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六角头螺栓 A和B级 NF E 25-112 - 2001

选择规格尺寸点击↓

M1.6

M2.5

(M3.5)

M10

M12

(M14)

M16

(M18)

M20

(M22)

M24

(M27)

M30

(M33)

M36

(M39)

M42

(M45)

M48

(M52)

M56

(M60)

M64

M68

M72

M76

M80

M90

M100

M110

M125

M140

M160

括号内尺寸为非优选

尺寸单位: mm

法国NF E25-112 - 2001 NF25-112 25-112NF 六角头螺栓 A和B级

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单重计算公差公制螺纹极限尺寸米/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毛坯直径

螺纹规格
d

M1.6

M2.5

(M3.5)

M10

M12

(M14)

M16

P	螺距
b	L≤125
	125＜L≤200
	L＞200
d_s	最大值=公称
	最小值	A级
		B级
e	A级	最小值
	B级	最小值
k	公称
	A级	最大值
		最小值
	B级	最大值
		最小值
s	最大值=公称
	最小值	A级
		B级

0.35	0.4	0.45	0.5	0.6	0.7	0.8	1	1.25	1.5	1.75	2	2
9	10	11	12	13	14	16	18	22	26	30	34	38
15	16	17	18	19	20	22	24	28	32	36	40	44
28	29	30	31	32	33	35	37	41	45	49	53	57
1.6	2	2.5	3	3.5	4	5	6	8	10	12	14	16
1.46	1.86	2.36	2.86	3.32	3.82	4.82	5.82	7.78	9.78	11.73	13.73	15.73
1.35	1.75	2.25	2.75	3.2	3.7	4.7	5.7	7.64	9.64	11.57	13.57	15.57
3.41	4.32	5.45	6.01	6.58	7.66	8.79	11.05	14.38	17.77	20.03	23.36	26.75
3.28	4.18	5.31	5.88	6.44	7.5	8.63	10.89	14.2	17.59	19.85	22.78	26.17
1.1	1.4	1.7	2	2.4	2.8	3.5	4	5.3	6.4	7.5	8.8	10
1.225	1.525	1.825	2.125	2.525	2.925	3.65	4.15	5.45	6.58	7.68	8.98	10.18
0.975	1.275	1.575	1.875	2.275	2.675	3.35	3.85	5.15	6.22	7.32	8.62	9.82
1.3	1.6	1.9	2.2	2.6	3	3.26	4.24	5.54	6.69	7.79	9.09	10.29
0.9	1.2	1.5	1.8	2.2	2.6	2.35	3.76	5.06	6.11	7.21	8.51	9.71
3.2	4	5	5.5	6	7	8	10	13	16	18	21	24
3.02	3.82	4.82	5.32	5.82	6.78	7.78	9.78	12.73	15.73	17.73	20.67	23.67
2.9	3.7	4.7	5.2	5.7	6.64	7.64	9.64	12.57	15.57	17.57	20.16	23.16

螺纹规格
d

(M18)

M20

(M22)

M24

(M27)

M30

(M33)

M36

(M39)

M42

(M45)

M48

(M52)

P	螺距
b	L≤125
	125＜L≤200
	L＞200
d_s	最大值=公称
	最小值	A级
		B级
e	A级	最小值
	B级	最小值
k	公称
	A级	最大值
		最小值
	B级	最大值
		最小值
s	最大值=公称
	最小值	A级
		B级

