipe / HVAC Piping
MACHINING Applications
Ordinary turning is sufficient; welding requires pre-treatment of bevels.



