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开槽沉头螺钉Table4 BS 1981 - 1991

选择规格尺寸点击↓

(1#)

(3#)

10#

(12#)

1/4

5/16

3/8

7/16

1/2

5/8

3/4

括号内尺寸为非优选

尺寸单位: inch

英标BS 1981 - 1991 BS1981 1981BS 开槽沉头螺钉Table4

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单重计算公差美制螺纹极限尺寸米/英制螺纹对照螺纹直径与受力截面积最小破坏扭矩牌号等级

螺纹尺寸
d

(1#)

(3#)

10#

d_k	最大值
	最小值
k
n	最大值
	最小值
t	最大值
	最小值

0.119	0.146	0.172	0.199	0.225	0.252	0.279	0.332	0.385
0.099	0.123	0.147	0.171	0.195	0.22	0.244	0.292	0.34
0.035	0.043	0.051	0.059	0.067	0.075	0.083	0.1	0.116
0.023	0.026	0.031	0.035	0.039	0.043	0.048	0.054	0.060
0.016	0.019	0.023	0.027	0.031	0.035	0.039	0.045	0.050
0.015	0.019	0.023	0.027	0.03	0.034	0.038	0.045	0.053
0.01	0.012	0.015	0.017	0.02	0.022	0.024	0.029	0.034

螺纹尺寸
d

(12#)

1/4

5/16

3/8

7/16

1/2

5/8

3/4

d_k	最大值
	最小值
k
n	最大值
	最小值
t	最大值
	最小值

0.438	0.507	0.635	0.762	0.812	0.875	1.125	1.375
0.389	0.452	0.568	0.685	0.723	0.775	1.002	1.23
0.132	0.153	0.191	0.23	0.223	0.223	0.298	0.372
0.067	0.075	0.084	0.094	0.094	0.106	0.133	0.149
0.056	0.064	0.072	0.081	0.081	0.091	0.116	0.131
0.06	0.07	0.088	0.106	0.103	0.103	0.137	0.171
0.039	0.046	0.058	0.07	0.066	0.065	0.088	0.111

①,a＜2倍螺距

引用参考

GB /T 1172 - 1999

黑色金属硬度及强度换算值

GB /T 5267.1 - 2002

镀锌、镀镍、镀镉、复合镀等层镀层盐雾腐蚀的防护性能

GB /T 193 - 2003

普通螺纹（一般用途米制螺纹）- 直径与螺距系列 (ISO 261: 1998, MOD)

GB /T 3106 - 2016

紧固件 - 螺栓、螺钉和螺柱 - 公称长度和螺纹长度 (ISO 888:2012, MOD)

GB /T 3 - 1997

普通螺纹收尾、肩距、退刀槽和倒角 (ISO 3508:1976 / ISO 4755:1983)

