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ASME B 18.6

Hex Washer Head Tapping Screws - Type A Thread Forming [Table 40]

ASME B 18.6.4 - 1998 (R2005) 六角头凸缘自攻螺钉 A型 [Table 40]

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Dimensional Specifications — ASME B 18.6 (mm)

Size	P	r	k_max	k_min	s_max	s_min	ds_max	ds_min	k_nominal	ds_nominal
2#	0.0990	0.010	0.055	0.044	0.125	0.120	0.163	0.016	0.134	0.177
3#	0.1250	0.015	0.070	0.058	0.188	0.181	0.240	0.025	0.202	0.260
4#	0.1510	0.017	0.093	0.080	0.250	0.244	0.302	0.029	0.272	0.328
5#	0.1900	0.019	0.120	0.105	0.312	0.305	0.384

Related Standards

GB /T 5285 - 2017— Hexagon Head Tapping Screws GB 5285 - 1985— Hexagon Head Tapping Screws IFI 502 - 1982— Metric Hex Head Tapping Screws DIN 7976 - 1990— Hexagon Head Tapping Screws ISO 1479 - 2011— Hexagon Head Tapping Screws ISO 1479 - 1983— Hexagon Head Tapping Screws JIS B 1123 (JA3) - 2015— Hexagon Head Tapping Screws [JA3]JIS B 1123 - 2015— Hexagon Head Tapping Screws (Type C, F and R)

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