①,材料：最大碳含量Cmax=0.25%标准DIN EN 10263-4；性能等级8.8 注：除了Cmax=0.25%，推荐最大碳当量CEVmax=0.5% 以确保可焊性 替代列表

[DIN] DIN 34817 - 2017: Weld Screws with Metric Thread View Suppliers : 9 [IFI] IFI 148 (UR) - 2002: Type UR Projection Weld Studs View Suppliers : 10 [GB] GB /T 902.4 (PS) - 2010: Threaded Studs with Flange for Short-cycle Drawn Arc Stud Welding - PS Type Threaded Stud with Flanged View Suppliers : 11 [JIS]

Foreword ‘This standard has been prepared by Technical Committee Schrauben und Muttern mit AuBenantrieb of the Normenausschuss Mechanische Verbindungselemente (Fasteners …

Welding screws with round head and metric thread according to DIN 34817 are a reliable solution for professional welding applications. Available in a variety of materials and strength classes, including 8.8, A2 and A4, these screws provide excellent stability and durability of connections.

Buy securely with a credit card or pay upon receipt of invoice. This standard specifies dimensions and technical delivery conditions for M5 to M10 and M12 × 1,5 and M14 × 1,5 weld screws of product grade A. These weld screws are used for resistance welding.

2025年3月7日 · 近日，国家市场监督管理总局（国家标准化管理委员会）批准发布《内六角圆柱头螺钉 细牙螺纹》等173项国家标准和2项国家标准修改单，详情如下... 分析测试百科网标准频道是为分析测试行业提供标准信息检索而建立，方便分析测试行业从业人员查找适用的标准。 本页面内容根据标准题录信息制作，有可能不准确甚至可能有错误。 如需准确的标准信息，请参阅正式版完整文本。 部分标准提供预览和封面图，这些内容由系统根据一般约定生成，不意味着与正式 …

The surface roughness is specified in DIN 267-2.

2024年10月23日 · 近日，国家市场监督管理总局（国家标准化管理委员会）批准发布《内六角圆柱头螺钉 细牙螺纹》等173项国家标准和2项国家标准修改单，详情如下... 分析测试百科网标准频道是为分析测试行业提供标准信息检索而建立，方便分析测试行业从业人员查找适用的标准。 本页面内容根据标准题录信息制作，有可能不准确甚至可能有错误。 如需准确的标准信息，请参阅正式版完整文本。 部分标准提供预览和封面图，这些内容由系统根据一般约定生成，不意味着与正 …

2017年4月1日 · This standard specifies dimensions for thread run-outs and thread undercuts for bolts, screws and similar components with external or internal ISO metric (coarse or fine pitch) thread as in DIN 13-1...

Multi-point projection welding is a slightly longer welding time than single-point projection welding to reduce the difference in heating at each point caused by inconsistent bump heights.