2.5	2.5	2.5	3	3	3.5	3.5	4	4	4.5	4.5	5	5
42	46	50	54	60	66	/	/	/	/	/	/	/
48	52	56	60	66	72	78	84	90	96	102	108	116
61	65	69	73	79	85	91	97	103	109	115	121	129
18	20	22	24	27	30	33	36	39	42	45	48	52
17.73	19.67	21.67	23.67	/	/	/	/	/	/	/	/	/
17.57	19.48	21.48	23.48	26.48	29.48	32.38	35.38	38.38	41.38	44.38	47.38	51.26
30.14	33.53	37.72	39.98	/	/	/	/	/	/	/	/	/
29.56	32.95	37.29	39.55	45.2	50.85	55.37	60.79	66.44	71.3	76.95	82.6	88.25
11.5	12.5	14	15	17	18.7	21	22.5	25	26	28	30	33
11.715	12.715	14.215	15.215	/	/	/	/	/	/	/	/	/
11.285	12.285	13.785	14.785	/	/	/	/	/	/	/	/	/
11.85	12.85	14.35	15.35	17.35	19.12	21.42	22.92	25.42	26.42	28.42	30.42	33.5
11.15	12.15	13.65	14.65	16.65	18.28	20.58	22.08	24.58	25.58	27.58	29.58	32.5
27	30	34	36	41	46	50	55	60	65	70	75	80
26.67	29.67	33.38	35.38	/	/	/	/	/	/	/	/	/
26.16	29.16	33	35	40	45	49	53.8	58.8	63.1	68.1	73.1	78.1

螺纹规格
d

M56

(M60)

M64

M68

M72

M76

M80

M90

M100

M110

M125

M140

M160

P	螺距
b	L≤125
	125＜L≤200
	L＞200
d_s	最大值=公称
	最小值	A级
		B级
e	A级	最小值
	B级	最小值
k	公称
	A级	最大值
		最小值
	B级	最大值
		最小值
s	最大值=公称
	最小值	A级
		B级

5.5	5.5	6	6	6	6	6	6	6	6	6	6	6
/	/	/	/	/	/	/	/	/	/	/	/	/
/	/	/	148	156	164	172	192	/	/	/	/	/
137	145	153	161	169	177	185	205	225	245	275	305	345
56	60	64	68	72	76	80	90	100	110	125	140	160
/	/	/	/	/	/	/	/	/	/	/	/	/
55.26	59.26	63.26	67.26	71.26	/	/	/	/	/	/	/	/
/	/	/	/	/	/	/	/	/	/	/	/	/
93.56	99.21	104.86	110.51	116.16	121.48	127.12	144.08	161.02	172.32	200.57	220.8	254.7
35	38	40	43	45	48	50	57	63	69	79	88	100
/	/	/	/	/	/	/	/	/	/	/	/	/
/	/	/	/	/	/	/	/	/	/	/	/	/
35.5	38.5	40.5	43.5	45.5	48.5	50.5	57.6	63.6	69.6	79.6	88.7	100.7
34.5	37.5	39.5	42.5	44.5	47.5	49.5	56.4	62.4	68.4	78.4	87.3	99.3
85	90	95	100	105	110	115	130	145	155	180	200	230
/	/	/	/	/	/	/	/	/	/	/	/	/
82.8	87.8	92.8	97.8	102.8	107.5	117.5	127.5	142.5	152.5	177.5	195.4	225.4

替代列表

暂无

等效标准

国标 GB	国际 ISO	德标 DIN	欧标 EN	意大利 UNI	法国 NF	印标 IS
GB /T 5782	ISO 4014	DIN EN ISO 4014	EN 24014	UNI 5737	NF E 25-112	IS 1364-1

