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ASME B 18.6

slotted Oval Countersunk Head Tapping Screws - Type A Thread Forming [Table 20]

ASME B 18.6.4 - 1998 (R2005) 开槽半沉头自攻螺钉 A型 [Table 20]

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Dimensional Specifications — ASME B 18.6 (mm)

Size	P	e	r	k_max	k_min	s_max	s_min	ds_max	ds_min	k_nominal	ds_nominal
0#	0.0730	0.031	0.038	0.043	0.025	3/16	0.137	0.026	0.019	0.120	0.068
1#	0.0990	0.043	0.052	0.059	0.033	7/32	0.187	0.035	0.027	0.167	0.092

Related Standards

GB /T 5284 - 2017— Slotted Raised Countersunk (Oval) Head Tapping Screws GB /T 5284 - 1985— Slotted Raised Countersunk Head Tapping Screws IFI 502 - 1982— Metric Slotted Oval Countersunk Head Tapping Screws DIN 7973 - 1990— Slotted Raised Countersunk Head Tapping Screws ISO 1483 - 2011— Slotted Raised Countersunk (Oval) Head Tapping Screws ISO 9268 (F1) - 1988— Metal Bone Screw with Single-slot Recess, with Symmetrical Thread Form HC [Figure 1]ISO 1483 - 1983— Slotted Raised Countersunk Head Tapping Screws JIS B 1115 (JA5) - 2015— Slotted Raised Countersunk Head Tapping Screws [Table JA5]

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