GOST 22034-76 Studs with Threaded End of 1.25d Length, Product Grade B

Studs with Threaded End of 1.25d

Accuracy class B

Design and dimensions

GOST 22034-76

State Committee of the USSR for Standards

Moscow

State Standard of the Union of Soviet Socialist Republics

Studs with threaded end of 1.25d length. Product grade B. Construction and dimensions. Studs with threaded end of 1.25d. Product grade B. Construction and dimensions	GOST 22034-76* Instead of the screwed-in threaded end l₁=1.25d

By Resolution of the State Committee for Standards of the Council of Ministers of the USSR dated August 13, 1976 No. 1934, the effective date was established

from 01.07.78

Reviewed in 1983. By Resolution of Gosstandart dated 14.04.83 No. 1760, the validity period was extended

until 01.01.89

Reissue (June 1987) with Amendments No. 1, 2, 3, approved in December 1978, June 1980, April 1983; Resolution No. 1758 dated 14.04.83 (IUS 2-79, 8-80, 7-83)

Amendment No. 4 GOST 22034-76 Studs with threaded end of 1.25d length. Product grade B. Construction and dimensions

Approved and put into effect by Decree No. 1204 of the USSR State Committee for Standards dated 28.04.88

Effective date 01.01.89

Non-compliance with the standard is punishable by law

1. This standard applies to studs with nominal thread diameter from 2 to 48 mm, manufactured with coarse thread pitch on the nut end and the threaded end, with fine thread pitch on the nut end and the threaded end, with fine thread pitch on the threaded end and coarse thread pitch on the nut end, with coarse thread pitch on the threaded end and fine thread pitch on the nut end.

2. The design and dimensions of studs shall conform to those shown in the drawing and in Tables 1, 2.

Type 1

Type 2

d₂ is approximately equal to the pitch diameter of the thread

Note. (Deleted, Amendment No. 4).

Table 1

mm

Nominal thread diameter d	2		2.5	3	4	5	6	8	10	12	(14)	16	(18)	20	(22)	24	(27)	30	36	42	48
Pitch P:
coarse	0.4		0.45	0.5	0.7	0.8	1	1.25	1.5	1.75	2		2.5			3		3.5	4	4.5	5
fine	-		-	-	-	-	-	1	1.25		1.5					2			3
Shank diameter d₁	2		2.5	3	4	5	6	8	10	12	14	16	18	20	22	24	27	30	36	42	48
Length of threaded end b₁	3	4			5	6.5	7.5	8	12	15	18	20	22	25	28	30	35	38	45	52	60

Note. Dimensions in parentheses are not recommended for use.

(Amended, Amendment No. 4).

