ASTM S/A 53 Carbon Steel Pipe & Tube | A53 Carbon Steel Pipe

ASTM A53 (ASME SA53) carbon steel pipe is a specification that covers seamless and welded black and hot-dipped galvanized steel pipe in NPS 1/8" to NPS 26. A 53 is intended for pressure and mechanical applications and is also acceptable for ordinary uses in steam, water, gas, and air lines.

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

Grade B

SizesNPS 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 %

*The total composition for these five elements shall not exceed 1.00%

Mechanical Properties

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)

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