МЕЖГОСУДАРСТВЕННЫЙ СТАНДАРТ
МЕТЧИКИ МАШИННЫЕ И РУЧНЫЕ
КОНСТРУКЦИЯ И РАЗМЕРЫ
Издание официальное
ИНК ИЗДАТЕЛЬСТВО СТАНДАРТОВ Москва
HimchohhcjV? I принято Межгосударственным советом по стандартизации, метрологии и сертификации (протокол St 6 от 21.10.94)
)а принятие изменения проголосовали:
Наименование государства |
Наименование национального органа по станлартизацин |
Азербайджанская Республика |
Азгосстандарт |
Республика Армения |
Армгосстандарт |
Республика Беларусь |
Госста1иарт Беларуси |
Грузия |
Грузстандарт |
Республика Казахстан |
ToccTaiuapT Республики Казахстан |
Киргизская Республика |
Киргизстандарт |
Республика Молдова |
М ал доваста ндарт |
Российская Фслсраиия |
Госстандарт России |
Республик;! Узбекистан |
Узгосстандарт |
Украина |
Госстандарт Украины |
МЕЖГОСУДАРСТВЕННЫЙ СТАНДАРТ
МЕТЧИКИ МАШИННЫЕ И РУЧНЫЕ
Конструкция и размеры
Machine and hand taps. Design and dimensions
MKC 25.100.50 OKU 39 1300
Постановлением Государственного комитета СССР по стандартам от 29 января 1981 г. № 328 срок введения установлен
с 01.07.82
1. Настоящий стандарт распространяется на машинные и ручные метчики для нарезания метрической резьбы по ГОСТ 24705-81. трубной резьбы по ГОСТ 6357-81 и дюймовой резьбы по ОСТ НКТП 1260.
Требования стандарта являются обязательными, кроме пп. 4. 8. 10—12.
(Измененная редакция, Изч. JV? 1).
2. Метчики должны изготовляться одинарными и комплектными для сквозных и глухих отверстий.
3. Конструкция и размеры метчиков должны соответствовать: коротких метчиков с усиленным хвостовиком для метрической резьбы — указанным на черт. 1 и в табл. I;
коротких метчиков с шейкой для метрической резьбы — указанным на черт. 2 и в табл. 2;
коротких метчиков с проходным хвостовиком для метрической резьбы — указанным на черт. 3 и в табл. 3;
метчиков для метрической резьбы с проходным удлиненным хвостовиком — указанным на черт. 3 и в табл. 4;
комплектных метчиков из трех штук для метрической резьбы — указанным на черт. 3 и в табл. 5;
метчиков для дюймовой резьбы 1/4” — 3/8” — указанным на черт. 2 и в табл. 6;
метчиков для дюймовой резьбы 7/16”—2” — указанным на черт. 3 и в табл. 6;
метчиков для трубной резьбы — указанным на черт. 3 и в табл. 7.
Черт. I
Издание официальное Перепечатка воспрещена
^ Икание (феврть 2003 г.) с И вменением № I, принятым в январе 1999 г. (НУС 4—99)
О Издательство стандартов, 1981 О И Г1К Издательство стандартов, 2003
Таблица I
Короткие метчики с усиленным хвостовиком для метрической резьбы
Метчики |
Ном |
и нал mi ы И иамстр ьбы </для рядов |
Шаг резьбы Р |
/.