Table 2 mm

Stud length l	Length of nut-end thread b at nominal thread diameter d
	2	2.5	3	4	5	6	8	10	12	(14)	16	(18)	20	(22)	24	(27)	30	36	42	48
10	×	×	×	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
12	10	×	×	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
14	10	11	×	×	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
16	10	11	12	×	×	×	×	×	-	-	-	-	-	-	-	-	-	-	-	-
(18)	10	11	12	14	×	×	×	×	-	-	-	-	-	-	-	-	-	-	-	-
20	10	11	12	14	16	×	×	×	-	-	-	-	-	-	-	-	-	-	-	-
(22)	10	11	12	14	16	×	×	×	-	-	-	-	-	-	-	-	-	-	-	-
25	10	11	12	14	16	18	×	×	×	×	-	-	-	-	-	-	-	-	-	-
(28)	10	11	12	14	16	18	22	×	×	×	-	-	-	-	-	-	-	-	-	-
30	10	11	12	14	16	18	22	×	×	×	-	-	-	-	-	-	-	-	-	-
(32)	10	11	12	14	16	18	22	×	×	×	-	-	-	-	-	-	-	-	-	-
35	10	11	12	14	16	18	22	26	×	×	×	×	-	-	-	-	-	-	-	-
(38)	10	11	12	14	16	18	22	26	30	×	×	×	-	-	-	-	-	-	-	-
40	10	11	12	14	16	18	22	26	30	×	×	×	×	-	-	-	-	-	-	-
(42)	10	11	12	14	16	18	22	26	30	×	×	×	×	-	-	-	-	-	-	-
45	10	11	12	14	16	18	22	26	30	34	×	×	×	×	×	-	-	-	-	-
(48)	10	11	12	14	16	18	22	26	30	34	38	×	×	×	×	-	-	-	-	-
50	10	11	12	14	16	18	22	26	30	34	38	×	×	×	×	-	-	-	-	-
55	10	11	12	14	16	18	22	26	30	34	38	42	×	×	×	×	-	-	-	-
60	10	11	12	14	16	18	22	26	30	34	38	42	46	×	×	×	×	-	-	-
65	10	11	12	14	16	18	22	26	30	34	38	42	46	50	×	×	×	-	-	-
70	10	11	12	14	16	18	22	26	30	34	38	42	46	50	54	×	×	×	-	-
75	10	11	12	14	16	18	22	26	30	34	38	42	46	50	54	60	×	×	-	-
80	10	11	12	14	16	18	22	26	30	34	38	42	46	50	54	60	×	×	×	×
85	-	11	12	14	16	18	22	26	30	34	38	42	46	50	54	60	66	×	×	×
90	-	11	12	14	16	18	22	26	30	34	38	42	46	50	54	60	66	×	×	×
(95)	-	11	12	14	16	18	22	26	30	34	38	42	46	50	54	60	66	78	×	×
100	-	11	12	14	16	18	22	26	30	34	38	42	46	50	54	60	66	78	×	×
(105)	-	11	12	14	16	18	22	26	30	34	38	42	46	50	54	60	66	78	×	×
110	-	11	12	14	16	18	22	26	30	34	38	42	46	50	54	60	66	78	90	×
(115)	-	11	12	14	16	18	22	26	30	34	38	42	46	50	54	60	66	78	90	×
120	-	11	12	14	16	18	22	26	30	34	38	42	46	50	54	60	66	78	90	×
130	-	17	18	20	22	24	28	32	36	40	44	48	52	56	60	66	72	84	96	108
140	-	17	18	20	22	24	28	32	36	40	44	48	52	56	60	66	72	84	96	108
150	-	17	18	20	22	24	28	32	36	40	44	48	52	56	60	66	72	84	96	108
160	-	17	18	20	22	24	28	32	36	40	44	48	52	56	60	66	72	84	96	108
170	-	-	-	-	-	-	28	32	36	40	44	48	52	56	60	66	72	84	96	108
180	-	-	-	-	-	-	28	32	36	40	44	48	52	56	60	66	72	84	96	108
190	-	-	-	-	-	-	28	32	36	40	44	48	52	56	60	66	72	84	96	108
200	-	-	-	-	-	-	28	32	36	40	44	48	52	56	60	66	72	84	96	108
220	-	-	-	-	-	-	-	-	49	53	57	61	65	69	73	79	85	97	109	121
240	-	-	-	-	-	-	-	-	-	-	-	-	65	69	73	79	85	97	109	121
260	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	79	85	97	109	121
280	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	97	109	121
300	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	97	109	121

Notes:

1. Dimensions in parentheses are not recommended for use.

2. Studs with nut-end length b=l-0.5d-2P are marked with ×.

(Amended edition, Amendment No. 4)

Example of designation of a Design 1 stud with thread diameter d=16 mm, coarse pitch P=2 mm, tolerance class 6g, length l=120 mm, property class 5.8, without coating:

Stud M16 - 6g×120.58 GOST 22034-76

Same, version 2 with fine pitch P=1.5 mm, tolerance field 6g, property class 10.9, made of steel grade 40Kh, with coating 02, thickness 6 µm:

Stud 2 M16×1.5-6g×120.109.40Kh.026 GOST 22034-76

Same, with fine pitch P=1.5 mm, tolerance field 3p(2) on the threaded end, with coarse pitch P=2 mm, tolerance field 6g on the nut end, property class 6.6, with coating 05:

Stud M16××120.66.05 GOST 22034-76

(Revised edition, Amendment No. 1, No. 2, No. 4).

3. Thread — per GOST 24705-81.

3a. Thread runout dimensions — per GOST 27148-86.

3b. Dimensional tolerances, form and position deviations of surfaces, inspection methods — per GOST 1759.1-82.