GB /T 5779.1 - 2000

紧固件表面缺陷 - 螺栓、螺钉和螺柱 - 一般要求

GB /T 5779.3 - 2000

紧固件表面缺陷 - 螺栓、螺钉和螺柱 - 特殊要求

注：技术数据仅供参考，请以官方原件为准！

类似标准及供货信息

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3	[国标] GB 68 - 1985	开槽沉头螺钉 Slotted Countersunk Head Screws 供应商(6)
4	[国标] GB 948 - 1988	开槽沉头不脱出螺钉 Slotted Countersunk Head Screws with Waisted Shank
5	[美标] IFI 513 - 1982	米制开槽沉头机械螺钉 Table 2 Metric Slotted Flat Countersunk Head Machine Screws
6	[德标] DIN 963 - 1990	开槽沉头螺钉 Slotted Countersunk Head Screws 供应商(3)
7	[德标] DIN 7969 - 2017	钢结构用带六角螺母的开槽沉头螺栓 Slotted countersunk head bolts with hexagon nut for steel structures
8	[德标] DIN 7969 - 1989	钢结构用带六角螺母的开槽沉头螺栓 Slotted countersunk head screws for structural steel bolting for supply with or without nuts
9	[德标] DIN 8245 - 1972	开槽沉头（平头）螺钉 - 适用于精密机械；M0.4至M1.4 Slotted Countersunk (Flat) Head Screws for Fine Mechanics; M 0.4 to M 1.4
10	[国际] ISO 2009 - 2011	开槽沉头螺钉（通用头型） - 产品等级A级 Slotted Countersunk Flat Head Screws (Common Head Style) - Product Grade A
11	[国际] ISO 2009 - 1994	开槽沉头螺钉（通用头型） - 产品等级A级 Slotted Countersunk Flat Head Screws (common Head Style) - Product Grade A
12	[日标] JIS B 1116 - 2009	精密机械用开槽沉头螺钉 Slotting Countersunk Head Screws For Fine Mechanics 供应商(1)
13	[日标] JIS B 1101 (T8) - 2017	开槽沉头螺钉表8 Slotted Countersunk Head Screws - Table 8
14	[日标] JIS B 1101 (JA4) - 2017	开槽沉头螺钉附表JA.4 Slotted Countersunk Head Screws - Table JA.4
15	[日标] JIS B 1101 (AAT2) - 1996	开槽沉头螺钉附表2 [Annex Attached Table 2] Slotted Countersunk Head Screws [Annex Attached Table 2]
16	[日标] JIS B 1101 (AT3) - 1996	开槽沉头螺钉表3 [Attached Table 3] Slotted Countersunk Head Screws [Attached Table 3]
17	[日标] JIS B 1179 (T1-1) - 1994	开槽沉头螺栓 (精制) [Table 1-1] Slotted Flat Head Bolts, Fine Finished [Table 1-1]
18	[日标] JIS B 1179 (T1-2) - 1994	开槽沉头螺栓 (粗制）[Table 1-2] Slotted Flat Head Bolts, Rough Finished [Table 1-2]
19	[美标] ASME/ANSI B 18.6.3 - 2010	80°开槽沉头螺钉Table1 80° Slotted flat countersunk head machine screws
20	[美标] ASME/ANSI B 18.6.3 - 2010	100°开槽沉头螺钉Table3 Slotted 100 deg flat countersunk head screws (machine screws only)
21	[美标] ASME/ANSI B 18.6.3 - 2010	紧公差100°开槽沉头螺钉Table5 Close Tolerance 100 Degree Slotted Countersunk Head Screws
22	[美标] ASME/ANSI B 18.6.3 - 2010	80°开槽沉头清根螺钉Table9 80° Slotted undercut 82-deg flat countersunk head machine screws
23	[美标] ASME/ANSI B 18.6.2 - 1998 (R2010)	开槽沉头螺钉 [Table 1] (A307, SAE J429, F468, F593) Slotted Flat Countersunk Head Cap Screws [Table 1] (A307, SAE J429, F468, F593)
24	[美标] ASME/ANSI B 18.6.7M - 1998	米制开槽沉头螺钉Table2 Metric soltted countersunk screws
25	[美标] ASME/ANSI B 18.11 - 1961 (R1983)	开槽100°沉头小螺钉 [Table 3] Slotted 100°flat head miniature screws
26	[意大利] UNI 6109	开槽沉头螺钉 Slotted countersunk flat head screws
27	[法国] NF E 25-123 - 1994	开槽沉头螺钉 Slotted Countersunk Flat Head Screws - Product Grade A
28	[法国] NF F 03-004 (F) - 1983	铁路车辆沉头侧切口机械螺钉 Railway rolling stock Grade A Countersunk notched head machine
29	[法国] NF F 03-016 - 1983	铁路车辆开槽沉头螺钉/螺母 A级符号FP Railway rolling stock Grade A Slotted countersunk head screws nuts Symbol FP
