ЕСКД. Единая система конструкторской документации
Подождите немного. Документ загружается.
Ñ. 2 ÃÎÑÒ 2.31881
Òèï îòâåðñòèÿ
Ïðèìåð óïðîùåííîãî íàíåñåíèÿ
ðàçìåðîâ îòâåðñòèÿ
1.
2.
3.
150
ÃÎÑÒ 2.31881 Ñ. 3
Òèï îòâåðñòèÿ
Ïðèìåð óïðîùåííîãî íàíåñåíèÿ
ðàçìåðîâ îòâåðñòèÿ
4.
5.
6.
7.
8.
Ïðîäîëæåíèå
151
Ñ. 4 ÃÎÑÒ 2.31881
Òèï îòâåðñòèÿ
Ïðèìåð óïðîùåííîãî íàíåñåíèÿ
ðàçìåðîâ îòâåðñòèÿ
Ïðîäîëæåíèå
9.
Îáîçíà÷åíèÿ ýëåìåíòîâ îòâåðñòèé, èñïîëüçóåìûå â ñòðóêòóðå çàïèñåé äëÿ ðàçëè÷íûõ òèïîâ
îòâåðñòèé:
d
äèàìåòð îñíîâíîãî îòâåðñòèÿ;
d
äèàìåòð çåíêîâêè;
l
äëèíà öèëèíäðè÷åñêîé ÷àñòè îñíîâíîãî îòâåðñòèÿ;
l
äëèíà ðåçüáû â ãëóõîì îòâåðñòèè;
l
!
ãëóáèíà çåíêîâêè;
l
"
ãëóáèíà ôàñêè;
z îáîçíà÷åíèå ðåçüáû ïî ñòàíäàðòó;
ϕ öåíòðàëüíûé óãîë çåíêîâêè;
α óãîë ôàñêè.
(Èçìåíåííàÿ ðåäàêöèÿ, Èçì. ¹ 1).
ÈÍÔÎÐÌÀÖÈÎÍÍÛÅ ÄÀÍÍÛÅ
1. ÐÀÇÐÀÁÎÒÀÍ È ÂÍÅÑÅÍ Ãîñóäàðñòâåííûì êîìèòåòîì ÑÑÑÐ ïî ñòàíäàðòàì
2. ÓÒÂÅÐÆÄÅÍ È ÂÂÅÄÅÍ Â ÄÅÉÑÒÂÈÅ Ïîñòàíîâëåíèåì Ãîñóäàðñòâåííîãî êîìèòåòà ÑÑÑÐ ïî
ñòàíäàðòàì îò 30.10.81 ¹ 4771
3. Ñòàíäàðò ïîëíîñòüþ ñîîòâåòñòâóåò ÑÒ ÑÝÂ 197779
4. ÂÂÅÄÅÍ ÂÏÅÐÂÛÅ
5. ÈÇÄÀÍÈÅ (èþëü 2001 ã.) ñ Èçìåíåíèåì ¹ 1, óòâåðæäåííûì â ñåíòÿáðå 1987 ã. (ÈÓÑ 1287)
152
!"!#$% &
! &&
!
!"!#!$%&&&'()*
+(,-!#'.&/0()'
'( !$
* * % "
1 *23
"#$%&!! '%( )'% !*
+,-./01
*2 45
'2 45
&2
"
5
62 5
.2 4α5
72
+1 *2
* ' 8"
"
)( ! "*+&"!$
! &&
' * 9
,-!#' &/0(7)4
' ' 94"
3
1 '25
1 &25
"
1 62
' & 9 4 4
α
′41 .2
())(,)-./)
' 6 + 1 4 "2
,-!#' &/)(0:1 72
9""*3&
""1 02
' . ;
"4
"4"1 ):2
' 7 ;
"4"1 */2
' 0 ;"4
4
"4"
1 **2
!"
#$
%
)(,)-./)(,
,( !$! &&!0&!+!!#+
& * 9<=4
"4
1 *'2
& ' 9<"
4 "
"4""
1 *&2
& & 9<"4
44
8
" 4
41 *62
& 6 9 < "
4
4
>?
