平头自攻螺丝规格一般有哪些?
最新回答 (3条回答)
4*15,4*20,5*50规格的平头自攻螺丝。十字圆柱平头自攻螺丝应该用什么规格的十字起，谢谢！另外螺丝材质是铁镀镍 m2的自攻螺钉底孔直径应该在1.5到1.6左右。因为是刮削型的螺钉所以底孔要
您好，其规格如下：:2x6 2x8 2x10 2.3x6 2.3x8 2.3x10 2.6x6 2.6x8 2.6x10 2.6x12 3x5 3x6 3x8 3x10 3x12 3x14 3x16 ，一般都是这些规格的，希望可以帮助到您。
自攻螺丝之尺寸，机械性，功能性能有下列标准：
ANSI/ASME B18.6.4─Thread Forming And Thread Cutting Tapping Screws And Metallic Drive Screws (Inch Series)
SAE J933─Mechanical and Quality Requirements For Tapping Screws
SAE J81─Thread Rolling Screws
SAE J1237─Metric Thread Rolling Screws
SAE J78─Steel Self-Drilling Tapping Screws
FIP 1000─Tapping Screws Performance Specifications
DIN 7500─Thread Rolling Screws For ISO Metric Screws Thread
DIN 7504─Self-Drilling Tapping Screws Dimensions,Requirements And Testing
ISO 2702─Heat-Treated Steel Tapping Mechanical Properties
JIS B1055─Mechanical Properties For Heat-Treated Steel and Stainless Tapping Screws