h 16 |
/. нс более |
/| метчиков |
«Р |
1т9* |
Правые |
Левые |
л
pci |
одинарных
для
отверстий |
комплект
ных |
Обозна
чение |
к
X
1 £ z. i |
Обозна-
чение |
к
I £ £ % |
1 |
2 |
3 |
крупный |
мелкий |
X
2
5
2
л
О |
X
-
g
гг
%т |
чернового |
ЧИСТОВОГО |
2620-3721 |
|
2620-3722 |
|
1.0 |
— |
— |
0.25 |
— |
38.5 |
5,5 |
0,75 |
— |
— |
— |
14* |
2.5 |
2620-3723 |
|
2620-3724 |
|
— |
0.5 |
— |
0.5 |
22* |
2620-3725 |
|
2620-3726 |
|
— |
— |
0.75 |
— |
14- |
2620-3727 |
|
2620-3728 |
|
— |
0.2 |
0.60 |
— |
— |
— |
14* |
2620-3729 |
|
2620-3730 |
|
— |
0.4 |
— |
0.4 |
22* |
2620-3731 |
|
2620-3732 |
|
— |
— |
0,60 |
— |
14* |
2620-3733 |
|
2620-3734 |
|
— |
1.1 |
0.25 |
— |
0.75 |
— |
— |
— |
14* |
2620-3735 |
|
2620-3736 |
|
— |
0.5 |
— |
0.5 |
22* |
2620-3737 |
|
2620-3738 |
|
— |
— |
0,75 |
— |
14* |
2620-3739 |
|
2620-3740 |
|
— |
0.2 |
0.60 |
— |
— |
— |
14* |
2620-3741 |
|
2620-3742 |
|
— |
0.4 |
— |
0.4 |
22* |
2620-3743 |
|
2620-3744 |
|
— |
— |
0.60 |
— |
14* |
2620-3745 |
|
2620-3746 |
|
1.2 |
— |
0.25 |
— |
0.75 |
— |
— |
— |
14* |
2620-3747 |
|
2620-3748 |
|
— |
0.5 |
— |
0.5 |
22* |
2620-3749 |
|
2620-3750 |
|
— |
— |
0.75 |
— |
14* |
2620-3751 |
|
2620-3752 |
|
0.20 |
0.60 |
— |
— |
— |
14’ |
2620-3753 |
|
2620-3754 |
|
— |
0.4 |
— |
0.4 |
22* |
2620-3755 |
|
2620-3756 |
|
— |
— |
0.60 |
— |
14* |
2620-3757 |
|
2620-3758 |
|
— |
1.4 |
— |
0.30 |
— |
40,0 |
7.0 |
0.90 |
— |
— |
— |
14* |
|
2620-3759 |
|
2620-3760 |
|
— |
0.6 |
— |
0.6 |
22* |
2620-3761 |
|
2620-3762 |
|
— |
— |
0,90 |
— |
14* |
2620-3763 |
|
2620-3764 |
|
— |
0.20 |
0.60 |
— |
— |
— |
14* |
2620-3765 |
|
2620-3766 |
|
— |
0.4 |
— |
0.4 |
22* |
2620-3767 |
|
2620-3768 |
|
— |
— |
0.60 |
— |
14* |
2620-3769 |
|
2620-3770 |
|
1.6 |
— |
— |
0.35 |
— |
41.0 |
8.0 |
1.00 |
— |
— |
— |
14* |
2620-3771 |
|
2620-3772 |
|
— |
0.7 |
— |
0.7 |
22* |
2620-3773 |
|
2620-3774 |
|
— |
— |
1.00 |
— |
14* |
2620-3775 |
|
2620-3776 |
|
— |
0.20 |
0.60 |
— |
— |
— |
14* |
2620-3777 |
|
2620-3778 |
|
— |
0.4 |
— |
0.4 |
22* |
2620-3779 |
|
2620-3780 |
|
— |
— |
0.60 |
— |
14* |
2620-3781 |
|
2620-3782 |
|
— |
1.8 |
— |
0.35 |
— |
1.00 |
— |
— |
— |
14* |
2620-3783 |
|
2620-3784 |
|
0.7 |
— |
0.7 |
22* |
2620-3785 |
|
2620-3786 |
|
— |
— |
1.00 |
— |
14* |
2620-37Н7 |
|
2620-37SS |
|
— |
0.20 |
0.60 |
— |
— |
— |
14* |
2620-3789 |
|
2620-3790 |
|
— |
0.4 |
— |
0.4 |
22* |
2620-3791 |
|
2620-3792 |
|
— |
— |
0.60 |
— |
14* |
Продолжение табл. I
Размеры в мм |
Метчики |
Номинальный диаметр ре 1ьбы d для рядов |
Шаг
резьбы Р |
L
Мб |
/. нс более |
/| метчиков |
Ф |
d,
h9* |
h |
Правые |
Левые |
одинарных
для
отверстий |
комплект
ных |
Обозна
чение |
а
If |
ОГю ничей ие |
Применяе
мость |
1 |
2 |
3 |
крупный |
6
£
2 |
Ж
2
X
1
о |
X
S
X
ъ
Ьт |
&
У |
чистового |
2620-1011 |
|
2620-1012 |
|
2.0 |
— |
— |
0.40 |
— |
41.0 |
8.0 |
1.20 |
— |
— |
— |
14' |
2.5 |
5.5 |
2620-1013 |
|
2620-1014 |
|
— |
0.8 |
— |
0.8 |
22* |
2620-1015 |
|
2620-1016 |
|
— |
— |
1.20 |
— |
14* |
2620-1003 |
|
2620-1004 |
|
|
0.25 |
0.75 |
— |
— |
— |
