-
外径
Outside
Diameter
公称通径
Nominal Pipe
Size
公称壁厚
T
Norminal Wall Thickness
NPS
BN
|
^
STD
SCH80s
]
|
D
SCH5s
SCH10s
SCH10
SCH20
SHC30
》
SCH40s
SCH40
SCH60
XS
SCH80
SCH100
SCH120
SCH104
SCH160
XXS
1/8
1/4
3/8
6
8
10
---
---
---
---
---
---
---
---
---
---
---
---
！
---
---
---
；
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
1/2
3/4
1
《
：
---
---
---
---
》
---
---
---
---
】
---
---
---
---
(
-
---
---
---
---
---
---
---
---
>
$$
15
20
25
32
---
---
---
---
---
---
---
---
40
1
1/4
1
1/2
2
2
1/2
3
3
1/2
65
80
90
[
---
---
---
---
---
---
---
---
---
---
---
---
---
---
50
】
---
---
---
---
---
---
）
：
---
---
---
￥
---
---
---
}
---
---
---
---
；
---
---
---
---
---
---
---
---
---
---
4
5
6
---
---
---
---
---
---
---
---
---
---
---
---
100
125
150
---
---
---
8
10
12
200
250
300
}
---
---
---
%
~
》
：
350
400
450
/
---
---
---
---
---
---
&
---
---
---
14
16
18
20
22
24
500
---
600
:
？
【
---
---
---
---
---
---
---
!
,
---
---
---
508
559
610
26
28
30
---
700
---
660
711
762
<
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
)
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
/
800
---
900
---
1000
813
864
914
》
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
!
---
---
！
---
---
---
---
---
[
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
%
---
---
---
---
---
---
---
---
}
32
34
36
38
40
---
---
---
---
---
---
---
---
---
---
---
---
965
---
---
42
---
1016
1067
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
44
46
48
1100
---
1200
1118
1168
1219
—
?
---
---
---
---
---
---
---
---
---
C·SH5s、
10s
、
< br>40s
、
80s
用于不锈钢管件
。·SCH5s、
10s
、
40s
、
80s applies for stainless
steel.
JIS B2311
、
B2312
、
B2313
-
外径
Outside
公称壁厚
T
Norminal Wall Thickness
公称通径
Size
DN
/
Nominal Pipe
Diameter
NPS
1/2
3/4
1
》
SGP
'
D
SCH5s
SH10s
SCH10
SCH20
…
SCH30
---
---
---
SCH40s
STD
SCH40
SCH60
！
SCH120
XXS
SCH140
SCH160
---
---
---
---
---
---
---
---
---
^
SCH100
~
---
---
---
15
20
SCH80s
---
---
25
---
32
40
50
（
,
---
---
---
---
---
---
---
---
---
`
---
---
---
1
1/4
1
1/2
2
---
---
---
---
---
---
---
---
---
65
80
90
}
|
---
---
---
---
---
---
!
---
---
---
?
---
---
---
---
---
2
1/2
3
3
1/2
---
---
---
---
---
---
---
---
---
100
125
150
200
250
300
4
5
6
8
10
12
》
>
---
---
---
---
---
---
…
---
---
---
'
---
---
---
[
$$
---
---
---
：
~
---
---
---
---
---
---
350
400
450
14
16
18
·
》
；
…
---
---
---
【
，
）
---
---
---
---
---
---
---
---
500
550
600
、
20
22
24
…
---
,
---
---
---
$$
---
---
---
---
---
---
---
---
---
---
---
26
28
30
---
---
---
---
---
---
￥
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
650
700
750
800
850
900
---
---
---
---
---
---
---
---
^
---
---
---
---
）
:
---
32
34
36
承插焊管件（一）
Socket Welding
Fittings
GB/T
14383
、
SH
3410
、
HG/T
21634
、
ASME
、
JIS B2316
公称通径
Nominal Pipe
Size
承插孔深度
Wall Thickness
[
壁厚
中心至承插孔底
Center to
Bottom of Socket
…
Depth of
Socket
C min
A
90°弯头、三通、四通
90°El
bow、
Tee
、
Cross
45°弯头
45°Elbow
J min
SCH80
3000
SCH160
6000
XXS
9000
;
SCH160
6000
XXS
9000
SCH80
3000
SCH160
6000
#
NPS
SCH80
3000
XXS
9000
DN
6
8
10
10
10
10
]
|
1/8
1/4
3/8
11
11
14
11
14
16
---
---
---
8
8
8
8
8
11
）
@
---
---
---
---
---
---
16
19
21
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
21
25
29
32
40
50
1
1/4
1
1/2
2
13
13
16
27
32
38
32
38
41
35
38
54
22
25
28
18
21
25
65
80
100
2
1/2
3
4
|
---
---
---
---
41
57
67
57
64
---
-
29
32
41
32
35
---
---
---
---
16
16
19
---
---
---
< br>·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。
·The
above list shows sizes of the same parts of SW
sizes of different codes p
ipes,socket
diameter d1 and bore diameter d2 refer
to the list of the pipe outside
diameter,socket diameter and bore diameter of SW
fittings.
