JSA - JIS Z 3140
Method of inspection and acceptance levels for resistance spot welds
|Publication Date:||20 April 2017|
|ICS Code (Welded joints and welds):||25.160.40|
This Japanese Industrial Standard specifies the grades, inspection method and acceptance criteria for resistance spot welds (hereafter referred to as welds) of mild steel, low alloy steel, high strength steel, stainless steel, aluminium and aluminium alloy materials with a sheet thickness not less than 0.4 mm and not greater than 5.0 mm. This Standard is applicable to surface-treated materials.
Further, this Standard is only applicable to resistance spot welding which forms nuggets.