A333 GR 3 Pipe,ASTM A333 GR.3 Seamless Pipe
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QCCO was approved as a member of “China Association for Contracting Projects Abroad “and granted a membership certificate on Sep 28,2005; “Credibility Rating AAA certificate in Foreign Trade” was granted to QCCO by China Shippers’ Association
1.OD:0.875"- 30"
2.WT:0.035" - 4"
3.ASTM A333 GR 3
4.Applicable to transport liquid, gas, oil etc
Specification:
Outer Diameter: Hot finish: 2" - 30", Cold drawn: 0.875" - 18"
Wall Thickness: Hot finish: 0.250" - 4.00", Cold drawn: 0.035" - 0.875"
Length: Random Length, Fixed Length, SRL,DRL
Quality Standard Standard Executived: ASTM A333 OR ASTM A334
Steel Grade Materials:
Strike Temperature Condition
| Crade | The lowest temperature for strike test | |
| ℉ | ℃ | |
| ASTM A333 Grade 3 | -150 | -100 |
| Grade | Chemical Composition (%) | ||||||||||
| C(max) | Si | Mn | P(max) | S(max) | Cr | Ni | Cu | Mo | V | Al | |
| Grade 3 | 0.19 | 0.18-0.37 | 0.31-0.64 | 0.025 | 0.025 | 3.18-3.82 | / | / | / | / | |
ASTM A333 Grade 3 Mechanical Properties
| Grade | Tensile Strength (MPa） | Yield Point (MPa) | Elongation (%) | |
| Y | X | |||
| ASTM A333 Grade 3 | ≥450 | ≥240 | ≥30 | ≥20 |
Process and Properties Test:
Heat treatment: Annealed, Normalized
Surface: Zinc coating, black phosphated, oiled
Test: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield
strength, Elongation), Technical Properties (Flattening Test, Flaring Test, Bending Test, Hardness Test,
Blow Test, Impact Test etc), Exterior Size Inspection, Nondestructive Test (Ultrasonic flaw detector, Eddy
current flaw detector), Hydrostatic Test.,
Mill Test Certificate: EN 10204/3.1B
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