3c. Surface defects and inspection methods for studs — per GOST 1759.2-82.

1–3. (Amended edition, Amendments No. 3, No. 4).

4. The surface of the smooth shank portion d₁ is not machined when studs are manufactured from calibrated bar stock.

5. (Deleted, Amendment No. 2).

6. By agreement between the manufacturer and the customer, it is permitted to manufacture:

a) (Deleted, Amendment No. 4);

b) interference-fit thread per GOST 4608-81 on the threaded end of the stud, with an indication of this in the stud designation; such studs should be marked on the end face of the nut end with Arabic numerals indicating the sorting group of the stud thread per GOST 4608-81.

(Amended edition, Amendment No. 3).

7. Technical requirements — per GOST 1759.0-87

(Amended, Amendment No. 4).

8. The theoretical mass of studs is given in Reference Appendices 1 and 2.

APPENDIX 1

For reference

Stud length l, mm	Theoretical mass of 1000 pcs of steel Type 1 studs, kg, with coarse pitch thread, at nominal thread diameter d, mm
	2	2.5	3	4	5	6	8	10	12	(14)	16	(18)	20	(22)	24	(27)	30	36	42	48
10	0.255	0.438	0.640	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
12	0.304	0.515	0.751	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
14	0.341	0.566	0.828	1.536	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
16	0.391	0.644	0.928	1.712	2.906	4.329	8.586	14.52		-	-	-	-	-	-	-	-	-	-	-
(18)	0.440	0.721	1.039	1.868	3.153	4.682	9.223	15.52	-	-	-	-	-	-	-	-	-	-	-	-
20	0.489	0.798	1.150	2.065	3.401	5.035	9.861	16.53	-	-	-	-	-	-	-	-	-	-	-	-
(22)	0.539	0.875	1.261	2.262	3.709	5.479	10.650	17.76	-	-	-	-	-	-	-	-	-	-	-	-
25	0.613	0.990	1.427	2.558	4.171	6.054	11.680	19.38	30.22	44.26	-	-	-	-	-	-	-	-	-	-
(28)	0.687	1.106	1.594	2.854	4.634	6.719	12.710	21.00	32.57	47.46	-	-	-	-	-	-	-	-	-	-
30	0.736	1.183	1.705	3.051	4.942	7.163	13.350	22.01	34.02	49.45	-	-	-	-	-	-	-	-	-	-
(32)	0.785	1.260	1.816	3.249	5.250	7.607	14.140	23.01	35.48	51.44	-	-	-	-	-	-	-	-	-	-
35	0.859	1.376	1.982	3.544	5.713	8.273	15.320	24.64	37.82	54.64	75.50	97.34	-	-	-	-	-	-	-	-
(38)	0.933	1.491	2.149	3.840	6.175	8.939	16.510	26.48	40.16	57.83	79.74	102.60	-	-	-	-	-	-	-	-
40	0.982	1.568	2.260	4.038	6.483	9.383	17.300	27.72	41.62	59.82	82.41	106.00	139.2	-	-	-	-	-	-	-
(42)	1.032	1.645	2.371	4.235	6.792	9.827	18.080	28.95	43.39	61.81	85.07	109.30	143.3	-	-	-	-	-	-	-
45	1.106	1.761	2.537	4.531	7.254	10.490	19.270	30.80	46.06	65.09	89.31	114.60	150.0	191.5	230.9	-	-	-	-	-
(48)	1.180	1.877	9.704	4.827	7.716	11.160	20.450	32.65	48.72	68.64	93.06	119.20	155.8	198.8	239.4	-	-	-	-	-
50	1.229	1.954	2.814	5.024	8.025	11.600	21.240	33.88	50.50	71.05	96.22	123.20	160.8	204.8	246.5	-	-	-	-	-
55	1.352	2.146	3.092	5.517	8.795	12.710	23.210	36.97	54.93	77.09	104.10	131.80	171.5	218.0	262.0	356.3	-	-	-	-
60	1.476	2.339	3.369	6.011	9.566	13.820	25.190	40.05	59.37	83.14	112.00	141.80	182.3	231.2	277.6	376.3	475.8	-	-	-