以上有部分标准可能为近似等效，如有异议以标准原件为准

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 12603 - 2005

金属热处理工艺分类及代号

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

1	[国标] GB /T 5780 - 2016	C级六角头螺栓 Hexagon Head Bolts - Product Grade C 供应商(4)
2	[国标] GB /T 5782 - 2016	六角头螺栓 A级和B级 Hexagon Head Bolts - Grade A and B 供应商(17)
3	[国标] GB /T 5780 - 2000	C级六角头螺栓 Hexagon Head Bolts - Product Grade C 供应商(4)
4	[国标] GB /T 5782 - 2000	A级和B级六角头螺栓 Hexagon head bolts-Product grades A and B 供应商(17)
5	[国标] GB 5780 - 1986	六角头螺栓 C级 Hexagon Head Bolts - Product Grade C 供应商(4)
6	[国标] GB 5782 - 1986	六角头螺栓 A级和B级 Hexagon Head Bolts - Product Grades A and B 供应商(17)
7	[国标] GB 30 - 1976	六角头螺栓 Hexagon Head Bolts 供应商(5)
8	[国标] GB 5 - 1976	六角头螺栓 Hexagon Head Bolts 供应商(4)
9	[国标] GB 838 - 1988	六角头不脱出螺钉 Hexagon Screws with Waisted Shank
10	[国标] GB 5784 - 1986	细杆六角头螺栓 B级 Hexagon Head Bolts - Reduced Shank - Product Grade B
11	[美标] IFI 513 - 1982	米制六角头螺钉 Table 8 Metric Hex Head Machine Screws
12	[美标] IFI 541 - 1982	米制铁塔用六角头螺栓 Metric Hex Transmission Tower Bolts
13	[德标] DIN 931-2 - 2009	米制M68 - M160 x 6 的六角头螺栓 B级 Hexagon head bolts - Part 2: Metric thread M 68 to M 160 x 6 - Product grade B 供应商(2)
14	[德标] DIN 7964 - 1990	粗牙缩径杆（细杆）螺栓、螺钉 Reduced Shank Bolts and Screws with Coarse Thread 供应商(4)
15	[德标] DIN 7964 (D1) - 1990	粗牙不脱出螺栓和螺钉 - 六角头 (ISO 4014) Reduced shanke bolts and screws with coarse thread - Hexagon head (ISO 4014) 供应商(4)
16	[德标] DIN 7964 (D2) - 1990	粗牙不脱出螺栓和螺钉 - 六角头 (DIN 931) Reduced shanke bolts and screws with coarse thread - Hexagon head (DIN 931) 供应商(4)
17	[德标] DIN 931-1 - 1987	六角头粗杆半牙螺栓M1.6-M39 Hexagon head bolts grades A and B partially threaded 供应商(10)
18	[德标] DIN 931-2 - 1987	六角头粗杆半牙螺栓M42-M160 B级 Hexagon head bolts,metric thread M42 to M160×6, product grade B 供应商(2)
19	[德标] DIN 7964 - 1977	六角头不脱出螺钉 Hexagon head screws with waisted shank 供应商(4)
20	[德标] DIN 65339 - 2021	航空航天 - 耐腐蚀钢，短MJ螺纹，紧公差六角头螺栓 - 用于温度最高425℃，标称抗拉强度1100MPa Hexagon Bolts, Close Tolerance, With Short-length MJ Thread, Corrosion-resisting Steel - Nominal Tensile Strength 1100 MPa, For Temperatures Up To 425℃
21	[德标] DIN 6929 (DE) - 2013	粗牙六角头细杆螺栓 Hexagon Head Bolts
22	[德标] DIN 601 - 1987	六角头螺栓 M5 ~ M52 产品等级：C级 M5 to M52 Hexagon Head Bolts - Product Grade C
23	[德标] DIN 43165 - 1985	电力牵引；用于架空配件的凹端螺钉（A.六角头螺钉，B.六角头螺钉带螺母，C.方头螺钉） Electric traction; screws with cup point for overhead fittings
24	[国际] ISO 4014 - 2022	六角头螺栓 A和B级 Hexagon Head Bolts - Product Grades A and B 供应商(5)
25	[国际] ISO 4016 - 2022	六角头螺栓产品等级：C级 Hexagon Head Bolts - Product Grade C 供应商(1)
26	[国际] ISO 4014 - 2011	六角头螺栓产品等级A和B级 Hexagon Head Bolts—Product Grades A And B 供应商(5)
