Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: JIS Z 3140:2017
• Năm ban hành / Publication date: 2017
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Method of inspection and acceptance levels for resistance spot welds (Foreign Standard)
• Số trang / Page: 17
• Phạm vi áp dụng / Scope of standard: JIS Z 3140:2017 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.