API 5L Welded Carbon Steel Pipe

ANSI, ASME 36.1 pipe is carbon steel pipe used for oil and gas transmissions, it includes the pipes manufactured in seamless and welded (ERW, SAW). Materials covers API 5L Grade B, X42, X46, X52, X56, X60, X65, X70, X80 PSL1 & PSL2 onshore, offshore and sour services. API 5L the implementation standard of steel pipe for pipeline transportation system and specification for line pipe.


Our Supply Range for Seamless Pipe

Grades: ANSI, ASME 36.1

Outer Diameter Range: 10.750 in

Thickness: 0.365 in

Unit weight: 40.48lb/ft

Schedule: 80

Manufacturing Types: Seamless (Hot Rolled and Cold Rolled), Welded ERW (Electric resistance welded), SAW (Submerged Arc Welded) in LSAW, DSAW, SSAW, HSAW

Ends Type: Beveled ends, Plain ends

Length Range: SRL (Single Random Length), DRL (Double Random Length), 20 FT (6 meter), 40FT (12 meter)or customized

Protection Caps in plastic or iron

Surface Treatment: Natural, Varnished, Black painting, FBE, 3PE (3LPE), 3PP, CWC (Concrete Weight Coated) CRA Clad or Lined


For API 5L welded pipe common types as Follows:

ERW: Electric Resistance Welded, for pipe diameter normally under 24 inch.

DSAW/SAW: Double Submerged Arc Welding / Submerged Arc Welding, a substitute welding method than ERW for larger diameter pipes.

LSAW: Longitudinal SAW, for diameter up to 48 inch. Also called JCOE manufacturing process.

SSAW/HSAW: Spiral Subemerged Arc Welded / Helical SAW, pipe diameters up to 100 inch.



Seamless and Welded Pipe
BR0.240.41.20.0250.015cc0.04e,l0.430.25
X42R0.240.41.20.0250.0150.060.050.04e,l0.430.25
BN0.240.41.20.0250.015cc0.04e,l0.430.25
X42N0.240.41.20.0250.0150.060.050.04e,l0.430.25
X46N0.240.41.40.0250.0150.070.050.04d,e,l0.430.25
X52N0.240.451.40.0250.0150.10.050.04d,e,l0.430.25
X56N0.240.451.40.0250.0150.10f0.050.04d,e,l0.430.25
X60N0.24f0.45f1.40f0.0250.0150.10f0.05f0.04fg,h,lAs agreed
BQ0.180.451.40.0250.0150.050.050.04e,l0.430.25
X42Q0.180.451.40.0250.0150.050.050.04e,l0.430.25
X46Q0.180.451.40.0250.0150.050.050.04e,l0.430.25
X52Q0.180.451.50.0250.0150.050.050.04e,l0.430.25
X56Q0.180.45f1.50.0250.0150.070.050.04e,l0.430.25
X60Q0.18f0.45f1.70f0.0250.015gggh,l0.430.25
X65Q0.18f0.45f1.70f0.0250.015gggh,l0.430.25
X70Q0.18f0.45f1.80f0.0250.015gggh,l0.430.25
X80Q0.18f0.45f1.90f0.0250.015gggi,jAs agreed
X90Q0.16f0.45f1.90.020.01gggj,kAs agreed
X100Q0.16f0.45f1.90.020.01gggj,kAs agreed
Welded Pipe
BM0.220.451.20.0250.0150.050.050.04e,l0.430.25
X42M0.220.451.30.0250.0150.050.050.04e,l0.430.25
X46M0.220.451.30.0250.0150.050.050.04e,l0.430.25
X52M0.220.451.40.0250.015ddde,l0.430.25
X56M0.220.45f1.40.0250.015ddde,l0.430.25
X60M0.12f0.45f1.60f0.0250.015gggh,l0.430.25
X65M0.12f0.45f1.60f0.0250.015gggh,l0.430.25
X70M0.12f0.45f1.70f0.0250.015gggh,l0.430.25
X80M0.12f0.45f1.85f0.0250.015gggi,j.043f0.25
X90M0.10.55f2.10f0.020.01gggi,j0.25
X100M0.10.55f2.10f0.020.01gggi,j0.25



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