65	1.599	2.532	3.647	6.504	10.340	14.930	27.160	43.13	63.81	89.18	119.90	151.80	194.7	244.4	293.1	396.3	500.3	-	-	-
70	1.722	2.724	3.924	6.997	11.110	16.040	29.130	46.21	68.25	95.22	127.80	161.70	207.0	259.3	308.6	416.3	524.8	808.8	-	-
75	1.846	2.917	4.202	7.490	11.880	17.150	31.110	49.30	72.69	101.30	135.70	171.70	219.3	274.3	326.4	435.0	547.7	842.1	-	-
80	1.969	3.110	4.479	7.984	2.650	8.260s	33.080	52.38	77.13	107.30	143.60	181.70	231.7	289.2	344.2	457.4	575.5	882.1	1272	1766
85	-	3.302	4.756	8.477	3.420	9.370	35.050	55.46	81.57	113.30	151.50	191.70	244.0	304.1	361.9	479.9	598.4	915.3	1318	1826
90	-	3.495	5.034	8.970	4.193	20.480	37.020	58.54	86.01	119.40	153.40	201.70	256.3	319.0	379.7	502.4	626.1	948.6	1363	1886
(95)	-	3.688	5.311	9.463	14.96	21.59	39.00	61.63	90.45	125.4	167.2	211.7	268.7	333.9	397.4	524.9	653.8	985.2	1413	1951
100	-	3.880	5.589	9.956	15.73	22.70	40.97	64.71	94.89	131.5	175.1	221.7	281.0	348.9	415.2	547.3	681.6	1022.0	1460	2013
(105)	-	4.073	5.866	10.450	16.50	23.81	42.94	67.79	99.32	137.5	183.0	231.7	293.3	363.8	432.9	569.8	709.3	1062.0	1507	2074
110	-	4.266	6.144	10.940	17.27	24.92	44.92	70.88	103.80	143.6	190.9	241.6	305.6	378.7	450.7	592.3	737.1	1102.0	1554	2136
(115)	-	4.458	6.421	11.440	18.04	26.03	46.89	73.96	108.20	149.6	198.8	251.6	318.0	393.6	468.4	614.8	764.8	1142.0	1609	2207
120	-	4.651	6.699	11.930	18.81	27.14	18.86	77.04	112.60	155.6	206.7	261.6	330.3	408.5	486.2	637.2	792.6	1182.0	1663	2260
130	-	5.036	7.253	12.920	20.36	29.36	52.81	83.21	121.50	167.7	222.5	281.6	355.0	438.4	521.7	682.2	848.1	1262.0	1772	2398
140	-	5.422	7.808	13.900	21.90	31.58	56.75	89.37	130.40	179.8	238.3	301.6	379.6	468.2	557.2	727.1	903.6	1341.0	1881	2540
150	-	5.807	8.363	14.890	23.44	33.80	60.70	95.54	139.30	191.9	254.1	321.6	404.3	498.1	592.7	772.1	959.0	1421.0	1989	2682
160	-	6.192	8.918	15.880	24.98	36.02	64.65	101.00	147.20	202.7	268.4	339.5	426.6	525.4	624.9	813.3	1010.0	1495.0	2089	2813
170	-	-	-	-	-	-	68.59	107.20	156.10	214.8	284.1	359.4	451.3	555.2	660.4	85.2	1065.0	1574.0	2198	2955
180	-	-	-	-	-	-	72.54	113.30	164.90	226.9	299.9	379.4	476.0	585.0	696.0	903.2	1121.0	1654.0	2307	3097
190	-	-	-	-	-	-	76.48	119.50	173.80	238.9	315.7	399.4	500.6	614.9	731.5	948.1	1176.0	1734.0	2416	3239
200	-	-	-	-	-	-	80.43	125.70	182.70	251.0	331.5	419.4	525.3	644.7	767.0	993.0	1232.0	1814.0	2524	3381
220	-	-	-	-	-	-	-	-	200.50	275.2	363.1	459.3	574.6	704.4	838.0	1083.0	1343.0	1974.0	2742	3665
240	-	-	-	-	-	-	-	-	-	-	-	-	623.9	764.1	909.0	1173.0	1454.0	2134.0	2959	3949
260	-	-	-	-	-	-	-	-	-	-	-	-	-		-	1263.0	1564.0	2294.0	3177	4234
280	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	2453.0	3394	4518
300	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	2613.0	3612	4802

Note. To determine the mass of studs made from other materials, the mass values given in the table shall be multiplied by the coefficient: 0.356 for aluminium alloy; 0.970 for bronze; 1.080 for brass.