@ A 8"
44
1 *.2
!
(1)(,)-./)
"
)(,)-./)(2
!"#$ %
&
'()*+),
!!"
!
"#$%&'()*
%+,$&%-'$&.%/'!.*.!&01
2.&!
30)$
4.5%$.-%.2.56.&!%-%.!$$&%7.
(8-&%-#9:!)5'*%&%-#9$%.0.;'</.:%=#9$%.0>
.;&:'/!%2.<)*=	<6.:.;!.<?*
(# α'β'γ'δ0!)(.$&!%=#.
*)/-#(!.=.$/%(%@-&
#$%&
' (
% )* )! )*
%
+%"
!"#$%&
!
ABC
'()*+,-+, .-
,
DEAFGC H07$$&.2/%$&!)/&%!$/%;0%/)2.&6I%!2&#E
DEFGC H07$$&.2/%$&!)/&%!$/%;0%/)2.&64$J&*#B
DEEFGC H07$$&.2/%$&!)/&%!$/%;0%/)2.&6KG
DELFCA H07$$&.2/%$&!)/&%!$/%;0%/)2.&6 !@&#=.!&.5#. A
DEBFGC H07$$&.2/%$&!)/&%!$/%;0%/)2.&6M<%*!5.7F-0#'!<!.<#'
$.=.7 EE
DEGFGC H07$$&.2/%$&!)/&%!$/%;0%/)2.&6*%<=.7(!@=.$/.2&.!%-
:!-9.$.7=.!&.59 LC
DENFGC H07$$&.2/%$&!)/&%!$/%;0%/)2.&6O.$..!<2.!%-:!.0.?#9
%&/%.; BL
DECFNP H07$$&.2/%$&!)/&%!$/%;0%/)2.&6/<.=.!&.590%:)$/%-@%!2#
!$:%%5.7:%-.!9%$&.; NB
DEPFNE H07$$&.2/%$&!)/&%!$/%;0%/)2.&6*%<=.7J.!%9%-&%$&:%-.!9>
%$&.; PB
DEAFGC H07$$&.2/%$&!)/&%!$/%;0%/)2.&6O.$..=.!&.59%*%<=.;
:%/!#&;'&.!2=.$/%;0!)(9-0%-%*!*%&/ A
DEAAFGC H07$$&.2/%$&!)/&%!$/%;0%/)2.&6M<%*!5..!.<?*# AN
DEAFN H07$$&.2/%$&!)/&%!$/%;0%/)2.&6$%-#.<%*!5.7%*%<=.7
J-%-$-!#9$%.0.; AA
DEAEFC H07$$&.2/%$&!)/&%!$/%;0%/)2.&6$%-#.<%*!5.7%*%<=.7
.!<Q.2#9$%.0.; AA
DEALFGC H07$$&.2/%$&!)/&%!$/%;0%/)2.&6/<7=.!&.59%2!/!%-
/.;2.<0.; AN
DEABFGC H07$$&.2/%$&!)/&%!$/%;0%/)2.&6M<%*!5.7):!%+.#.)$%-#.
/!.:.5#90.&.; AE
DEAGFGC H07$$&.2/%$&!)/&%!$/%;0%/)2.&6R!-.$.7=.!&.59
0:$.;'&.9=.$/9&!.*%-;&*6 AEP
DEANFGP H07$$&.2/%$&!)/&%!$/%;0%/)2.&6S/$%%2.&!=.$/.:!%./6ALL
DEACFCA H07$$&.2/%$&!)/&%!$/%;0%/)2.&6R!-):!%+.%(%.$.7
!<2.!%-%&-.!$&; ALP
DEFC H07$$&.2/%$&!)/&%!$/%;0%/)2.&6R!-.$.7!<2.!%-'0%:)$/%-
:%$0%//%)$%- ABE
DEAFCL H07$$&.2/%$&!)/&%!$/%;0%/)2.&6*%<=.7*)/-.#. ABC