27	[国际] ISO 4016 - 2011	C级六角头螺栓 Hexagon Head Bolts-Product Grade C 供应商(1)
28	[国际] ISO 4014 - 1999	六角头螺栓产品等级A和B级 Hexagon head bolts - Product grades A and B 供应商(5)
29	[国际] ISO 4016 - 1999	C级六角头螺栓 Hexagon head bolts-Product grade C 供应商(1)
30	[国际] ISO 4015 - 2022	六角头细杆螺栓（细杆直径约等于中径）- 产品等级：B级 Hexagon Head Bolts - Reduced Shank(Shank Diameter≈Pitch Diameter) - Product Grade B
31	[国际] ISO 4015 - 1979	六角头细杆螺栓，B级 Hexagon Head Bolts-Product Grade B-Reduced Shank(Shank Diameter≈Pitch Diameter)
32	[日标] JIS B 1180 (ISO4016) - 2014	六角头螺栓产品等级：C级 [Figure-2] Hexagon Head Bolt - Coarse thread - Product Grade C
33	[日标] JIS B 1180 (ISO4014) - 2014	六角头螺栓产品等级：A级和B级 [Figure 1] Hexagon Head Bolt - Coarse thread - Product Grades A and B
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35	[日标] JIS B 1180 (ISO4015) - 2014	六角头螺栓粗牙细杆产品等级：B级 [Figure 7] Hexagon Head Bolt, Pitch diameter, Coarse thread, Product Grade B
36	[日标] JIS B 1180 (ISO4016) - 2004	六角头螺栓产品等级：C级 [表2] Hexagon Head Bolts, Product Grade C [Table 2]
37	[日标] JIS B 1180 (AAT1.1) - 2004	六角头螺栓精制 [Annex Attached Table 1.1] Hexagon Head Bolts - Finished (Attached Table 1.1)
38	[日标] JIS B 1180 (AT1.2) - 2004	六角头螺栓半精制 [Annex 1 Attached Table 1.2] Hexagon Head Bolts (Semi-finished) [Annex 1 Attached Table 1.2]
39	[日标] JIS B 2801 - 1996	BB和SB型卸扣用六角头螺栓和六角螺母 Hexagon Head Bolt and Hexagon Nut for Shackles, Forms BB and SB
40	[日标] JIS B 1180 (ISO 4014) - 1994	六角头螺栓产品等级：A级 [Table 3] Hexagon head bolts, Product Grade A [Table 3]
41	[日标] JIS B 1180 (ISO 8765) - 1994	六角头螺栓产品等级：B级 [Table 4] Hexagon head bolts, Product Grade B [Table 4]
42	[日标] JIS B 1180 (ISO 4016) - 1994	六角头螺栓产品等级：C级 [Table 7] Hexagon head bolts, Product Grade C [Table 7]
43	[日标] JIS B 1180 (AT1.2) - 1994	六角头螺栓半精制 [Annex Attached Table 1.2] Hexagon head bolts, semifinished [Annex Attached Table 1.2]
44	[日标] JIS B 1180 (AT1.3) - 1994	六角头螺栓普通加工精度 [Annex Attached Table 1.3] Hexagon head bolts, regular [Annex Attached Table 1.3]
45	[日标] JIS B 1180 (AAT1.1) - 1994	六角头螺栓精制 [Annex Attached Table 1.1] Hexagon head bolts, finished [Annex Attached Table 1.1]
46	[日标] JIS B 1180 (ISO 4015) - 1994	六角头螺栓细杆产品等级：B级 [Table 9] Effective diameter Hexagon head bolts,Porduct Grade B, [Table 9]
47	[汽标代号] Q 150B	六角头螺栓 Hexagon head bolts
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49	[汽标代号] Q 151B	六角头细牙螺栓 Hexagon head bolts - Fine Thread
50	[汽标代号] Q 151C	六角头较细牙螺栓 Hexagon head bolts - Fine Thread
51	[机械行业] JB /T 978 (bolt) - 2013	焊接连接铰接管接头铰接螺栓
52	[机械行业] JB /ZQ 4322 - 2006	六角头预应力螺栓 Hex head prestressed bolts
53	[机械行业] JB /ZQ 4323 - 2006	六角头粗杆螺栓 B级 Hexagon Head Bolts - Product Grade B
54	[美标] ASME/ANSI B 18.2.3.5M - 2006	米制六角头螺栓 (SAE J1199, ASTM F568) Metric Hex Head Bolts (SAE J1199, ASTM F568) 供应商(1)
