工业管道sch壁厚等级对照表.docx
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工业管道sch壁厚等级对照表
C·SH5s、10s、40s、80s用于不锈钢管件。
·SCH5s、10s、40s、80sappliesforstainlesssteel.
公称通径
NominalPipeSize
外径
OutsideDiameter
公称壁厚T
NorminalWallThickness
NPS
:
DN
D
SCH5s
SCH10s
SCH10
$
SCH20
SHC30
SCH40s
STD
SCH40
`
SCH60
SCH80s
XS
SCH80
SCH100
@
SCH120
SCH104
SCH160
XXS
1/8
1/4
3/8
`
6
8
10
---
---
---
---
---
---
~
---
---
---
---
---
---
…
---
---
---
---
---
---
~
---
---
---
---
---
---
---
---
---
---
---
---
1/2
3/4
1
|
15
20
25
---
---
---
（
---
---
---
---
---
---
!
---
---
---
---
---
---
;
---
---
---
---
---
---
11/4
11/2
2
:
32
40
50
---
---
---
）
---
---
---
---
---
---
&
---
---
---
---
---
---
，
---
---
---
---
---
---
21/2
3
31/2
65
80
90
---
---
---
|
---
---
---
---
---
---
^
---
---
---
---
---
---
—
---
---
---
---
---
---
---
---
4
5
6
、
100
125
150
---
---
---
，
---
---
---
---
---
---
（
---
---
---
---
---
---
）
---
---
---
8
10
12
【
200
250
300
---
---
---
、
；
《
14
16
18
`
350
400
450
~
---
---
---
}
---
---
---
'
---
---
---
20
22
24
-
500
---
600
508
559
610
\
---
---
---
---
；
---
---
---
<
---
---
---
26
28
30
'
---
700
---
660
711
762
---
---
---
---
#
---
---
---
---
---
---
---
{
---
---
---
---
---
---
---
---
---
---
---
---
{
---
---
---
---
---
---
---
---
---
---
---
---
32
34
36
（
800
---
900
813
864
914
---
---
---
---
---
---
!
---
---
---
:
---
---
---
---
---
---
---
---
---
---
---
---
%
---
---
---
---
---
---
---
---
---
---
---
---
38
40
42
&
---
1000
---
965
1016
1067
---
---
---
---
---
---
---
---
---
—
---
---
---
---
---
---
---
---
---
---
---
---
；
---
---
---
---
---
---
---
---
---
---
---
---
*
---
---
---
---
---
---
---
---
---
---
---
---
44
46
48
…
1100
---
1200
1118
1168
1219
￥
）
---
---
---
---
---
---
---
---
---
JISB2311、B2312、B2313
公称通径
NominalPipeSize
~
外径
OutsideDiameter
公称壁厚T
NorminalWallThickness
DN
NPS
D
$
SGP
SCH5s
SH10s
SCH10
SCH20
（
SCH30
SCH40s
STD
SCH40
SCH60
%
SCH120
SCH140
SCH160
！
XXS
15
20
25
1/2
3/4
1
|
---
---
---
---
---
---
---
---
---
?
SCH80s
SCH100
—
---
---
---
---
---
---
---
---
---
~
32
40
50
11/4
11/2
2
{
---
---
---
---
---
---
---
---
---
---
---
---
《
---
---
---
:
---
---
---
---
---
---
65
80
90
、
21/2
3
31/2
、
---
---
---
---
---
---
---
---
---
<
---
---
---
—
---
---
---
---
---
---
---
---
---
---
---
（
100
125
150
4
5
6
.
---
---
---
---
---
---
---
---
---
"
---
---
---
<
---
---
---
---
---
---
;
200
250
300
8
10
12
}
---
---
---
;
、
。
350
400
450
14
16
18
￥
（
}
---
---
---
—
---
---
---
500
550
600
;
20
22
24
---
---
&
：
---
---
---
---
？
---
---
---
~
650
700
750
26
28
30
---
---
---
---
---
`
---
---
---
---
---
}
---
---
---
---
---
---
---
---
---
%
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
;
---
---
---
800
850
900
32
34
36
---
---
---
、
---
---
---
---
---
---
:
---
---
---
---
---
---
---
---
---
*
---
---
---
---
---
"
承插焊管件
（一）SocketWeldingFittings
GB/T14383、SH3410、HG/T21634、ASME、JISB2316
公称通径
NominalPipeSize
承插孔深度
DepthofSocket
￥
壁厚
WallThickness
中心至承插孔底
CentertoBottomofSocket
A
Cmin
90°弯头、三通、四通
90°Elbow、Tee、Cross
45°弯头
45°Elbow
DN
*
NPS
Jmin
SCH80
3000
SCH160
6000
XXS
9000
!
SCH80
3000
SCH160
6000
XXS
9000
SCH80
3000
SCH160
6000
$
XXS
9000
6
8
10
1/8
1/4
3/8
10
10
10
%
---
---
---
11
11
14
11
14
16
---
---
---
~
8
8
8
8
8
11
---
---
---
15
20
25
1/2
3/4
1
（
10
13
13
16
19
22
？
19
22
27
25
28
32
11
13
14
13
14
18
16
19
21
【
32
40
50
11/4
11/2
2
13
13
16
'
27
32
38
32
38
41
35
38
54
18
21
25
{
21
25
29
22
25
28
65
80
100
21/2
3
4
16
16
19
'
---
---
---
---
41
57
67
57
64
---
!
