ГОСТ 18842-73 Метчики бесстружечные. Исполнительные размеры (с Изменением N 1)

Принят: Государственным комитетом стандартов Совета Министров СССР
29 мая 1973 года

Номи- нальный диаметр резьбы	Шаг резь- бы	Наружный диаметр		Средний диаметр								Внутренний диаметр		Предельные отклонения шага резьбы				Предель- ные отклоне- ния половины угла профиля
		Наиб.	Пред. откл.	1		2		3		4		Наиб.	Пред. откл.	1, 2, 3	4
				Наиб.	Пред. откл.	Наиб.	Пред. откл.	Наиб.	Пред. откл.	Наиб.	Пред. откл.			на длине
														до 25 мм	до 10 витков	до 10 мм	до 25 мм	1, 2, 3	4
1,0	0,20	1,025	-0,015	0,904	-0,015	0,914	-0,015	0,924	-0,015	0,924	-0,020	0,797	-0,014	±0,008	±0,015	±0,040	-	±40'	±80'
1,1		1,125		1,004		1,014		1,024		1,024		0,897
1,2		1,225		1,104		1,114		1,124		1,124		0,997
1,4		1,425		1,304		1,314		1,324		1,324		1,197
1,6		1,625		1,504		1,514		1,524		1,524		1,398	-0,015
1,8		1,825		1,704		1,714		1,724		1,724		1,558
1,0	0,25	1,028		0,876	-0,016	0,887	-0,016	0,898	-0,016	0,898	-0,022	0,744	-0,014
1,1		1,128		0,976		0,987		0,998		0,998		0,844
1,2		1,228		1,076		1,087		1,098		1,098		0,944
2,0		2,028		1,876		1,887		1,898		1,898		1,745	-0,015
2,2		2,228		2,076		2,087		2,098		2,098		1,945
1,4	0,30	1,434	-0,015	1,246	-0,017	1,258	-0,017	1,270	-0,017	1,270	-0,024	1,093	-0,018						±65'
1,6	0,35	1,640		1,418	-0,013	1,431	-0,013	1,444	-0,013	1,444	0,026	1,241	-0,020
1,8		1,840		1,618		1,631		1,644		1,644		1,441
2,5		2,540		2,318		2,331		2,344		2,344		2,141
3,0		3,040		2,818		2,831		2,844		2,844		2,642	-0,021
3,5		3,540		3,318		3,331		3,344		3,344		3,142
2,0	0,40	2,046		1,787	-0,014	1,801	-0,014	1,815	-0,014	1,815	-0,028	1,587	-0,020		±0,020	±0,030			±50'
2,2	0,45	2,250		1,959	-0,015	1,974	-0,015	1,989	-0,015	1,989	-0,030	1,737	-0,024					±30'
2,5		2,550		2,259		2,274		2,289		2,289		2,037
3,0	0,50	3,056		2,728	-0,016	2,744	-0,016	2,760	-0,016	2,760	-0,032	2,487	-0,028	±0,012
4,0		4,056		3,728		3,744		3,760		3,760		3,487
4,5		4,556		4,228		4,244		4,260		4,260		3,987
5,0		5,056		4,728		4,744		4,760		4,760		4,487
5,5		5,556		5,235	-0,018	5,253	-0,018	5,271	-0,018	5,271	-0,036	4,987
6,0		6,056		5,735		5,753		5,771		5,771		5,487
7,0		7,056		6,735		6,753		6,771		6,771		6,487
8,0		8,056		7,735		7,753		7,771		7,771		7,487
9,0		9,056		8,735		8,754		8,771		8,771		8,487
10,0		10,056		9,735		9,753		9,771		9,771		9,487
11,0		11,056		10,735		10,753		10,771		10,771		10,487
12,0		12,056		11,738	-0,019	11,757	-0,019	11,776	-0,019	11,776	-0,038	11,487
14,0		14,056		13,738		13,757		13,776		13,776		13,487
16,0		16,056		15,738		15,757		15,776		15,776		15,487
18,0		18,056		17,738		17,757		17,776		17,776		17,487
20,0		20,056		19,738		19,757		19,776		19,776		19,487
22,0		22,056		21,738		21,757		21,776		21,776		21,487
3,5	0,60	3,568	-0,020	3,170	-0,018	3,188	-0,018	3,206	-0,018	3,206	-0,036	2,882	-0,032
4,0	0,70	4,080		3,609	-0,019	3,628	-0,019	3,647	-0,019	3,647	-0,038	3,279	-0,037		-		±0,050		±40'
4,5	0,75	4,586		4,076		4,095		4,114		4,114		3,726	-0,038
6,0		6,086		5,585	-0,021	5,606	-0,021	5,627	-0,021	5,627	-0,042	5,226
7,0		7,086		6,585		6,606		6,627		6,627		6,626
8,0		8,086		7,585		7,606		7,627		7,627		7,226
