LSAW Steel Pipe
Longitudinal Submerged-Arc Welded Steel Pipe
Usage: Used for low pressure liquid delivery, such as water, gas, and oil.
Process:
LSAW - UO(UOE)、RB(RBE)、JCO(JCOE)
DSAW -Double Submerged arc welded
Process:
LSAW - UO(UOE)、RB(RBE)、JCO(JCOE)
DSAW -Double Submerged arc welded
Standard: API 5L, API 5CT, ASTM 53, EN10217, DIN 2458. IS 3589, GB/T3091, GB/T9711
Certificate: API 5L PSL1 / PSL2, API 5CT
Out Diameter: 355.6mm– 1626mm
Wall Thickness: 8 -50mm
Length: up to 12m
Steel Grade:
API 5L: GR B, X42,X46, X56, X60,X65,X70
ASTM A53: GR A, GR B, GR C
EN: S275, S275JR, S355JRH, S355J2H
GB: Q195, Q215, Q235, Q345, L175, L210, L245, L320, L360- L555
Surface: Fusion bond Epoxy coating, Coal Tar Epoxy, 3PE, Vanish Coating, Bitumen Coating, Black Oil coating as per customer’s requirement
Test: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, X-ray Test.
Mill Test Certificate: EN 10204/3.1B
Mill Test Certificate: EN 10204/3.1B
API 5L Line Pipe
API 5L Line Pipe
STEEL GRADE
API 5L PSL1/PSL2 GR B , X42, X46, X52, X60, X65, X70
STEEL CHEMICAL COMPOSITION
STEEL GRADE
|
% by mass, Maximum
| ||||
C
|
Si
|
Mn
|
P
|
S
| |
GR B
|
0.26
|
0.40
|
1.20
|
0.030
|
0.030
|
X42
|
0.26
|
0.40
|
1.30
|
0.030
|
0.030
|
X46
|
0.26
|
0.40
|
1.40
|
0.030
|
0.030
|
X52
|
0.26
|
0.40
|
1.40
|
0.030
|
0.030
|
X56
|
0.26
|
0.40
|
1.40
|
0.030
|
0.030
|
X60
|
0.26
|
0.40
|
1.40
|
0.030
|
0.030
|
X65
|
0.26
|
0.40
|
1.45
|
0.030
|
0.030
|
X70
|
0.26
|
0.40
|
1.65
|
0.030
|
0.030
|
MECHANICAL PROPERTIES
STEEL GRADE
|
Yield strength, min. psi (MPa)
|
Tensil strength, min. psi (MPa)
|
Elongation in 2 in., min. %
| |||
GR B
|
245
|
415
|  | |||
X42
|
290
|
415
| ||||
X46
|
320
|
435
| ||||
X52
|
360
|
460
| ||||
X56
|
390
|
490
| ||||
X60
|
415
|
520
| ||||
X65
|
450
|
535
| ||||
X70
|
485
|
570
| ||||
TEST REQUIRED
Chemical Analysis, Mechanical Test, Visusal Inspection , Tension Test, Dimension Check
Bend Test , Flattenting Test, Impact Test, DWT Test, NDT Test
Hydrostatic Test, Hardness Test.....
Chemical Analysis, Mechanical Test, Visusal Inspection , Tension Test, Dimension Check
Bend Test , Flattenting Test, Impact Test, DWT Test, NDT Test
Hydrostatic Test, Hardness Test.....
ASTM A53 Steel Pipe
ASTM A53 GR B Steel Pipe
STEEL CHEMICAL COMPOSITION
STEEL CHEMICAL COMPOSITION
The steel shall conform to the following requirements as to chemical composition:
STEEL GRADE
|
Composition Max, %
| ||||||||
C
|
Mn
|
P
|
S
|
Cu
|
Ni
|
Cr
|
Mo
|
V
| |
GR B
|
0.30
|
1.20
|
0.05
|
0.05
|
0.40
|
0.40
|
0.40
|
0.15
|
0.08
|
MECHANICAL PROPERTIES
STEEL GRADE
|
Tensile Strength ,min, Psi ( MPA)
|
Yield Strength , min, psi, ( MPA)
| ||||
GR B
|
60 000 (415)
|
350 000 (240)
| ||||
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