(Amended edition, Amendments No. 1, 4).

APPENDIX 2

For reference

Stud length l, mm	Theoretical mass of 1000 pcs of steel Type 2 studs, kg, with coarse pitch thread, at nominal thread diameter d, mm
	2	2.5	3	4	5	6	8	10	12	(14)	16	(18)	20	(22)	24	(27)	30	36	42	48
10	0.243	0.421	0.617	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
12	0.280	0.481	0.706	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
14	0.317	0.541	0.794	1.471	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
16	0.354	0.601	0.882	1.626	2.783	4.145	8.278	14.06	-	-	-	-	-	-	-	-	-	-	-	-
(18)	0.392	0.661	0.970	1.781	3.030	4.498	8.915	15.06	-	-	-	-	-	-	-	-	-	-	-	-
20	0.429	0.721	1.058	1.936	3.278	4.850	9.552	16.07	-	-	-	-	-	-	-	-	-	-	-	-
(22)	0.466	0.781	1.147	2.091	3.525	5.203	10.188	17.07	-	-	-	-	-	-	-	-	-	-	-	-
25	0.522	0.871	1.279	2.323	3.896	5.732	11.144	18.58	29.09	42.75	-	-	-	-	-	-	-	-	-	-
(28)	0.578	0.961	1.411	2.556	4.267	6.262	12.099	20.08	31.27	45.73	-	-	-	-	-	-	-	-	-	-
30	0.616	1.021	1.499	2.710	4.514	6.614	12.735	21.09	32.72	47.72	-	-	-	-	-	-	-	-	-	-
(32)	0.653	1.082	1.587	2.865	4.762	6.967	13.372	22.09	34.18	49.70	-	-	-	-	-	-	-	-	-	-
35	0.709	1.172	1.720	3.098	5.133	7.496	14.327	23.60	36.36	52.69	73.48	94.20	-	-	-	-	-	-	-	-
(38)	0.765	1.262	1.852	3.330	5.504	8.025	15.283	25.10	38.54	55.67	77.24	99.15	-	-	-	-	-	-	-	-
40	0.802	1.322	1.940	3.485	5.751	8.378	15.919	25.11	40.00	57.66	79.91	102.46	135.3	-	-	-	-	-	-	-
(42)	0.840	1.382	2.028	3.640	5.998	8.731	16.556	27.11	41.45	59.64	82.57	105.76	139.4	-	-	-	-	-	-	-
45	0.896	1.472	2.161	3.871	6.370	9.260	17.511	28.62	43.63	62.63	86.57	110.72	145.7	186.8	224.7	-	-	-	-	-
(48)	0.952	1.562	2.293	4.104	6.741	9.789	18.466	30.12	45.81	65.61	90.56	115.68	151.9	194.4	233.7	-	-	-	-	-
50	0.989	1.622	2.381	4.259	6.988	10.142	19.103	31.13	47.27	67.60	93.23	118.98	156.1	199.6	239.7	-	-	-	-	-
55	1.082	1.773	2.602	4.647	7.606	11.024	20.695	33.64	50.90	72.57	99.88	127.25	166.5	212.4	254.7	348.0	-	-	-	-
60	1.175	1.923	2.822	5.034	8.225	11.906	22.287	36.15	54.54	77.54	106.54	135.51	176.9	225.1	269.7	367.4	464.3	-	-	-
65	1.269	2.073	3.043	5.421	8.843	12.787	23.879	38.66	58.17	82.51	113.20	143.77	187.3	237.9	284.7	386.7	488.0	-	-	-
70	1.362	2.223	3.263	5.808	9.461	13.669	25.471	41.17	61.81	87.48	119.86	152.03	197.7	250.7	299.6	406.1	511.7	790.7	-	-
75	1.455	2.373	3.484	6.195	10.080	14.551	27.063	43.68	65.45	92.45	126.52	160.30	208.1	263.5	314.6	425.4	535.3	825.0	-	-
80	1.549	2.524	3.704	6.583	10.698	15.433	28.655	46.19	69.08	97.42	133.18	168.56	218.5	276.3	329.6	444.7	559.0	859.4	1242	1728