9,0		9,086		8,585		8,606		8,627		8,627		8,226
10,0		10,086		9,585		9,606		9,627		9,627		9,226
11,0		11,086		10,585		10,606		10,627		10,627		10,226
12,0		12,086		11,589	-0,023	11,612	-0,023	11,635	-0,023	11,635	-0,046	11,226
14,0		14,086		13,589		13,612		13,635		13,635		13,226
16,0		16,036		15,589		15,612		15,635		15,635		15,226
18,0		18,086		17,589		17,612		17,635		17,635		17,226
20,0		20,086		19,589		19,612		19,635		19,635		19,226
22,0		22,086		21,589		21,612		21,635		21,635		21,226
24,0		24,086		23,693		23,716		23,739		23,739		23,226
27,0		27,086		26,693		26,716		26,739		26,739		26,226
30,0		30,086		29,693		29,716		29,739		29,739		29,226
33,0		33,086		32,693		32,716		32,739		32,739		32,226
5,0	0,80	5,092		4,548	-0,020	4,568	-0,020	4,558	-0,020	4,588	-0,040	4,174	-0,040
6,0	1,00	6,114		5,430	-0,024	5,454	-0,024	5,478	-0,024	5,478	-0,048	4,958	-0,040					±25'	±40'
7,0		7,114		6,430		6,454		6,478		6,478		5,958
8,0		8,114		7,430		7,454		7,478		7,478		6,958
9,0		9,114		8,430		8,454		8,478		8,478		7,958
10,0		10,114		9,430		9,454		9,478		9,478		8,958
11,0		11,114		10,430		10,454		10,478		10,478		9,958
12,0		12,114		11,435	-0,025	11,460	-0,025	11,485	-0,025	11,485	-0,050	10,958
14,0		14,114		13,435		13,460		13,485		13,485		12,958
15,0		15,114		14,435		14,460		14,485		14,485		13,958
16,0		16,114		15,435		15,460		15,485		15,485		14,958
17,0		17,114		16,435		16,460		16,485		16,485		15,958
18,0		18,114		17,435		17,460		17,485		17,485		16,958
20,0		20,114		19,435		19,460		19,485		19,485		18,958
22,0		22,114		21,435		21,460		21,485		21,485		20,958
24,0		24,114		23,440	-0,026	23,466	-0,026	23,492	-0,026	23,492	-0,052	22,958
25,0		25,114		24,440		24,466		24,492		24,492		23,958
27,0		27,114		26,440		26,466		26,492		26,492	-0,040	25,958
28,0		28,114		27,440		27,466		27,492		27,492		26,958
30,0		30,114		29,440		29,466		29,492		29,492		28,958
33,0		33,114		32,440		32,466		32,492		32,492		31,958
36,0		36,114		35,440		35,466		35,492		35,492		34,958
8,0	1,25	8,144	-0,025	7,273	-0,025	7,298	-0,025	7,323	-0,025	7,323	-0,042	6,689	-0,042						±35'
9,0		9,144		8,273		8,298		8,323		8,323		7,689
10,0		10,144		9,273		9,298		9,323		9,323		8,689
12,0		12,144		11,283	-0,028	11,311	-0,028	11,339	-0,028	11,339	-0,058	10,689
14,0		14,144		13,283		13,311		13,339		13,339		12,689
10,0	1,50	10,172	-0,030	9,121		9,149		9,177		9,177		8,426	-0,050
11,0		11,172		10,121		10,149		10,177		10,177		9,426
12,0		12,172		11,121		11,149		11,177		11,177		10,426
14,0		14,172		13,126	-0,030	13,156	-0,030	13,186	-0,030	13,186	-0,060	12,426
15,0		15,172		14,126		14,156		14,186		14,186		13,426
16,0		16,172		15,126		15,156		15,186		15,186		14,426
17,0		17,172		16,126		16,156		16,186		16,186		15,426
18,0		18,172		17,126		17,156		17,186		17,186		16,426
20,0		20,172		19,126		19,156		19,186		19,186		18,426
22,0		22,172		21,126		21,156		21,186		21,186		20,426
24,0		24,172		23,132		23,162		23,192		23,192		22,426
25,0		25,172		24,132		24,162		24,192		24,192		23,426
26,0		26,172		25,132		25,162		25,192		25,192		24,426
27,0		27,172		26,132		26,162		26,192		26,192		25,426
