JIS G3441 Alloy Steel Tube
The alloy steel tubes specified in JIS G3441 are typically used in the manufacturing of machine parts, automotive components, and various mechanical structures. They offer excellent strength, toughness, and resistance to wear and corrosion, making them suitable for demanding applications.
| Grade | SCr420TK, SCM415TK, SCM418TK, SCM420TK, SCM430TK, SCM435TK, SCM440TK |
|---|---|
| OD | 38 – 426mm |
| WT | 5 – 60mm |
| Length | 3000-12000mm |
| Application | used for machinery, automobiles, and other machine parts. |
| Equivalent standards | ASTM A519, EN 10297-1 |
Description
JIS G3441 Alloy Steel Tube
Grade: SCr420TK, SCM415TK, SCM418TK, SCM420TK, SCM430TK, SCM435TK, SCM440TK
OD: 38 – 426mm
WT: 5 – 60mm
Length: 3000-12000mm
Application: used for machinery, automobiles, and other machine parts.
Equivalent standards: ASTM A519, EN 10297-1
JIS G3441 Alloy steel tubes dimension:
Grade: SCr420TK, SCM415TK, SCM418TK, SCM420TK, SCM430TK, SCM435TK, SCM440TK
OD: 38 – 426mm
WT: 5 – 60mm
Length: 3000-12000mm
Application: used for machinery, automobiles, and other machine parts.
Equivalent standards: ASTM A519, EN 10297-1
JIS G3441 specifies alloy steel pipes (hereafter referred to as pipes) used for machinery, automobiles and other machine parts.
Alloy JIS G3441 steel tube chemical composition:
| Steel Grade | Chemical Composition % | ||||||
| C | Si | Mn | P | S | Cr | Mo | |
| SCR 420TK | 0.18~0.23 | 0.15~0.35 | 0.60~0.85 | 0.030 max | 0.030 max | 0.90~1.20 | – |
| SCM 415TK | 0.13~0.18 | 0.15~0.35 | 0.60~0.85 | 0.030 max | 0.030 max | 0.90~1.20 | 0.15~0.30 |
| SCM 418TK | 0.16~0.21 | 0.15~0.35 | 0.60~0.85 | 0.030 max | 0.030 max | 0.90~1.20 | 0.15~0.30 |
| SCM 420TK | 0.18~0.23 | 0.15~0.35 | 0.60~0.85 | 0.030 max | 0.030 max | 0.90~1.20 | 0.15~0.30 |
| SCM 430TK | 0.28~0.33 | 0.15~0.35 | 0.60~0.85 | 0.030 max | 0.030 max | 0.90~1.20 | 0.15~0.30 |
| SCM 435TK | 0.33~0.38 | 0.15~0.35 | 0.60~0.85 | 0.030 max | 0.030 max | 0.90~1.20 | 0.15~0.30 |
| SCM 440TK | 0.38~0.43 | 0.15~0.35 | 0.60~0.85 | 0.030 max | 0.030 max | 0.90~1.20 | 0.15~0.30 |
The alloy steel tubes specified in JIS G3441 are typically used in the manufacturing of machine parts, automotive components, and various mechanical structures. They offer excellent strength, toughness, and resistance to wear and corrosion, making them suitable for demanding applications.
The standard covers several grades of alloy steel, including SCM415, SCM430, SCM435, SCM440, and others. Each grade has specific chemical composition and mechanical properties, such as tensile strength, yield strength, and elongation, which are important for determining their suitability for different applications.
JIS G3441 Alloy Steel Tubes are produced through a seamless manufacturing process, ensuring uniformity in dimensions and surface finish. The tubes may undergo heat treatment processes like quenching and tempering to enhance their mechanical properties.