85	-	2.674	3.924	6.970	11.317	16.315	30.247	48.70	72.72	102.39	139.84	176.82	228.9	289.1	344.6	464.1	582.7	893.8	1289	1790
90	-	2.824	4.145	7.357	11.935	17.197	31.839	51.21	76.35	107.36	146.50	185.09	239.3	301.9	359.6	483.4	606.4	928.2	1336	1851
(95)	-	2.974	4.365	7.744	12.553	18.079	33.431	53.72	79.99	112.33	153.15	193.35	249.7	314.7	374.6	502.7	630.1	962.5	1383	1913
100	-	3.124	4.586	8.131	13.172	18.961	35.023	56.23	83.63	117.30	159.81	201.61	260.1	327.5	389.5	522.1	653.8	996.9	1430	1975
(105)	-	3.275	4.806	8.519	13.790	19.843	36.615	58.74	87.26	122.27	166.47	209.87	270.5	340.3	404.5	541.4	677.5	1031.3	1477	2036
110	-	3.425	5.027	8.906	14.409	20.725	38.206	61.25	90.90	127.24	173.13	218.14	280.9	353.1	419.5	560.7	701.1	1065.7	1524	2098
(115)	-	3.575	5.247	9.293	15.027	21.606	39.798	63.76	94.53	132.21	179.79	226.40	291.3	365.9	434.5	580.1	724.8	1100.0	1571	2160
120	-	3.725	5.468	9.680	15.645	22.488	41.390	66.27	98.17	137.18	186.45	234.66	301.7	378.7	449.5	599.4	748.5	1134.4	1619	2222
130	-	4.026	5.909	10.455	16.882	24.252	44.574	71.29	105.44	147.12	199.77	251.19	322.5	404.2	479.4	638.1	795.9	1203.2	1713	2345
140	-	4.326	6.350	11.229	18.119	26.016	47.758	76.31	112.71	157.06	213.09	267.71	343.3	429.8	509.4	676.8	843.3	1271.9	1807	2468
150	-	4.627	6.791	12.003	19.356	27.780	50.942	81.33	119.98	167.00	226.40	284.24	364.2	455.4	539.4	715.4	890.6	1340.7	1901	2592
160	-	4.927	7.232	12.778	20.593	29.543	54.126	86.35	127.26	176.94	239.72	300.76	385.0	481.0	569.3	754.1	938.0	1409.4	1995	2715
170	-	-	-	-	-	-	57.310	91.37	134.53	186.88	253.04	317.29	405.8	506.6	599.3	792.8	985.4	1478.2	2089	2839
180	-	-	-	-	-	-	60.494	96.39	141.80	196.83	266.36	333.82	426.6	532.2	629.2	831.4	1032.8	1546.9	2183	2962
190	-	-	-	-	-	-	63.677	101.41	149.07	206.77	279.67	350.34	447.4	557.7	659.2	870.1	1080.1	1615.7	2277	3085
200	-	-	-	-	-	-	66.861	106.43	156.34	216.71	292.99	366.87	468.2	583.3	689.2	908.8	1127.5	1684.4	2371	3209
220	-	-	-	-	-	-	-	-	170.89	236.59	319.63	399.92	509.8	634.5	749.1	086.1	1222.3	1821.9	2560	3456
240	-	-	-	-	-	-	-	-	-	-	-	-	551.4	586.7	809.0	1063.5	1317.0	1959.4	2748	3702
260	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1140.8	1411.8	20°b,9	2936	3949
280	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	2234.4	3124	4196
300	-	—	-	—	-	-	-	-	-	-	-	-	-	-	-	-	-	2371.9	3312	4443

Note. To determine the mass of studs made from other materials, the mass values given in the table shall be multiplied by the coefficient: 0.356 for aluminium alloy; 0.970 for bronze; 1.080 for brass.

(Amended, Amendment No. 4).