---
---
---
29
32
41
32
35
---
---
---
---
·本表列出的为承插焊管件各相同部分尺寸，不同标准规定的接管尺寸及承插孔径d1、流通孔径d2尺寸见承插焊管件的接管外径、承插孔径及流通孔尺寸表。
·当产品为异径时，流通孔d2的尺寸用异径公称通径相对的d2尺寸、中心至承插孔底的尺寸A与同径管件相同。
·TheabovelistshowssizesofthesamepartsofSWsizesofdifferentcodespipes,socketdiameterd1andborediameterd2refertothelistofthepipeoutsidediameter,socketdiameterandborediameterofSWfittings.
·Astothereducingfittings,sizeoftheborediameterd2appliestotherelevantsized2ofthereducingnorminalpipesize,sizeofcentertothebottomofsocketAissametothestraightfittings,
*
承插焊和螺纹活接头UnionsofSocket-Welding&Threaded
HG/T21634、MSSSP-83
公称通径
NominalPipeSize
外径
EndDIA
壁厚
WallThickness
螺母厚度
Nut
|
螺帽每英寸的螺纹扣数
ThreadsPerinch
球面凸缘厚度
Male
Flange
定位口高度
Bearin
公称装配长度
LengthAssemNominat
结构尺寸
LayingLength
流通孔径
Bore
Dmin
Cmin
—
Gmin
H
Fmin
hmin
L
、
E
d2
DN
NPS
承插焊
Socket
.
螺纹
Thread
承插焊
Socket
螺纹
Thread
、
承插焊
Socket
螺纹
Thread
6
8
10
1/8
1/4
3/8
：
16
16
14
$
41
41
46
21
21
24
》
15
20
25
1/2
3/4
1
（
14
11
11
《
49
57
62
24
29
30
32
40
50
11/4
11/2
2
]
10
10
10
71
77
86
37
38
39
；
65
80
21/2
3
?
8
8
;
102
109
56
59
·活接头适用于3000及3000以下级别；管件级别代号与管子壁厚等级的关系见后。
·接管尺寸承插孔径d1、流通孔径d1、流通孔径d2和承插孔深度J与ASME规定相同。
·Unionsonlyapplietotheclass3000andbelowit;therelationsofpressuregradeandschedulerefertohereafter.
·Dimensionsofpipe,socketdiameterd1,borediameterd2andthelengthofthedepthofsocketJaresametorequirementsofASME.
；
承插焊管件的接管外径、承插孔径及流通孔径尺寸表
ListofThePipeOutsideDiameter,SocketDiameterandBoreDiameterfoSWFittings
公称通径
NominalPipeSize
GB/T14383（A）
SH3410
GB/T14383（B）、HG/T21634（metric）
&
JISB2316
HG/T21634（NPS）、ASME
接管外径
PinpeDIA
承插孔径
Socket
DIA
}
流通孔径
BoreDIA
接管外径
PinpeDIA
承插孔径
Socket
DIA
流通孔径
BoreDIA
接管外径
PinpeDIA
:
承插孔径
Socket
DIA
流通孔径
BoreDIA
接管外径
PinpeDIA
承插孔径
Socket
DIA
流通孔径
BoreDIA
<
接管外径
PinpeDIA
承插孔径
Socket
DIA
流通孔径
BoreDIA
DN
NPS
#
D
d1
d2
D
d1
—
d2
D
D1
d2
D
]
d1
d2
D
d1
d2
SCH80
SCH160
）
SCH80
SCH160
XXS
SCH80
3000
，
SCH160
6000
SCH80
SCH160
|
3000
6000
9000
6
8
10
1/8
1/4
3/8
：
---
---
---
---
---
---
---
---
---
---
---
---
---
---
17
-
---
---
---
---
10
---
---
---
---
---
---
---
---
---
/
---
---
---
---
---
---
---
---
---
---
---
---
$
---
---
---
15
20
25
1/2
3/4
1
》
22
27
34
]
15
19
25
12
16
21
7
11
16
18
25
32
：
：
》
32
40
50
11/4
11/2
2
（
42
48
60
~
32
38
49
29
34
43
22
28
38
38
45
57
）
，
&
65
80
100
21/2
3
4
---
，
…
…
承插焊管件尺寸的极限偏差TolerancesforSocket-WeldingFittngs
公称通径
NominalPipeSize
所有管件
AllFittings
所有管件
AllFittings
45°、90°弯头、三通、四通、45°斜三通
45°、90°Elbows、Tees、Crosses、Laterals
^
双承口管箍
Couplings
单承口箍、半管接头、异径插入件
Half-Couplings
Boss
ReducerInserts
异径插入件
ReducerInserts
异径插入件
ReducerInserts
活接头（含螺纹）
Unions（compriisethreadedunions）
承插孔径
SocketDIA
流通孔径
BoreDIA
中心至承插孔底
CentertoBottomofSocket
结构长度
LayingLength
*
结构长度
LayingLength
主体外径
ShankDIA
插入端长度
ShankLength
公称装配长度
LengthAssemNominal
DN
\
NPS
d1
d2
A、H
E
?
F
SD
SL
L
6-8
·
1/8-1/4
+
0
±
±
±
`
±
---
---
±
10-20
）
3/8-3/4
±
±
±
【
±
0
±
25-50
1-2
±
±
±
±
$
0
±
65-100
21/2-4
+
0
[
±
±
±
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