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精制美制六角頭桿部帶孔螺栓 BS 1768 - 1963

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1/4

5/16

3/8

7/16

1/2

(9/16)

5/8

3/4

7/8

1-1/8

1-1/4

(1-3/8)

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括號內尺寸為非優選

尺寸單位: 英寸(inch)

英標BS 1768 - 1963 BS1768 1768BS 精制美制六角頭桿部帶孔螺栓

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公差公制螺紋極限尺寸米/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毛坯直徑

螺紋規格
d

1/4

5/16

3/8

7/16

1/2

(9/16)

5/8

3/4

PP	UNC
	UNF
d_s	最大值
	最小值
s	最大值
	最小值
e	最大值
d_a	最大值
	最小值
k	最大值
	最小值
r	最大值
	最小值
d₁	最大值
	最小值

20	18	16	14	13	12	11	10
28	24	24	20	20	18	18	16
0.25	0.3125	0.375	0.4375	0.5	0.5625	0.625	0.75
0.2465	0.309	0.3715	0.4335	0.496	0.5585	0.619	0.744
0.4375	0.5	0.5625	0.625	0.75	0.8125	0.9375	1.125
0.4305	0.493	0.5545	0.617	0.742	0.8045	0.9295	1.115
0.505	0.577	0.65	0.722	0.866	0.938	1.083	1.3
0.421	0.483	0.545	0.605	0.73	0.792	0.918	1.1
0.411	0.473	0.535	0.595	0.72	0.782	0.908	1.090
0.163	0.211	0.243	0.291	0.323	0.371	0.403	0.483
0.153	0.201	0.233	0.281	0.313	0.361	0.393	0.463
0.025	0.025	0.025	0.025	0.025	0.045	0.045	0.045
0.015	0.015	0.015	0.015	0.015	0.02	0.02	0.02
0.084	0.1	0.117	0.117	0.152	0.152	0.184	0.184
0.079	0.095	0.112	0.112	0.146	0.146	0.177	0.177

螺紋規格
d

7/8

1-1/8

1-1/4

(1-3/8)

1-1/2

1-3/4

PP	UNC
	UNF
d_s	最大值
	最小值
s	最大值
	最小值
e	最大值
d_a	最大值
	最小值
k	最大值
	最小值
r	最大值
	最小值
d₁	最大值
	最小值

9	8	7	7	6	6	5	4-1/2
14	12	-	-	-	-	-	-
0.875	1	1.125	1.25	1.375	1.5	1.75	2
0.867	0.992	1.117	1.242	1.365	1.49	1.74	1.99
1.3125	1.5	1.6875	1.875	2.0625	2.25	2.625	3
1.3005	1.488	1.6575	1.83	2.0175	2.205	2.565	2.94
1.515	1.732	1.948	2.165	2.382	2.598	3.031	3.464
1.285	1.473	1.641	1.813	2.001	2.188	2.543	2.918
1.275	1.463	1.625	1.797	1.985	2.172	2.527	2.902
0.563	0.627	0.718	0.813	0.878	0.974	1.134	1.263
0.543	0.597	0.678	0.773	0.838	0.934	1.074	1.203
0.065	0.095	0.095	0.095	0.095	0.095	0.095	0.095
0.04	0.06	0.06	0.06	0.06	0.06	0.06	0.06
0.184	0.222	0.222	0.254	0.254	0.29	0.353	0.353
0.177	0.213	0.213	0.244	0.244	0.28	0.343	0.343

①,帶開口銷的螺栓僅在特別訂購時提供。購買者應在其詢價和訂單中注明Dimension Lh。

同版本產品組 (7)

引用參考 (14)

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 3098.25 - 2020

緊固件機械性能不銹鋼和鎳合金緊固件選用指南

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 12603 - 2005

金屬熱處理工藝分類及代號

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)

鍍鋅、鍍鎳、鍍鎘、復合鍍等層鍍層鹽霧腐蝕的防護性能

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

GB /T 1172 - 1999

黑色金屬硬度及強度換算值

螺栓、螺釘和螺柱性能等級及常用牌號及近似牌號（按GB/T3098.1-2010相關規定選擇）非合金鋼和低合金鋼和鑄鋼的硬度值轉換表

注：技術數據僅供參考，請以官方原件為準！

類似標準及供貨信息 (39)

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15	[俄標] GOST 7798 (2) - 1970	六角頭桿頭帶孔螺栓 Hexagon Bolts with Split Pin Hole on Shank
16	[俄標] GOST 7805 (-2) - 1970	六角頭螺栓桿部帶孔 2型 Hexagon Bolts, Split Pin Hole, Product Grade A, Type 2
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37	[航天] QJ 2367 - 1992	六角頭螺桿帶孔螺栓
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標準編號 / Standard Code： BS 1768 - 1963
中文名稱 / Chinese Name： 精制美制六角頭桿部帶孔螺栓
英文名稱 / English Name： Unified Hexagon Head Bolts, Washer Faced
數據來源 / Data Source： 易緊通 YJT Fastener Database（164580.com）
中文頁面 / Chinese Page： 查看中文頁面
English Page： View English Page

Data Source: YJT Fastener Database (164580.com)
Standard: BS 1768 - 1963
Chinese Name: 精制美制六角頭桿部帶孔螺栓
English Name: Unified Hexagon Head Bolts, Washer Faced
Chinese URL: Chinese Source Page
English URL: English Source Page
License: Commercial reuse, redistribution, or AI training usage requires authorization.