28,0		28,172		27,132		27,162		27,192		27,192		26,426
30,0		30,172		29,132		29,162		29,192		29,192		28,426
32,0		32,172	-0,040	31,132		31,162		31,192		31,192		30,426
33,0		33,172		32,132		32,162		32,192		32,192		31,426
35,0		35,172		34,132		34,162		34,192		34,192		33,426
36,0		36,172		36,132		36,162		36,192		36,162		34,426
12,0	2,00	12,202	-0,030	10,969	-0,032	11,001	-0,032	11,033	-0,032	11,033	-0,064	10,162	-0,056					±20'	±25'
14,0		14,230		12,813	-0,034	12,847	-0,034	12,881	-0,034	12,881	-0,068	11,895	-0,060
16,0		16,230		14,813		14,847		14,881		14,881		13,895
18,0		18,230		16,813		16,847		16,881		16,881		15,895
20,0		20,230		18,813		18,847		18,881		18,881		17,895
22,0		22,230		20,813		20,847		20,881		20,881		19,895
24,0		24,230		22,820	-0,036	22,856	-0,036	22,892	-0,036	22,892	-0,072	21,895
25,0		25,230		23,820		23,856		23,892		23,892		22,895
27,0		27,230		25,820		25,856		25,892		25,892		24,895
28,0		28,230		26,820		26,856		26,892		26,892		25,895
30,0		30,230		28,820		28,856		28,892		28,892		27,895
32,0		32,230	-0,040	30,820		30,856		30,892		30,892		29,895
33,0		33,230		31,820		31,856		31,892		31,892		30,895
36,0		36,230		34,820		34,856		34,892		34,892		33,895

Номи- наль- ный диаметр резьбы	Шаг резьбы	Наружный диаметр		Средний диаметр				Внутренний диаметр		Предельные отклонения шага резьбы				Предельные отклонения половины угла профиля

		Наиб.	Пред. откл.					Наиб.	Пред. откл.	на длине
				Наиб.	Пред. откл.	Наиб.	Пред. откл.			До 25 мм	До 10 витков	До 10 мм	До 25 мм
1,0	0,20	1,022	-0,010	0,938	-0,015	0,948	-0,020	0,813	-0,013	±0,008	±0,015	±0,040	-	±40'	±80'
1,1		1,122		1,038		1,048		0,913
1,2		1,222		1,138		1,148		1,013
1,4		1,422		1,308		1,318		1,213
1,6		1,622		1,541		1,563	-0,022	1,413
1,8		1,822		1,741		1,763		1,613
1,0	0,25	1,028		0,913		0,935		0,764	-0,016
1,1		1,128		1,013		1,035		0,864
1,2		1,228		1,113		1,135		0,964
2,0		2,028		1,917		1,941	-0,024	1,764
2,2		2,228		2,117		2,141		1,964
1,4	0,30	1,434		1,284		1,308		1,110	-0,018						±65'
1,6	0,35	1,640		1,461		1,491	-0,030	1,260	-0,020
1,8		1,840		1,661		1,691		1,460
2,5		2,540		2,361		2,391		2,160
3,0		3,040		2,895		2,895		2,660
3,5		3,540		3,365		3,395		3,160
2,0	0,40	2,046	-0,015	1,832		1,862		1,608	-0,022		±0,020	±0,030			±50'
2,2	0,45	2,250		2,005		3,035		1,757	-0,024					±30'
2,5		2,550		2,305		2,335		2,057
3,0	0,50	3,056		2,777	-0,016	2,809	-0,032	2,507	-0,028	±0,012
4,0		4,056		3,777		3,809		3,507
4,5		4,556		4,277		4,309		4,007
5,0		5,056		4,777		4,809		4,507
5,5		5,556		5,277	-0,018	5,309	-0,036	5,007
6,0		6,056		5,787		5,823		5,507
7,0		7,056		6,787		6,823		6,507
8,0		8,056		7,787		7,823		7,507
9,0		9,056		8,787		8,823		8,507
10,0		10,056		9,787		9,823		9,507
11,0		11,056		10,787		10,823		10,507
12,0		12,056		11,792	-0,019	11,830	-0,038	11,507
14,0		14,056		13,792		13,830		13,507
16,0		16,056		15,792		15,830		15,507
18,0		18,056		17,792		17,830		17,507
20,0		20,056		19,792		19,830		19,507
22,0		22,056		21,792		21,830		21,507
3,5	0,6	3,568	-0,020	3,223	-0,018	3,259	-0,036	2,903	-0,032		+0,020
4,0	0,7	4,080		3,665	-0,019	3,703	-0,038	3,300	-0,036		-		±0,050		±40'
4,5	0,75	4,586		4,132		4,168		3,748	-0,038