14* |
2620-1005 |
|
2620-1006 |
|
|
0.5 |
— |
0.5 |
22* |
2620-1007 |
|
2620-1008 |
|
— |
|
0.75 |
— |
14* |
2620-1027 |
|
2620-1028 |
|
— |
2.2 |
— |
0.45 |
— |
44.5 |
9.5 |
1.40 |
— |
— |
— |
14 |
2.8 |
6.0 |
2620-1029 |
|
2620-1030 |
|
— |
0.9 |
— |
0.9 |
22* |
2620-1031 |
|
2620-1032 |
|
— |
— |
1.40 |
— |
14* |
2620-1019 |
|
2620-1020 |
|
|
0.25 |
0.75 |
— |
— |
— |
14* |
2620-1021 |
|
2620-1022 |
|
— |
0.5 |
— |
0.5 |
22* |
2620-1023 |
|
2620-1024 |
|
— |
— |
0.75 |
— |
14* |
2620-1043 |
|
2620-1044 |
|
2,5 |
— |
— |
0.45 |
— |
1.40 |
— |
— |
— |
14* |
2620-1045 |
|
2620-1046 |
|
— |
0.9 |
— |
0.9 |
22* |
2620-1047 |
|
2620-1048 |
|
— |
— |
1.40 |
— |
14* |
2620-1035 |
|
2620-1036 |
|
— |
0,35 |
1.00 |
— |
— |
— |
14' |
2620-1037 |
|
2620-1038 |
|
— |
0.7 |
— |
0.7 |
22* |
2620-1039 |
|
2620-1040 |
|
— |
— |
1.00 |
— |
14* |
|
•Предельные отклонении ратмера d для хвостовиков в посадочной части: повышенной точности — h9, нормальной точности — hi 1.
• Для метчиков диаметром d\ < 3.5 мм — у = 8*. диаметром d > 3.5 мм — у = 10' •• Размер хтя справок.
Черт. 2
1 |
to
©
tO
•
to
сл |
g
го
1
го |
£
го
го
со |
g
to
•
гз |
g
g
о |
g
g
•
3
w |
£
g
1
о
s |
g
g
•
s |
g
g
•
3 |
g
g
1 |
g
g
3
'O |
2620-1105 |
2620-1085 |
to
O'
g
•
о
ос
-J |
2620-1083 |
g
g
•
о
ос |
tJ
O'
g
•
3
CO |
g
g
1
3
1Л |
to
O'
g
f
1 |
2620-1089 |
g
g
•
© |
2620-1069 |
g
g
t
g
'Nj |
g
g
•
©
V|
© |
2620-1077 |
to
0
g
1
©
--J
•-Л |
g
g
•
©
’-Л |
to
о
g
a
©
w |
g
g
•
©
C/i |
g
g
•
g
CO |
g
g
I |
to
о
g
•
©
•-Л
© |
- X о *
if |
*a
1
о |
s
Л
1
X
о
X
X
X |
о
•a
=
r |
Короткие метчики с шейкой
Размеры |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Применя
емость |
1 |
£
tO
•
g |
g
и
й |
го
O'
го
го
•£» |
to
O'
to
to
to |
to
O'
to
о
о
to |
to
O'
to
о
2 |
to
O'
to
о
g |
to
O'
to
о
•
3
ОС |
to
O'
to
о
о |
g
g
•
to |
g
g
©
3C |
r-J
O'
M
0
1
g |
g
g
I
g
o> |
g
g
•
ОС |
g
g
f |
r>J
O'
и
0
1
s
to |
rj
O'
Г-)
=
• |
g
g
• |
о
to
-
T
3
to |
hj
z
© |
g
g
I
©
to |
к»
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K>
©
1
©
'-I
© |
to
о
to
©
•
g
ОС |
g
g
© |
r J
z
-
•
©
'O
ОС |
g
g
©
O' |
g
g
•
©
s |
g
g
t
©
2 |
g
g
I
©
СЛ
to |
g
g
1 |
g
g
•
g
to |
g
g
• |
- X
s *
= i
о к • |
la
Л
w
E
о |
|
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Применя
емость |
1 |
tO
©
ГО
9
ГО
•О* |
©
ю
0
1
го
-о |
ю
O'
to
о
Го
со |
to
O'
to
о
V
to |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
I |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
, |
ii
1 =
bS |
f
i
о |
3
о
a
2
s
=
2
to |
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Применя
емость |
1 |
го
©
го
о
•
го
© |
го
O'
го
0
1
to |
I-J
O'
и
о
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к>
■U |
и
O'
1ч<
0
1
к>
l>> |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
-C x <% r
11 |
la
о
37
z |
|
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Применя
емость |
V» |
1 |
■fc. |
I |
w |
- |
s s
ь i в
I
® r =
°ll
C- |
1 |
-u
СЛ |
1 |
•
V» |
1 |
to |
1 |
1 |
1 |
1 |
1 |
w |
с
■g |
S
} |
1 |
©
Vi
СЛ |
1 |
©
"© |
1 |
©
s |
1 |
©
g |
крупный |
1?
