ASTM A714 Grade III Seamless Steel Pipe
ASTM A714 Grade III Seamless Steel Pipe Specification for High-Strength Low-Alloy Welded and Seamless Steel Pipe covers standard requirements for seamless and welded high-strength low-alloy steel pipe
ASTM A714 Grade III Seamless Steel Pipe Chemical Composition Analysis:
| Grade | Cr | Mn | P | S | Si | C | V | Ni | Ch | Mo |
| A714 Grade III | 0.27 | 1.40max | 0.05max | 0.06 | 0.35max | 0.18min | 0.01min | -- | -- | -- |
ASTM A714 Grade I Seamless Steel Tube Mechanical Properties:
| Grade | Tensile strength, min, psi(MPa) | Yield strength, min, psi(MPa) | Elongation in 2 in.(50.8mm) min, % | Elongation in 8 in.(203.2mm) min, % |
| A714 Grade III | 65 000(450) | 50 000(345) | 20 | 18 |
ASTM A714 Grade I Seamless Steel Tube material shall conform to the required tensile strength properties such as tensile strength, yield strength, and elongation for the grade of Class 2 or Class 4 pipe specified.
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