ASTM A53 Black and Hot-Dipped Zinc-Coated Welded Smls Pipe Standard

Views : 687
Update time : 2024-09-19 08:47:10

  ASTM A53(also referred to as ASME SA53 pipe) is a carbon steel alloy, which can be used as structural steel or for low-pressure pipelines and is also acceptable for ordinary uses in steam, water, gas and air lines.The alloy specifications are set by ASTM International in the specifications ASTM A53 / A53M.

  ASTM A53 Steel Pipe Specifications

  A53 pipe comes in three types (F, E, S) and two grades (A, B).

  A53 Type F is manufactured with a furnace butt weld or may have a continuous weld (Grade A only)

  A53 Type E has an electric resistance weld (Grades A and B)

  A53 Type S is a seamless pipe and found in Grades A and B)

  A53 Grade B Seamless pipe is our most polar product under this specification and A53 pipe is commonly dual certified to A106 B Seamless pipe.

  Pipe ordered under this specification is intended for mechanical and pressure applications and is also acceptable for ordinary uses in steam, water, gas, and air lines. It is suitable for welding, and suitable for forming operations involving coiling, bending, and flanging, subject to the following qualifications:

  1.Type F is not intended for flanging.

  2.When Types S and E are required for close coiling or cold bending, Grade A is the preferred grade. This provision is not intended to prohibit the cold bending of Grade B pipe.

  3.Type E is furnished either nonexpanded or cold expanded at the option of the manufacturer.

  ASTM A53 pipe covers Seamless and Welded, Black and Hot-Dipped Galvanized nominal (average) wall pipe for coiling, bending, flanging and other special purposes and is suitable for welding. Continuous-Welded pipe is not intended for flanging. Purpose for which pipe is intended should be stated on order.

  Grade B

  NPS ¼” to NPS 26” O.D.

  Wall thickness: Schedules 10 through 160, STD, XH and XXH

  Commonly requested unscheduled walls up to 4” and certified minimum wall items.

  Chemical Properties %

  Grade C, max Mn, max P, max S, max Cu*, max Ni*, max Cr*, max Mo*, max V*, max
Type S(Seamless) A 0.25 0.95 0.05 0.05 0.4 0.4 0.4 0.15 0.08
B 0.3 1.2 0.05 0.05 0.4 0.4 0.4 0.15 0.08
Type E                             (Electric-resistance Welded) A 0.25 0.95 0.05 0.05 0.4 0.4 0.4 0.15 0.08
B 0.3 1.2 0.05 0.05 0.4 0.4 0.4 0.15 0.08
Type F                          (Furnace-welded) A 0.3 1.2 0.05 0.05 0.4 0.4 0.4 0.15 0.08

  This is summarized information from ASME Specification A53. Please refer to the specific Standard or Specification or contact us for more sale@strpipeline.com

 

Mechanical Properties comparison

  Grade A Grade B
Tensile Strength, min., psi, (MPa) 48,000 (330) 60,000 (415)
Yield Strength, min., psi, (MPa) 30,000 (205) 35,000 (240)

  Production process of ASTM A53

  Seamless steel pipe manufacturing process is divided into hot-rolled and cold seamless pipe.

  1.Production process of hot-rolled seamless steel pipe: tube billet → heating → perforation → three-roller/cross-rolling & continuous rolling → de-pipe → sizing → cooling → straightening → hydraulic test → marking → seamless steel pipe with leverage effect Detected.

  2. Production process of cold drawn seamless steel tubes: tube blank → heating → perforation → heading → annealing → pickling → oiling → multiple cold drawing → blank tube → heat treatment → straightening → hydraulic test → marking → storage.

  Tips:Seamless pipe is often made by drawing a solid shape over a mandrel to form the configuration of a tube. Welded pipe is more commonly made by rolling a flat strip of material into a tube and joining the edges together with a longitudinal weld. The weld can be made by either Electric Resistance Welding (Type E) or by Furnace Butt Welded/Continuous Welding (Type F).

  ASTM A53 steel pipe the pipeline underneath, the groundwater, and the hot water transportation.Mechanical processing, bearing sleeves, processing machinery parts, etc.Gas delivery, Hydroelectric power fluid pipeline Anti-static tubes for wind power plants, etc.Shengtian pipe-fitting group has a full range of stock in ASTM A53 steel pipe (ASME SA53 steel pipe).

Related News
Read More >>
Working Pressure of Seamless Steel Pipe Working Pressure of Seamless Steel Pipe
Sep .17.2026
  Seamless steel pipe actual bearing pressure may be affected by many factors such as the quality of the pipe, processing technology, and use environment Please feel free to contact us if you have any questions Email : pipe@stpipefitting.cn
(SMLS pipe) is a type of pipe produced without welds by deforming the metal as a whole using piercing and rolling techniques. Compared to welded steel pipe, its core advantage stems from the continuity of the material and the uniformity of its structure, providing superior reliability and safety under high pressure, high temperature, and complex stress environments. This makes seamless steel pipe a fundamental and reliable material in the petroleum, chemical, natural gas, and power industries for critical processes and the transportation of hazardous media.
Seamless carbon steel pipe Sch 40 Seamless carbon steel pipe Sch 40
Sep .15.2026
Seamless Carbon Steel Pipe Sch 40 (Schedule 40) is a seamless steel pipe specification that meets the American standard. Its pipe wall thickness is Sch40 (corresponding to the standard wall thickness series), which represents the standard wall thickness under a specific pressure level and is often used in occasions with higher pressure and temperature.
Schedule 80 Carbon Steel Pipe: Thickness, Dimensions & Weight in mm Schedule 80 Carbon Steel Pipe: Thickness, Dimensions & Weight in mm
Sep .10.2026
Schedule 80 Carbon Steel Pipe is made up of carbon steel materials. The carbon steels can vary in composition based on the grades. The strengths and the toughness vary. To have an international and equal identification of the pressure capacities of the pipes, the schedule scale is used. The wall thickness grades of the steel pipe range from Schedule (SCH) 5 to Schedule (SCH) 160. SCH 5 has the lowest pressure resistance, while SCH 160 has the highest.
Steel Pipe Sizes Explained: NPS, OD and Wall Thickness Steel Pipe Sizes Explained: NPS, OD and Wall Thickness
Sep .08.2026
Steel pipe sizing can be confusing, especially for buyers who are new to piping specifications. A pipe's designated size often differs from its actual dimensions, which can lead to mistakes during purchasing or design.