ASTM A519 Standard Specification for Seamless Carbon and Alloy Steel Mechanical Tubing
Chemical Composition of ASTM A519 4130 Alloy Steel Pipes
| Grade | C % | Mn % | P % | S % | Si % | Cr % | Mo % |
| 4130 | 0.28-0.33 | 0.40-0.60 | 0.040 max | 0.040 max | 0.15-0.35 | 0.80-1.10 | 0.15-0.25 |
Mechanical Properties of ASTM A519 4130 Alloy Steel Pipes
| Grade | Condition | MPa Tensile Point | Yield Point | Elongation |
| 4130 | SR | ≥345 | ≥448 | ≥10% |
| A | ≥193 | ≥331 | ≥30% | |
| N | ≥234 | ≥379 | ≥22% |