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4130
4130 seamless tube is a high-strength alloy steel tube with excellent mechanical properties and corrosion resistance. It is made by adding alloying elements chromium and molybdenum, giving it outstanding strength and durability. 4130 seamless tube is widely used in aerospace, automotive, petroleum, and natural gas industries.
One of the key features of 4130 seamless tube is its excellent strength. It has high strength and good toughness, capable of withstanding high pressure and heavy loads. This makes 4130 seamless tube an ideal choice in many industrial applications, especially in environments where high stress and pressure are present.
Additionally, 4130 seamless tube has good corrosion resistance. The chromium element in its alloy composition forms a dense oxide layer, preventing the steel tube from coming into contact with the external environment, thus extending the tube's service life. This makes 4130 seamless tube highly suitable for applications exposed to harsh environments such as marine environments and the chemical industry.
4130 seamless tube also has good machinability. It can be heat-treated to alter its strength and hardness to meet the requirements of different applications. Furthermore, 4130 seamless tube can be welded and cold bent, making it more versatile for manufacturing various complex shapes and structures.
In summary, 4130 seamless tube is a high-strength, corrosion-resistant alloy steel tube with broad application prospects. Its excellent mechanical properties and corrosion resistance make it an ideal choice in aerospace, automotive, petroleum, and natural gas industries. Whether in high-stress and pressure environments or under harsh working conditions, 4130 seamless tube can provide reliable performance and long-lasting service life.
4130 seamless tube is a high-strength alloy steel tube with excellent mechanical properties and corrosion resistance. It is made by adding alloying elements chromium and molybdenum, giving it outstanding strength and durability. 4130 seamless tube is widely used in aerospace, automotive, petroleum, and natural gas industries.
One of the key features of 4130 seamless tube is its excellent strength. It has high strength and good toughness, capable of withstanding high pressure and heavy loads. This makes 4130 seamless tube an ideal choice in many industrial applications, especially in environments where high stress and pressure are present.
Additionally, 4130 seamless tube has good corrosion resistance. The chromium element in its alloy composition forms a dense oxide layer, preventing the steel tube from coming into contact with the external environment, thus extending the tube's service life. This makes 4130 seamless tube highly suitable for applications exposed to harsh environments such as marine environments and the chemical industry.
4130 seamless tube also has good machinability. It can be heat-treated to alter its strength and hardness to meet the requirements of different applications. Furthermore, 4130 seamless tube can be welded and cold bent, making it more versatile for manufacturing various complex shapes and structures.
In summary, 4130 seamless tube is a high-strength, corrosion-resistant alloy steel tube with broad application prospects. Its excellent mechanical properties and corrosion resistance make it an ideal choice in aerospace, automotive, petroleum, and natural gas industries. Whether in high-stress and pressure environments or under harsh working conditions, 4130 seamless tube can provide reliable performance and long-lasting service life.
Standard | Grade | chemical composition | Content(%) |
---|---|---|---|
ASTM A519 | 4130 | C | 0.28~0.33 |
Si | 0.15~0.35 | ||
Mn | 0.40~0.60 | ||
S | ≤0.040 | ||
P | ≤0.035 | ||
Cr | 0.80~1.10 | ||
Ni | ≤0.030 | ||
Cu | ≤0.030 | ||
Mo | 0.15~0.25 |
Standard | Grade | chemical composition | Content(%) |
---|---|---|---|
ASTM A519 | 4130 | C | 0.28~0.33 |
Si | 0.15~0.35 | ||
Mn | 0.40~0.60 | ||
S | ≤0.040 | ||
P | ≤0.035 | ||
Cr | 0.80~1.10 | ||
Ni | ≤0.030 | ||
Cu | ≤0.030 | ||
Mo | 0.15~0.25 |
机械性能 | 数值 |
---|---|
Tensile Strength σb (MPa) | ≥930(95) |
Yield Strength σs (MPa) | ≥785(80) |
Elongation δ5 (%) | ≥12 |
Section Shrinkage ψ (%) | ≥50 |
Impact Dorce Akv (J) | ≥63 |
Impact Toughness Value αkv (J/cm2) | ≥78(8) |
Hardness (HBW) | ≤229 |
机械性能 | 数值 |
---|---|
Tensile Strength σb (MPa) | ≥930(95) |
Yield Strength σs (MPa) | ≥785(80) |
Elongation δ5 (%) | ≥12 |
Section Shrinkage ψ (%) | ≥50 |
Impact Dorce Akv (J) | ≥63 |
Impact Toughness Value αkv (J/cm2) | ≥78(8) |
Hardness (HBW) | ≤229 |