ASTM A519 Grade 4130 Steel Pipe
ASTM A519 covers the technical requirements for seamless carbon and alloy steel mechanical pipes, including both cold-drawn and hot-rolled production methods. This standard is widely used in machining and high-pressure applications, especially when precise dimensions are required.
Chemical Composition:
ASTM A519 Grade 4130 Steel Pipe Chemical Composition | ||||||
C | Mn | Cr | Mo | Si | S | P |
0.28 - 0.33 | 0.40 - 0.60 | 0.80 - 1.10 | 0.15 - 0.25 | 0.15 - 0.35 | ≤ 0.04 | ≤ 0.04 |
Mechanical Properties:
Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB) |
≥ 655 | ≥ 435 | 20 | ≤ 241 |
Standard Dimensions and Specifications:
Outer diameter (mm) | Wall thickness (mm) | Length (m) |
20 | 2.5 | 5.8 - 12 |
25 | 3 | 5.8 - 12 |
50 | 3.5 | 5.8 - 12 |
75 | 4 | 5.8 - 12 |
100 | 4.5 | 5.8 - 12 |
ASTM A519 Grade 4130 Steel Pipe has excellent processing properties after heat treatment and is suitable for cold drawing, hot rolling and various forms of machining. In addition, the material has good weldability and is often welded by gas shielded welding and arc welding.
