Jis G3539 | Pdf //free\\

| Element | Requirement (Typical Max) | | :--- | :--- | | Carbon (C) | ≤ 0.15% (low carbon grade) | | Manganese (Mn) | 0.30% – 0.60% | | Phosphorus (P) | ≤ 0.040% | | Sulfur (S) | ≤ 0.040% | | Silicon (Si) | ≤ 0.10% (some grades) |

is a Japanese Industrial Standard that specifies requirements for carbon steel wire rods specifically intended for cold heading and cold forging . Key Features of JIS G 3539 jis g3539 pdf

Predominantly used in automotive manufacturing, construction, and pump or valve engineering. Material Classifications and Grades | Element | Requirement (Typical Max) | |

Conducted per JIS Z 2241. The wire must not break below the specified minimum tensile strength. The wire must not break below the specified

The original 1991 standard was published by the Japanese Standards Association (JSA) . While the full text is copyrighted and usually requires purchase, you can view summary data sheets and extracts on community platforms:

: It guarantees that finished parts like tapping screws and rivets can withstand the stresses of their intended applications without cracking or failure.