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統一螺紋內六角圓柱頭螺釘 Table 2A BS 2470 - 1973

選擇規格尺寸點擊↓

10#

1/4

5/16

3/8

7/16

1/2

5/8

3/4

7/8

尺寸單位: 英寸(inch)

英標BS 2470 - 1973 BS2470 2470BS 統一螺紋內六角圓柱頭螺釘 Table 2A

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單重計算公差美制螺紋極限尺寸米/英制螺紋對照螺紋直徑與受力截面積最小破壞扭矩牌號等級

螺紋規格
d

10#

d_s	最大值
d_s	最小值
d_k	最大值
d_k	最小值
k	最大值
k	最小值
s	公稱
t	最小值
b	最小值

0.0600	0.0730	0.0860	0.0990	0.1120	0.1250	0.1380	0.1640	0.1900
0.0568	0.0695	0.0822	0.0949	0.1075	0.1202	0.1329	0.1585	0.1840
0.096	0.118	0.140	0.161	0.183	0.205	0.226	0.270	0.312
0.091	0.112	0.134	0.154	0.176	0.198	0.218	0.262	0.303
0.060	0.073	0.086	0.099	0.112	0.125	0.138	0.164	0.190
0.057	0.070	0.083	0.095	0.108	0.121	0.134	0.159	0.185
0.050	0.050	1/16	5/64	5/64	3/32	3/32	1/8	5/32
0.025	0.031	0.038	0.044	0.051	0.057	0.064	0.077	0.090
0.500	0.625	0.625	0.625	0.750	0.750	0.750	0.875	0.875

螺紋規格
d

1/4

5/16

3/8

7/16

1/2

5/8

3/4

7/8

d_s	最大值
d_s	最小值
d_k	最大值
d_k	最小值
k	最大值
k	最小值
s	公稱
t	最小值
b	最小值

0.2500	0.3125	0.3750	0.4375	0.5000	0.6250	0.7500	0.8750	1.0000
0.2435	0.3053	0.3678	0.4294	0.4919	0.6163	0.7406	0.8647	0.9886
0.375	0.437	0.562	0.625	0.750	0.875	1.000	1.125	1.312
0.365	0.425	0.550	0.611	0.735	0.858	0.982	1.105	1.291
0.250	0.312	0.375	0.437	0.500	0.625	0.750	0.875	1.000
0.244	0.306	0.368	0.430	0.492	0.616	0.740	0.864	0.988
3/16	7/32	5/16	5/16	3/8	1/2	9/16	9/16	5/8
0.120	0.151	0.182	0.213	0.245	0.307	0.370	0.432	0.495
1.000	1.125	1.250	1.375	1.500	1.750	2.000	2.250	2.500

同版本產品組

BS 2470 - 1973

BA螺紋內六角凹端緊定螺釘 Table 6C

供應商(1)

BS 2470 - 1973

BA螺紋內六角平端緊定螺釘 Table 6C

BS 2470 - 1973

BA螺紋內六角球面端緊定螺釘 Table 6C

BS 2470 - 1973

BA螺紋內六角圓柱端緊定螺釘 Table 6C

BS 2470 - 1973

BA螺紋內六角圓柱頭螺釘 Table 2C

BS 2470 - 1973

BA螺紋內六角錐端緊定螺釘 Table 6C

BS 2470 - 1973

六角匙 Table 8

BS 2470 - 1973

統一或英制螺紋內六角圓柱頭軸肩螺釘 Table 5

BS 2470 - 1973

統一螺紋內六角凹端緊定螺釘 Table 6A

BS 2470 - 1973

統一螺紋內六角沉頭螺釘 Table 3

BS 2470 - 1973

統一螺紋內六角平端緊定螺釘 Table 6A

BS 2470 - 1973

統一螺紋內六角球面端緊定螺釘 Table 6A

BS 2470 - 1973

統一螺紋內六角圓頭螺釘 Table 4

BS 2470 - 1973

統一螺紋內六角圓柱端緊定螺釘 Table 6A

BS 2470 - 1973

統一螺紋內六角圓柱頭螺釘 Table 2A

BS 2470 - 1973

統一螺紋內六角錐端緊定螺釘 Table 6A

BS 2470 - 1973

英制螺紋內六角凹端緊定螺釘 Table 6B

BS 2470 - 1973

英制螺紋內六角平端緊定螺釘 Table 6B

BS 2470 - 1973

英制內六角球面端緊定螺釘 Table 6B

BS 2470 - 1973

英制螺紋內六角圓柱端緊定螺釘 Table 6B

引用參考

GB /T 1172 - 1999

黑色金屬硬度及強度換算值

GB /T 5267.1 - 2002

鍍鋅、鍍鎳、鍍鎘、復合鍍等層鍍層鹽霧腐蝕的防護性能

GB /T 193 - 2003

普通螺紋（一般用途米制螺紋）- 直徑與螺距系列 (ISO 261: 1998, MOD)

GB /T 3106 - 2016

緊固件 - 螺栓、螺釘和螺柱 - 公稱長度和螺紋長度 (ISO 888:2012, MOD)

GB /T 3 - 1997

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

GB /T 5779.1 - 2000

緊固件表面缺陷 - 螺栓、螺釘和螺柱 - 一般要求

GB /T 5779.3 - 2000

緊固件表面缺陷 - 螺栓、螺釘和螺柱 - 特殊要求

注：技術數據僅供參考，請以官方原件為準！

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