1·本产品规定了公称直径为6~25mm的圆柱头焊钉（栓钉）
2·以用标准：GB90紧固件验收检查、标志与包装。
3·GB1237紧固件的标记方法。
4·GB3098.1紧固件机械性能。螺栓、螺钉和螺柱。
5·焊钉不经表面处理。
1 The product provides the nominal diameter of 6 ~ 25mm of the cylinder head welding screws (studs)
2 by using standard: GB90 fasteners acceptance inspection, marking and packaging.
3 · GB1237 fasteners marking methods.
4 · GB3098.1 fasteners mechanical properties. Bolts, screws and studs.
5 stud welding without a surface treatment.
6 stud diameters up to 0.5mm too large or production markings measuring up to 0.5mm are permissible in the shank area below the head, provided they do not hinder plunging.(螺栓直径可达0.5毫米过大或生产标记，测量到0.5毫米以下是在头柄地区是允许的，只要不妨碍大跌。)
7 is the design value.for special application, e.g. Through deck stud welding will be shorter.(是设计value.for特殊应用，通过甲板焊接例如，会更短。)
8 Due to the tolerances, the valuer of mass are only approximate.(由于公差，大规模估价这只是个大概。)
9 Guide values. In special applicati***, e.g. Through deck stud welding the dimensi*** may vary.(指导值。在特殊的应用，通过甲板焊接例如尺寸可能会有所不同)