Standard:API, ASTM, BS, DIN, GB, JIS
Standard2:API 5CT, ANSI A182-2001, BS 1139, DIN 1626, GB 13296-2007, JIS C8305-1999
Grade Group:10#-45#, 10Cr9Mo1VNb, 10MoWVNb, 15NiCuMoNb5, 16Mn, API J55-API P110, Cr-Mo alloy, CrNi alloy, Mn-V alloy, Mo, Q195-Q345, ST35-ST52, STB35-STB42, STPA22-STPA26, STPG42
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
Wall Thickness
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