6,0		6,086		5,644	-0,021	5,686	-0,042	5,248
7,0		7,086		6,644		6,686		6,248
8,0		8,086		7,644		7,686		7,248
9,0		9,086		8,644		8,686		8,248
10,0		10,086		9,644		9,686		9,248
11,0		11,086		10,644		10,686		10,248
12,0		12,086		11,648	-0,023	11,694	-0,046	11,248
14,0		14,086		13,648		13,694		13,248
16		16,086		15,648		15,694		15,248	-0,038
18		18,086		17,648		17,694		17,248
20		20,086		19,648		19,694		19,248
22		22,086		21,648		21,694		21,248
24		24,086		23,659		23,705		23,248
27		27,086		26,659		26,705		26,248
30		30,086		29,659		29,705		29,248
33		33,086		32,659		32,705		32,248
5,0	0,8	5,092		4,606	-0,030	4,666	-0,060	4,198	-0,040
6,0	1,00	6,114		5,495	-0,024	5,543	-0,048	4,984						+25'
7,0		7,114		6,495		6,543		5,984
8,0		8,114		7,495		7,543		6,984
9,0		9,114		8,495		8,543		7,984
10,0		10,114		9,495		9,543		8,984
11,0		11,114		10,495		10,543		9,984
12,0		12,114		11,508	-0,025	11,558	-0,050	10,984
14,0		14,114		13,508		13,558		12,984
15,0		15,114		14,508		14,558		13,984
16,0		16,114		15,508		15,558		14,984
17,0		17,114		16,508		16,558		15,984
18,0		18,114		17,508		17,558		16,984
20,0		20,114		19,508		19,558		18,984
22,0		22,114		21,508		21,558		20,984
24,0		24,114		23,516	-0,027	23,570	-0,054	22,984
25,0		25,114		24,516		24,570		23,984
27,0		27,144		26,516		26,570		25,984
28,0		28,144		27,516		27,570		26,984
30,0		30,144		29,516		29,570		28,984
33,0		33,144	-0,030	32,516		32,570		31,984
36,0		36,144		35,516		35,570		34,984
8,0	1,25	8,144	-0,025	7,348	-0,025	7,398	-0,050	6,717	-0,042						±35'
9,0		9,144		8,348		8,398		7,717
10,0		10,144		9,348		9,398		8,717
12,0		12,144		11,364	-0,028	11,420	-0,056	10,717
14,0		14,144		13,364		13,420		12,717
10,0	1,50	10,172	-0,030	9,206		9,262		8,458	-0,050
11,0		11,172		10,206		10,262		9,458
12,0		12,172		11,214		11,274		10,458
14,0		14,172		13,214	-0,030	13,274	-0,060	12,458
15,0		15,172		14,214		14,274		13,458
16,0		16,172		15,214		15,274		14,458
17,0		17,172		16,214		16,274		15,458
18,0		18,172		17,214		17,274		16,458
20,0		20,172		19,214		19,274		18,458
22,0		22,172		21,214		21,274		20,458
24,0		24,172		23,223	-0,032	23,287	-0,064	22,458
25,0		25,172		24,223		24,287		23,458
26,0		26,172		25,223		25,287		24,458
27,0		27,172		26,223		26,287		25,458
28,0		28,172		27,223		27,287		26,458
30,0		30,172		29,223		29,287		28,458
32,0		32,172	-0,040	31,223		31,287		30,458
33,0		33,172		32,223		32,287		31,458
35,0		35,172		34,223		34,287		33,458
36,0		36,172		35,223		35,287		34,458
12,0	1,75	12,202	-0,030	11,061		11,125		10,196	-0,056					±20'	±25'
14,0	2,00	14,230		12,912	-0,034	12,980	-0,068	11,935	-0,060
16,0		16,230		14,912		14,980		13,935
18,0		18,230		16,912		16,980		55,935*
20,0		20,230		18,912		18,980		17,935
22,0		22,230		20,912		20,980		19,935
24,0		24,230		22,922	-0,036	22,994	-0,072	21,935
25,0		25,230		23,922		23,994		22,935
27		27,230		25,922		25,994		24,935
28		28,230		26,922		26,994		25,935
30		30,230		28,922		28,994		27,935
32		32,230	-0,040	30,922		30,994		29,935
33		33,230		31,922		31,994		30,935
36		36,230		34,922		34,994		33,935

________________
* Соответствует оригиналу. - Примечание "КОДЕКС".

М.