If you are a wire drawer, cold header, or fastener manufacturer, here is a checklist for using the JIS G3539 PDF effectively:
Once you open the official PDF, the structure typically follows this outline: jis g3539 pdf
For engineers, procurement specialists, and quality control professionals, having access to the full document is crucial. The standard details: If you are a wire drawer, cold header,
The performance of JIS G3539 steel depends heavily on tight control over alloying elements. Impurities like phosphorus and sulfur are strictly minimized to prevent internal tearing during cold forming. Carbon (C) % Silicon (Si) % Manganese (Mn) % Phosphorus (P) max % Sulfur (S) max % 0.08 – 0.13 0.30 – 0.60 SWCH35K 0.32 – 0.38 0.10 – 0.35 0.60 – 0.90 SWCH45K 0.42 – 0.48 0.10 – 0.35 0.60 – 0.90 4. Mechanical Properties and Microstructure Carbon (C) % Silicon (Si) % Manganese (Mn)
: Engine mount fasteners, suspension pins, and steering assembly hardware.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Material - JIS G 3539 SWCH 15A - Gravity Group of Companies