55	[美标] ASME/ANSI B 18.2.3.3M - 2007 (R2014)	米制粗六角螺钉 (F568M, F738M, F468M) Metric heavy hex screws (F568M, F738M, F468M)
56	[美标] ASME/ANSI B 18.2.3.1M - 2005	米制六角头粗杆螺栓 Metric hex cap screws
57	[美标] ASME/ANSI B 18.6.7M - 1998	米制六角头螺钉Table14 Metric hexagon head screws
58	[美标] ASME/ANSI B 18.2.1 - 1981	六角头粗杆螺栓 [Table 4] Hex Cap Screws
59	[美标] ASME/ANSI B 18.2.1 - 1981	大六角粗杆螺栓 [Table 5] Heavy Hex Screws
60	[欧标] EN 3008 - 1998	航空航天六角头螺栓，细杆，长螺纹，NI-P100HT(Inconel 718)耐热镍基合金，强度等级：1275Mpa（室温）/650℃ Aerospace Series - Bolts, Hexagon Head, Relieved Shank, Long Thread, in Heat Resisting Nickel Base Alloy NI-P100HT (Inconel 718) - Classification: 1275 MPa (at Ambient Temperature)/650°C
61	[欧标] EN 3009 - 1998	六角头螺栓，细杆，长螺纹，NI-P100HT(Inconel 718)耐热镍基合金，镀银，强度等级：1275Mpa（室温）/650℃ Aerospace Series - Bolts, Hexagon Head, Relieved Shank,Long Thread, in Heat Resisting Nickel Base Alloy NI-P100HT (Inconel 718) - Classification: 1275 MPa (at Ambient Temperature)/650°C
62	[欧标] EN 3007 - 1996	航空航天 - 六角头螺栓，细杆，长螺纹，FE-PA92HT(A286)耐高温钢, 镀银，强度等级：900Mpa（室温）/650℃ Aerospace Series - Bolts, Hexagon Head, Relieved Shank, Long Thread, In Heat Resisting Steel FE-PA92HT (A286), Silver Plated - Classification: 900 MPa (at Ambient Temperature)/650℃
63	[欧标] EN 2938 - 1995	航空航天 - 六角头螺钉全螺纹耐热钢FE-PA92HT(A286)，镀银 - 等级：900MPa(环境温度)/650℃ Aerospace series - Screws, Hexagon Head, Threaded to Head, in Heat Resisting Steel FE-PA92HT (A286), Silver Plated - Classification: 900 MPa (at Ambient Temperature)/650 °C
64	[欧标] EN 3006 - 1994	航空航天 - 六角头螺栓，细杆，长螺纹，FE-PA92HT(A286)耐热钢, 强度等级：900Mpa（室温）/650℃ Aerospace Series - Bolts, Hexagon Head, Relieved Shank, Long Thread, In Heat Resisting Steel FE-PA92HT (A286), Classification: 900 MPa (at Ambient Temperature)/650℃
65	[欧标] EN 24014 - 1991	六角头螺栓产品等级：A和B级 Hexagon head bolts - Product grades A and B
66	[欧标] EN 24015 - 1991	六角头细杆螺栓（细杆直径约等于中径）- 产品等级：B级 Hexagon Head Bolts - Product Grade B - Reduced Shank (Shank Diameter ≈ Pitch Diameter)
67	[欧标] EN 24016 - 1991	六角头螺栓产品等级C Hexagon Head Bolls: Product Grade C
68	[意大利] UNI 5737 - 1977	外六角螺栓 Hexagon Cap Screw, Partially Threaded Shank, ISO Metric Coarse Thread Pitch - Product Grade A 供应商(1)
69	[意大利] UNI 6420 - 1969	六角头螺栓 Hexagon screws for manufacture of railway and tramway rolling stock - ISO metric coarse thread - Finish A
70	[法国] NF E 25-115-1 - 2001	C级六角头螺栓 Hexagon Head Bolts - Grade C
71	[法国] NF E 25-113 - 1992	B级六角头细杆螺栓 Hexagon Head Bolts - Product Grade B - Reduced Shank
72	[法国] NF L 22-145 - 1985	六角头承拉螺钉米制螺纹4g Bolt, Hexagonal Head, For Tensile Application, ISO Thread-4g Class
73	[法国] NF E 27-711 - 1982	六角头螺栓 8.8级、10.9级 Hexagon Head Bolts
