Specification
SSAW Steel Pipe
Process: Spiral Submerged- Arc Welded Steel Pipe
Usage: Used for low pressure liquid delivery, such as water, gas, and oil; construction and piling
Standard: API 5L, API 5CT, ASTM A252, ASTM 53, EN10217, EN10219, BS 5950, ASTM A572 , JIS, IS,
Certificate: EN10217, EN10219, API 5L PSL1/ PSL2, API 5CT
Out Diameter: 219.1mm –3048mm
Wall Thickness: 5.0mm-30mm
Length: Up to 70m
Steel Grade:
API 5L: GR A, GR B, X42,X46, X56, X60,X65,X70
ASTM A252 GR 1, GR 2, GR 3
ASTM A53: GR A, GR B, GR C, GR D
BS 4360: Grade 43, Grade 50
EN: S275, S275JR, S355JRH, S355J2H
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
ASTM A252 Piling Pipe
ASTM A252 Piling Pipe
STEEL GRADE
ASTM A252 GR 1, GR 2, GR 3
STEEL CHEMICAL COMPOSITION
The steel shall conform to the following requirements as to chemical composition:
Phosphorus, maximum (%) : 0.050
MECHANICAL PROPERTIES
|
STEEL GRADE
|
Yield strength, min. psi (MPa)
|
Tensil strength, min. psi (MPa)
|
Elongation in 2 in., min. %
|
|
|
GRADE 1
|
30,000 (205)
|
50,000 (345)
|
30%
|
|
|
GRADE 2
|
35,000 (240)
|
60,000 (415)
|
25%
|
|
|
GRADE 3
|
45,000 (310)
|
66,000 (455)
|
20%
|
|
TEST REQUIRED
Chemical Analysis, Mechanical Test, Visusal Inspection , Tension Test, Dimension Check
EN10219 Structure Pipe
EN10219 Struture Pipe
STEEL GRADE
EN10219 S235, S275, S355,etc
STEEL CHEMICAL COMPOSITION
|
STEEL GRADE
|
% by mass, Maximum
|
|||||
|
C
|
Si
|
Mn
|
P
|
S
|
N
|
|
|
S235JRH
|
0.17
|
-
|
1.40
|
0.040
|
0.040
|
0.009
|
|
S275JOH
|
0.20
|
-
|
1.50
|
0.035
|
0.035
|
0.009
|
|
S275J2H
|
0.20
|
-
|
1.50
|
0.030
|
0.030
|
-
|
|
S355JOH
|
0.22
|
0.55
|
1.60
|
0.035
|
0.035
|
0.009
|
|
S355J2H
|
0.22
|
0.55
|
1.60
|
0.030
|
0.030
|
-
|
|
S355K2H
|
0.22
|
0.55
|
1.60
|
0.030
|
0.030
|
-
|
MECHANICAL PROPERTIES
|
STEEL GRADE
|
Yield strength, min. psi (MPa)
|
Tensil strength, min. psi (MPa)
|
Elongation in 2 in., min. %
|
Minimum Impact energy KV J
|
||
|
at test temperature of
|
||||||
|
-20
|
0
|
20
|
||||
|
S235JRH
|
235
|
360
|
24%
|
-
|
-
|
27
|
|
S275JOH
|
275
|
430
|
20%
|
-
|
27
|
-
|
|
S275J2H
|
355
|
510
|
20%
|
27
|
-
|
-
|
|
S355JOH
|
355
|
510
|
20%
|
-
|
27
|
-
|
|
S355J2H
|
355
|
510
|
20%
|
27
|
-
|
-
|
|
S355K2H
|
355
|
510
|
20%
|
40
|
-
|
-
|
TEST REQUIRED
Chemical Analysis, Mechanical Test, Visusal Inspection , Tensile Test, Dimension Check, NDT, Impact Test.