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HFW Line Pipe

Category: Line PipeDate: 2022-07-12 share to：
High-frequency Welded (HFW) Line Pipe

Size
Out diameter (OD): 114.3mm - 812.8mm (4"-32")
Wall Thickness (WT): 4.0-22.0mm
Length: 3m-18m
 
Type
ERW (Electric Resistance Welded) Steel Pipe, HFI (High Frequency Induction) Steel Pipe, HFW (High-Frequency Welding) Steel Pipe
HFW Line Pipe Manufacturing Process Flowchart

Applicalbe Standards
API 5L(ISO 3183) PSL1/PSL2: GR.B-X80, GB/T 9711.1, GB/T 9711.2, ASTM A53: GR.A/GR.B, ASTM A500: GR.A/GR.B/GR.C/GR.D, ASTM A252: GR.1/GR.2/GR.3, EN10219/EN10210: S275/S355JRH/J0H/J2H, AS/NZS 1163
 
Uses
Welded steel pipes for use in pipeline transportation system in the petroleum and natural gas (oil & gas) industries, water pipeline, structural & construction.
HFW Line Pipe (high-frequency welded pipe)

Chemical Analysis (%):
Standard Type of pipe Class Grade C max Si max Mn max P max S max V max Nb max Ti max
API SPEC 5L
/ISO 3183		 WELD PSL1 L245 B 0.26 - 1.2 - 0.03 0.03 - -
L290/X42 0.26 - 1.3 - 0.03 0.03 - -
L320/X46 0.26 - 1.4 - 0.03 0.03 - -
L360/X52 0.26 - 1.4 - 0.03 0.03 - -
L390/X56 0.26 - 1.4 - 0.03 0.03 - -
L415/X60 0.26 - 1.4 - 0.03 0.03 - -
L450/X65 0.26 - 1.4 - 0.03 0.03 - -
L485/X70 0.26 - 1.4 - 0.03 0.03 - -
PSL2 L245M/GR.BM 0.22 0.45 1.2 0.025 0.015 0.05 0.05 0.04
L290M/X42M 0.22 0.45 1.3 0.025 0.015 0.05 0.05 0.04
L320M/X46M 0.22 0.45 1.3 0.025 0.015 0.05 0.05 0.04
L360M/X52M 0.22 0.45 1.4 0.025 0.015 - - -
L390M/X56M 0.22 0.45 1.4 0.025 0.015 - - -
L415M/X60M 0.12 0.45 1.6 0.025 0.015 - - -
L450M/X65M 0.12 0.45 1.6 0.025 0.015 - - -
L485M/X70M 0.12 0.45 1.7 0.025 0.015 - - -
L555M/X80M 0.12 0.45 1.85 0.025 0.015 - - -

Mechanical Properties:
Standard Class Grade   Yield Strength (MPa) Tensile Strength (MPa) Elongation(%) Y.S/T.S
API SPEC 5L
/ISO 3183		 PSL1 L245 B min 245 415 b -
L290/X42 min 290 415 b -
L320/X46 min 320 435 b -
L360/X52 min 360 460 b -
L390/X56 min 390 490 b -
L415/X60 min 415 520 b -
L450/X65 min 450 535 b -
L485/X70 min 480 470 b -
PSL2 L245N/BN
L245M/BM		 min 245 415 b -
max 450 760 b 0.93
L290N/X42N
L290M/X42M		 min 290 415 b -
max 495 760 b 0.93
L320N/X46N
L320M/X46M		 min 320 435 b -
max 525 760 b 0.93
L360N/X52N
L360M/X52M		 min 360 460 b -
max 530 760 b 0.93
L390N/X56N
L390M/X56M		 min 390 490 b -
max 545 760 b 0.93
L415N/X60N
L415M/X60M		 min 415 520 b -
max 565 760 b 0.93
L450M/X65M min 450 535 b -
max 600 760 b 0.93
L485M/X70M min 485 570 b -
max 635 760 b 0.93
L555M/X80M min 555 625 b -
max 705 825 b 0.93
 
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