74	[化工] HG /T 20613 (GB5782) - 2009	六角头粗杆半牙螺栓(粗牙) A级和B级 Hexagon Bolt, Coarse thread, Product grade A and B 供应商(3)
75	[化工] HG /T 20634 (GB5782) - 2009	法兰管用六角螺栓 Hexagon bolts for flange pipe 供应商(4)
76	[化工] HG /T 20634 - 1997	钢制管法兰用六角螺栓 Hexagon Bolts For Steel Pipe Flange 供应商(4)
77	[化工] HG /T 20635 - 2009	法兰管用六角螺栓 Hexagon bolts for flange pipe
78	[英标] BS 4190 - 2014	六角头粗制螺栓 [Table 5] Iso Metric Black Hexagon Head Bolts [Table 5] 供应商(1)
79	[英标] BS 4190 - 2001	六角头粗制螺栓 [Table 10] Iso Metric Black Hexagon Head Bolts [Table 10] 供应商(1)
80	[英标] BS 3692 - 2014	米制精制六角头螺栓 Metric Precision Hexagon Bolts
81	[英标] BS 4190 - 2014	米制粗制六角头螺栓 - 仅车削支承面或支承面和杆部车削 [Table 6] Iso Metric Hexagon Head Bolts - Faced Under Head Or Faced Under Head And Turned On Shank [Table 6]
82	[英标] BS 3692 - 2001	米制精制六角头螺栓 Metric Precision Hexagon Bolts
83	[英标] BS 4190 - 2001	米制粗制六角头螺栓 - 仅车削支承面或支承面和杆部车削 [Table 11] Iso Metric Hexagon Head Bolts - Faced Under Head Or Faced Under Head And Turned On Shank [Table 11]
84	[英标] BS 1981 - 1991	凹脑六角头螺钉Table18 Plain Hexagon Head Screws
85	[英标] BS 1981 - 1991	六角头细杆半牙螺钉Table18 Plain Hexagon Head Screws
86	[英标] BS 1083 - 1965	精制六角头螺栓, 垫圈面, 半牙 - B.S.W. & B.S.F. 英制螺纹 Precision Hexagon Head Bolts - Washer Faced - B.S.W. & B.S.F. threads
87	[英标] BS 450 - 1958	英制六角头螺钉 - B.S.W. & B.S.F. 螺纹 [Table 9] Hexagon Head Machine Screws with B.S.W. & B.S.F. Threads [Table 9]
88	[英标] BS 916 - 1953	英制六角头螺栓 - 粗制 - 镦锻 [Table 1] Hexagon Head Bolt with B.S.Threads [Table 1]
89	[英标] BS 916 - 1953	英制六角头螺栓 - 粗制 - 车削支承面或车削支承面和光杆 [Table 2] Hexagon bolts faced under head, and faced under head and turned on shank with B.S.Threads - Black [Table 2]
90	[英标] BS 1769 - 1951	大六角头车削螺栓(统一螺纹) Unified hexagon head faced bolts
91	[澳标] AS 1559 - 2018	塔式建筑用热镀锌螺栓 ISO Metric Hot-dip Galvanized Hexagon Bolts For Tower Construction
92	[澳标] AS 1110.1 - 2000	米制六角头螺栓 A和B级 ISO Metric Hexagon Head Bolts - Product Grades A And B
93	[澳标] AS 1111.1 - 2000	米制六角头螺栓 C级 ISO Metric Hexagon Head Bolts - Product Grade C
94	[澳标] AS /NZS 2465 - 1999 (R2016)	美制六角螺栓 - UNC, UNF螺纹 Hexagon Bolts (UNC and UNF threads)
95	[澳标] AS /NZS 2451 - 1998	英制螺纹六角头螺栓 Bolts With Britishstandard Whitworth Threads (Rationalized Series)
96	[澳标] AS /NZS 1559 - 1997	塔式建筑用热镀锌螺栓 ISO Metric Hot-dip Galvanized Hexagon Bolts For Tower Construction
97	[台湾] CNS 3121 - 1998	六角头螺栓（精制及半精制） Hexagon Head Bolts - Finished And Semi-Finished
98	[台湾] CNS 3123 - 1987	粗制六角头螺栓 C级 Hexagon Head Bolts, Regular, Metric Thread
99	[俄标] GOST 53664 - 2009	桥用高强度紧固件六角头螺栓 Hexagon Head Bolts
100	[俄标] GOST R 50791 - 1995	B级六角头细杆螺栓 Hexagon Head Bolts-Product Grade B-Reduced Shank(Shank Diameter≈Pitch Diameter)