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
Standard: API 5L, API 5CT, ASTM 53, EN10217, DIN 2458. IS 3589, GB/T3091, GB/T9711
Certificate:EN10217, EN10219
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
Wall Thickness
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…..
ASTM A53 Steel Pipe
ASTM A53 GR B Steel Pipe
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) |
Hot Tags: LSAW steel pipes, China LSAW steel pipes manufacturers, suppliers, factory, EN 10210 S460NH HOLLOW SECTION, ERW STEEL PIPE, COLD FORMED EN 10219 S355J2H SQUARE HOLLOW SECTION, SEAMLESS MECHANICAL PIPE, EN 10210 S355J2H HOLLOW SECTIONS, Astm A252 Piling Pipe