30	[英标] BS 1981 - 1991	开槽沉头螺钉（短的）Table 6 Slotted Truncated Countersunk Head Screws: Short Length
31	[英标] BS 4183 (T2) - 1967	开槽沉头机械螺钉 Slotted countersunk head machine screws. Metric series
32	[英标] BS 450 - 1958	英制开槽沉头螺钉 - B.S.W. & B.S.F. 螺纹 [Table 2] Slotted 90°Countersunk Head Screws with B.S.W. & B.S.F. Threads [Table 2]
33	[澳标] AS /NZS 1427 - 1996	米制开槽沉头螺钉 [Table 1] ISO metric slotted countersunk head screws [Table 1]
34	[台湾] CNS 9678 - 1982	精密机械用开槽沉头螺钉 Slotted Countersunk Screws For Fine Mechanics
35	[台湾] CNS 4411 - 1981	开槽沉头螺钉 Slotted Countersunk Head Screws
36	[台湾] CNS 4420 - 1981	开槽沉头螺栓 Slotted Countersunk Head Bolts
37	[台湾] CNS 4363 - 1980	精密用开槽沉头螺钉 M0.4～M1.4 Slotted Countersunk Head Screws For Fine Mechanics
38	[俄标] GOST 17475 - 1980	开槽沉头螺钉 A级和B级 Countersunk head screws of accuracy classes A and B（Slotted）
39	[韩标] KS B 1021 (T5) - 2012 (R2022)	开槽沉头螺钉【Table 5】 Slotted Countersunk Flat Head Screws【Table 5】
40	[德标] DIN EN ISO 2009 - 2011	开槽沉头螺钉(通用头型) A级 Slotted Countersunk Flat Head Screws(Common Head Style)-Product Grade A 供应商(3)
41	[军标] GJB 3371 (/61) - 1998	光杆公差带f9 100°沉头螺栓 100° Countersunk Head Bolts，Shank Tolerance f9
42	[军标] GJB 3372 (/36~/44) - 1998	100°开槽沉头螺钉 Slotted 100 deg flat countersunk head screws
43	[军标] GJB 3372 (/56) - 1998	100°沉头不脱出螺钉 Slotted 100 deg flat countersunk head screws, Waisted shank
44	[印标] IS 1365 - 2005	开槽沉头螺钉（通用头型） - 产品等级A级 Slotted Countersunk Flat Head Screws (common Head Style) - Product Grade A
45	[美标] ANSI B 18.11 - 1961 (R2017)	开槽100°沉头小螺钉 [Table 3] (A276, B16, B151) Slotted 100°Flat Head Miniature Screws [Table 3] (A276, B16, B151)
46	[美标] ASME B 18.6.3 (H1A) - 2024	82°开槽沉头机械螺钉 (ASTM F837/F468) [TABLE 2.2.1-1] 82° Slotted Flat Countersunk Head Machine Screws (ASTM F837/F468) [TABLE 2.2.1-1]
47	[美标] ASME B 18.6.3 (H1C) - 2024	100°沉头开槽机械螺钉 (ASTM F837/F468) [TABLE 2.2.1-3] Slotted 100-deg Flat Countersunk Head Screws (ASTM F837/F468) [TABLE 2.2.1-3]
48	[美标] ASME B 18.6.3 (H1E) - 2024	精密100°沉头开槽机械螺钉 (ASTM F837/F468) [TABLE 2.2.1-5] Slotted Close Tolerance 100-deg Flat Countersunk Head Screws (ASTM F837/F468) [TABLE 2.2.1-5]
49	[美标] ASME B 18.6.3 (H3A) - 2024	开槽82°沉头清根机械螺钉 (ASTM F837/F468) [TABLE 2.2.3-1] Slotted Undercut 82-deg Flat Countersunk Head machine Screws (ASTM F837/F468) [TABLE 2.2.3-1]
50	[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)
51	[美标] ASME B 18.6.3 (T3) - 2013	100°沉头开槽机械螺钉 [Table 3] (ASTM F837 / F468) Dimensions of Slotted 100-deg Flat Countersunk Head Screws [Table 3] (ASTM F837 / F468)
52	[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)
53	[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) Slotted Undercut 82-deg Flat Countersunk Head machine Screws (ASTM F837 / F468)
54	[航天] QJ 2370 - 1992	开槽沉头螺栓 Slotted countersunk head screws
55	[航天] QJ 2373 - 1992	开槽沉头螺钉 Slotted countersunk head screws
56	[航空] HB 7187~7195 - 1995	100°开槽沉头螺钉 100° Countersunk Head Bolts
57	[航空] HB 7208~7216 - 1995	100°开槽沉头螺钉 Slotted 100 deg flat countersunk head screws