Welded 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 — Grade B, A252 Grades 2 & 3 spiral weld pipe, and A691 chrome moly pipe.

Carbon (ERW & DSAW) Pipe

Sizes

ERW: 3/4" 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) PSL 1, PSL 2
A671 / A672 in all grades

Flanges & Fittings
A/SA-234 — WPW OR WPWX - Grades B, C
High Yield MSS SP-75 —Grades WPH (Y42, Y52, Y60, Y65 and above)

Carbon Spiral Weld Pipe

Sizes
24" thru 120" OD
Wall Thickness — Up to 1.000"

Specifications & Grades
A139/134/AWWAC200
ASTM A252 — Grades 2 & 3

Chrome Moly Pipe

Sizes
16" OD and Larger
Wall Thickness — Up to 3.000"

Specifications & Grades
A691 – Grades:

  • 1 ¼ Chrome (equal to P-11)
  • 2 ¼ Chrome (equal to P-22)
  • 91 Chrome (equal to P-91)
  • 5 Chrome (equal to P-5)
  • 9 Chrome (equal to P-9)

Flanges & Fittings
A/SA-234 — WPW OR WPWX (Grades 5, 9, 11, 22, 91)