II
*T> |
1 |
|
о
g |
1 |
©
сл
о |
1 |
©
V»
%л |
1 |
©
V» |
1 |
мелкий |
|
|
нс
более
11
13
16 |
/1 метчиков |
0 |
одинарных .ця отверстий |
комплектных |
>С
2
5
§
*
и |
глухих |
чернового |
чистового |
1.5 |
— |
— |
— |
14- |
— |
1.0 |
— |
1.0 |
22‘ |
— |
— |
1.50 |
— |
14* |
1.00 |
— |
— |
— |
14* |
— |
0.7 |
— |
0.7 |
22* |
— |
— |
1.00 |
— |
И’ |
1.80 |
— |
— |
— |
14* |
— |
1.2 |
— |
1,2 |
22- |
— |
— |
1.80 |
— |
14* |
1.00 |
— |
— |
— |
14* |
— |
0.7 |
— |
0.7 |
22* |
— |
— |
1.00 |
— |
14* |
4.20 |
— |
— |
— |
6* |
— |
2.1 |
— |
— |
12* |
— |
— |
4.20 |
— |
6* |
— |
— |
— |
1.4 |
18* |
3.00 |
— |
— |
— |
6*30' |
— |
1.5 |
— |
— |
13* |
— |
— |
3.00 |
— |
6*30' |
— |
— |
— |
1.0 |
19* |
4.50 |
— |
— |
— |
6* |
— |
2.2 |
— |
— |
13* |
— |
— |
4.50 |
— |
6* |
— |
— |
— |
1.5 |
18* |
3.0 |
— |
— |
— |
6*30' |
— |
1.5 |
— |
— |
13* |
— |
— |
3.00 |
— |
6*30' |
— |
— |
— |
1.0 |
19' |
4.8 |
— |
— |
— |
6*30' |
— |
2.4 |
— |
— |
14* |
— |
— |
4.80 |
— |
6*30' |
— |
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Продолжение табл. 2 |
L
Ы6 |
/.
нс
более |
/| метчиков |
<? |
d\
h9* |
d2.
IK
менее |
h |
|
|
одинарных для отверстий |
комплектных |
Исполнение |
X
2
5
5
н
о |
1 |
чсрноыио |
чистового |
58 |
16 |
3.0 |
— |
— |
— |
6’30* |
5.00 |
3.55 |
9 |
13 |
4.5 |
— |
1.5 |
— |
— |
13* |
— |
— |
3.0 |
— |
б'ЗО' |
— |
— |
— |
1.0 |
19* |
62 |
17 |
3.0 |
— |
— |
— |
б'ЗО* |
5.60 |
4.00 |
5.0 |
— |
1.5 |
— |
— |
13* |
— |
— |
3.0 |
— |
6*30' |
— |
— |
— |
1.0 |
19* |
|
|
6.0 |
— |
— |
— |
6* |
|
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|
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|
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— |
3.0 |
— |
— |
12* |
|
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— |
— |
6.0 |
— |
6* |
|
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66 |
19 |
— |
— |
— |
2.0 |
18* |
|
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4.5 |
— |
— |
— |
6* |
6.30 |
4.50 |
II |
15 |
5.5 |
|
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— |
2.2 |
— |
— |
12*30' |
|
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4.5 |
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6* |
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1.5 |
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3.0 |
— |
— |
— |
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|
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1.5 |
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13* |
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— |
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3.0 |
— |
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1.0 |
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6.0 |
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3.0 |
— |
— |
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66 |
19 |
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6.0 |
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2.0 |
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4.5 |
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7 10 |
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15 |
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2.2 |
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4.5 |
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1.5 |
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3.0 |
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1.5 |
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72 |
22 |
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16 |
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