Welded Carbon Pipe

American Piping distributes an extensive selection of welded pipe, including Electric Resistance Welded (ERW) and Double Submerged Arc Welded (DSAW) carbon steel pipe — along with their respective flanges and fittings. We also carry A139-B, A252 spiral weld pipe, and A691 chrome moly pipe.

Carbon (ERW & DSAW) Pipe

Typical Sizes

  • ERW: 2″ thru 26″ up to 1.000″ thick
    DSAW: 20″ thru 72″ up to 3.000″ thick
    R&W: 24″ thru 120″ up to 4.000″ thick

Specifications & Grades

  • SA53 / A53 Welded — Grade B
  • API 5L Welded — Grades B, X42, X52, X60, X65 and X70 (PSL1 or PSL2)
  • A672 (welded alternative to A106 seamless)
  • A671 (welded alternative to A333 low temp)

Flanges & Fittings

  • A/SA234 — WPW or WPWX Grades B & C
    High Yield MSS SP-75 — Grades WPHY42, WPHY52, WPHY60, WPHY65 and WPHY70

Carbon Spiral Weld Pipe

Typical Sizes

  • 24″ thru 120″ OD
    Wall Thickness — Up to 1.000″

Specifications & Grades

  • A139-B
  • AWWA C200
  • A252 — Grades 2 & 3

A691 Chrome Moly Pipe

Typical Sizes

  • 26″ OD and Larger
    Wall Thickness — Up to 3.000″

A691 Grades

  • 1 ¼ Chrome (welded alternative to P11)
  • 2 ¼ Chrome (welded alternative to P22)
  • 91 Chrome (welded alternative to P91)
  • 5 Chrome (welded alternative to P5)
  • 9 Chrome (welded alternative to P9)

Flanges & Fittings

  • A/SA234 — WPW OR WPWX (Grades 5, 9, 11, 22, 91)