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asme b 18.6.3 (t3) -九游游戏app官方

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asme b 18.6.3 (t3) - 2013 100°沉头开槽机械螺钉 [table 3] (astm f837 / f468)

尺寸单位: inch

美标asme b18.6.3 (t3) - 2013 asme18.6.3 18 100°沉头开槽机械螺钉 [table 3] (astm f837 / f468)

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米/英制螺纹对照螺纹直径与受力截面积牌号等级

螺纹尺寸
d

d	公称
pp	粗牙/unc
d_k	最大值
d_k	最小值
k	参考值
n	最大值
n	最小值
t	最大值
t	最小值
α	最大值
α	最小值

0.0210	0.0340	0.0470	0.0600	0.0730	0.0860	0.0990	0.1120	0.1380	0.1640	0.1900	0.2500	0.3125	0.3750
-	-	-	-	64	56	48	40	32	32	24	20	18	16
0.04	0.06	0.087	0.112	0.137	0.162	0.187	0.212	0.262	0.312	0.362	0.477	0.597	0.717
0.035	0.055	0.08	0.095	0.118	0.142	0.165	0.188	0.235	0.282	0.329	0.437	0.55	0.662
0.009	0.014	0.02	0.026	0.031	0.037	0.043	0.049	0.06	0.072	0.083	0.11	0.138	0.165
0.008	0.012	0.017	0.023	0.026	0.031	0.035	0.039	0.048	0.054	0.06	0.075	0.084	0.094
0.005	0.008	0.01	0.016	0.019	0.023	0.027	0.031	0.039	0.045	0.05	0.064	0.072	0.081
0.008	0.011	0.013	0.013	0.016	0.019	0.022	0.024	0.03	0.036	0.042	0.055	0.069	0.083
0.004	0.007	0.008	0.008	0.01	0.012	0.014	0.017	0.022	0.027	0.031	0.042	0.053	0.065
101°	101°	101°	101°	101°	101°	101°	101°	101°	101°	101°	101°	101°	101°
99°	99°	99°	99°	99°	99°	99°	99°	99°	99°	99°	99°	99°	99°

①,头部边缘为倒圆或平的。
②,ds应不小于2a级螺纹最小中径，并不大于公称（基本）螺纹大径。
③,机械螺钉的螺纹长度：

1）螺纹规格≤5#: 公称长度≤3倍公称直径的应为满扣产品，头下螺纹肩距≤1倍螺距。公称长度＞3倍公称直径到 1-1/8 in 的，允许头下肩距最大不超过2倍螺距。若无其他规定，长螺钉的最小螺纹长度为1 in 。

2）螺纹规格≥6#: 公称长度≤3倍公称直径的应为满扣产品，头下螺纹肩距≤1倍螺距。公称长度＞3倍公称直径到 2 in 的，允许头下螺纹肩距最大不超过2倍螺距。若无其他规定，长螺钉的最小螺纹长度为 1.5 in 。
④,头部凹槽详细尺寸请点击下方的“采用标准”

替代列表

asme b 18.6.3t3 - 2013

采用标准

工艺相关

asme b 18.6.3 (t4-i/t4-ia) - 2013

100°十字槽沉头螺钉 [table 4] (astm f837, f468)

asme b 18.6.3 (t5) - 2013

开槽精密100°沉头机械螺钉 [table 5] (astm f837 / f468)

引用参考

类似标准及供货信息

1	[国标]	slotted countersunk flat head screws
2	[国标]	slotted countersunk head screws (commen head style)
3	[国标]	slotted countersunk head screws
4	[国标]	slotted countersunk head screws with waisted shank
5	[美标]	metric slotted flat countersunk head machine screws
6	[德标]	slotted countersunk head screws
7	[德标]	slotted countersunk head screws for structural steel bolting for supply with or without nuts
8	[德标]	slotted countersunk (flat) head screws for fine mechanics; m 0.4 to m 1.4
9	[国际]	slotted countersunk flat head screws (common head style) - product grade a
10	[国际]	slotted countersunk flat head screws (common head style) - product grade a
11	[日标]	slotted countersunk head screws - table 8
12	[日标]	slotted countersunk head screws - table ja.4
13	[日标]	slotting countersunk head screws for fine mechanics
14	[日标]	slotted countersunk head screws [annex attached table 2]
15	[日标]	slotted countersunk head screws [attached table 3]
16	[日标]	slotted flat head bolts, fine finished
17	[日标]	slotted flat head bolts, rough finished
18	[美标]	80° slotted flat countersunk head machine screws
19	[美标]	slotted 100 deg flat countersunk head screws (machine screws only)
20	[美标]	close tolerance 100 degree slotted countersunk head screws
21	[美标]	80° slotted undercut 82-deg flat countersunk head machine screws
22	[美标]	slotted flat countersunk head cap screws [table 1] (a307, sae j429, f468, f593)
23	[美标]	metric soltted countersunk screws
24	[美标]	slotted 100°flat head miniature screws
25	[意大利]	slotted countersunk flat head screws
26	[法国]	slotted countersunk flat head screws - product grade a
27	[法国]	railway rolling stock grade a countersunk notched head machine
28	[法国]	railway rolling stock grade a slotted countersunk head screws nuts symbol fp
29	[英标]	slotted truncated countersunk head screws: short length
30	[英标]	slotted countersunk flat head screws
31	[英标]	slotted countersunk head machine screws. metric series
32	[英标]	slotted 90°countersunk head screws with b.s.w. & b.s.f. threads [table 2]
33	[澳标]	iso metric slotted countersunk head screws [table 1]
34	[台湾]	slotted countersunk screws for fine mechanics
35	[台湾]	slotted countersunk head screws
36	[台湾]	slotted countersunk head bolts
37	[台湾]	slotted countersunk head screws for fine mechanics
38	[俄标]	countersunk head screws of accuracy classes a and b（slotted）
39	[韩标]	slotted countersunk flat head screws【table 5】
40	[德标]	slotted countersunk flat head screws(common head style)-product grade a
41	[军标]	100° countersunk head bolts，shank tolerance f9
42	[军标]	slotted 100 deg flat countersunk head screws
43	[军标]	slotted 100 deg flat countersunk head screws, waisted shank
44	[印标]	slotted countersunk flat head screws (common head style) - product grade a
45	[美标]	slotted 100°flat head miniature screws [table 3] (a276, b16, b151)
46	[美标] asme b 18.6.3 (t1) - 2013	82°开槽沉头机械螺钉 [table 1] (astm f837 / f468) 82° slotted flat countersunk head machine screws [table 1] (astm f837 / f468)
47	[美标] asme b 18.6.3 (t5) - 2013	开槽精密100°沉头机械螺钉 [table 5] (astm f837 / f468) dimensions of slotted close tolerance 100-deg flat countersunk head screws (machine screws only) (astm f837 / f468)
48	[美标] asme b 18.6.3 (t9) - 2013	开槽82°沉头清根机械螺钉 [ table 9 ] (astm f837 / f468) dimensions of undercut 82-deg flat countersunk head machine screws (astm f837 / f468)
49	[航天]	slotted countersunk head screws
50	[航天]	slotted countersunk head screws
51	[航空]	100° countersunk head bolts
52	[航空]	slotted 100 deg flat countersunk head screws

注：技术数据仅供参考，以官方原件为准！

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