標準編號:	GB/T 13680-1992
中文名稱:	焊接方螺母
英文名稱:	weld nuts
中標分類:	J13    緊固件
行業分類:	GB    國家標準
ICS分類:	21.060.20 21.060.20    螺母 21.060.20
發布機構:	國家質量技術監督局
發布日期:	1992-9-22
實施日期:	1993-6-1
標準狀態:	valid
翻譯語言:	英文
文件格式:	PDF
中文字符數:	5000 字
翻譯價格(元):	300.0
交付時間:	付款后 1 個工作日

1 Subject content and applicable scope This standard specifies the type, dimension and technical conditions of square weld nuts with thread specifications of M4~M16. This standard is applicable to weld nuts for connection of weldable steel plate. 2 Normative references GB 90 Acceptance inspection, marking and packaging of fasteners GB 196 General purpose screw threads - Basic dimensions for diameter from 1 to 600 mm GB 197 General purpose screw threads - Tolerances and fits for diameter from 1 to 355 mm GB 1237 Designation system for fasteners GB 3098.2 Mechanical properties of fasteners - Nuts GB 3103.1 Tolerances for fasteners - Bolts, screws and nuts GB 5267 Electroplated coatings on threaded fasteners GB 5779.2 Fasteners - Surface discontinuities - Nuts - General requirements GB 12212 Technical drawings - Dimensions, proportions and simplified representation for welding symbols

1 Subject content and applicable scope 2 Normative references 3 Type and dimension 4 Technical conditions 5 Expression method of weld nuts 6 Steel plate for welding 7 Mark Annex A Weight of square weld nuts (Reference attachment)