·As to the reducing
fittings,size of the bore diameter d2 applies to
the relevant size d2 of the reducing
norminal
pipe size,size
of
center to the bottom of socket A issame to the
straight fittings,
、
承插焊和螺纹活接头
Unions of Socket-
Welding&Threaded
HG/T
21634
、
MSS SP-83
公称通径
Nominal Pipe
Size
D min
>
球面凸缘
厚度
Male
定位口高
度
Bearin
公称装配长度
Length
Assem
Nominat
结构尺寸
Laying
Length
@
外径
End DIA
壁厚
Wall
Thickness
螺母厚
度
；
螺帽每英寸
的螺纹扣数
inch
流通孔径
Bore
Nut
Threads Per
Flange
C
min
G
min
H
|
E
h
min
L
d2
NPS
承插
焊
t
螺纹
承插焊
Socket
螺纹
Thread
承插焊
螺纹
F min
DN
Socket
Thread
Socke
Thread
6
8
10
]
>
16
16
14
41
41
46
21
21
24
<
1/8
1/4
3/8
15
20
25
1/2
3/4
1
|
￥
14
11
11
>
…
24
29
30
49
57
62
71
77
86
32
40
50
;
1
1/4
1
1/2
2
：
10
10
10
37
38
39
；
2
1/2
3
8
8
102
109
65
80
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。
·Unions only applie to the class 3000
and below it; the relations of pressure grade and
schedule refer to hereafter.
·Dimensions of pipe,socket diameter
d1,bore diameter d2 and the length ofthe depth of
socket J are same to requirement
s of
ASME .
承插焊管件的接管外径、承插孔径及流通孔径尺寸表
List of The Pipe Outside
Diameter,Socket Diameter and Bore Diameter fo SW
Fittings
GB/T 14383(A)
】
GB/T 14383
(B)
、
HG/T
JIS B2316
HG/T
21634(NPS)
、
ASME
公称通径
Nominal Pipe
Size
）
SH
3410
21634(metric)
接管
流通孔径
Bore
DIA
接管
外径
Pinpe
DIA
承插
孔径
Socke
t
DIA
流通孔径
Bore
DIA
…
承插孔
径
DIA
流通孔径
Bore
DIA
接管
外径
Pinpe
DIA
承插
孔径
Socke
t
DIA
$$
-
承插
流通孔径
Bore
DIA
Socket
DIA
外径
孔径
Pinpe
Socke
DIA
t
DIA
接管外径
DIA
接管外
承插孔径
径
Pinpe
DIA
流通孔径
Bore
DIA
Pinpe
Socket
DN
NPS
，
D
d1
d2
、
…
D1
d2
D
d1
SCH80
$$
d1
d2
d1
d2
d2
D
D
D
SCH80
SCH160
SCH80
SCH160
SCH80
SCH160
3000
6000
9000
XXS
SCH160
3000
6000
1/8
1/4
---
---
---
---
---
---
---
---
---
-
---
---
---
---
10
]
---
---
---
---
---
---
---
---
---
>
---
---
---
|
---
---
---
6
8
10
---
---
17
---
---
---
---
---
---
---
---
---
3/8
---
---
---
15
1/2
|
22
12
7
18
$$
】
20
25
3/4
1
27
34
！
16
21
11
16
25
32
15
19
25
？
1
1/4
1
1/2
2
》
42
48
60
32
38
49
29
34
43
22
28
38
|
>
…
32
40
50
38
45
57
65
80
100
2
1/2
3
4
---
~
…
承插焊管件尺寸的极限偏差
Tolerances for Socket-Welding Fittngs
All
<
。
异径插入
件
Reducer
异径插入
件
Reducer
All
45°、90°弯头、三
通、四通、45°斜三
通
Tees
、
Crosses
、
Laterals
双承口管箍
单承口箍、半
管接头、异径
插入件
Half-Couplin
gs
Boss
Reducer
Inserts
活接头（含螺纹）
Unions(compriise
threaded
unions)
所有管件
所有管件
Fittings
Fittings
45°、90°E
lbows、
Couplings
Inserts
Inserts
公称通径
Nominal Pipe
Size
承插孔径
Socket
DIA
》
—
中心至承插孔底
Socket
结构长度
Length
结构长度
Laying
Length
主体外径
公称装配长度
Length Assem
Nominal
插入端长
度
Shank
Shank DIA
Length
流通孔径
Center
to
Bottom
of
Laying
Bore DIA
DN
NPS
d1
d2
！
E
&
F
SD
SL
:
A
、
H
L
±
6-8
、
1/8-1/4
+
3/8-3/4
0
±
±
---
---
0
±
±
±
±
±
±
10-20
±
25-50
1-2
+
0
±
！
±
±
±
0
0
~
±
±
65-100
21/2-4
±
±
'
±
±
±
·不同标准规定的极限偏差可能会略有差异，使用时请查阅原
标准。
·There may be
differences between the tolerances of the
different codes,and when using please refer to the
original codes.
SCH160
和双加厚管的公称壁厚
ASME
Nominal Waill Thckness of
Schedule 160 and Double Extra Strong Pipe In ASME
公称通径
Nominal Pipe Size
DN
}
公称壁厚
Norminal
Wall Thickness
SCH160
》
XXS
NPS
1/8
6
8
.
1/4
3/8
10
·由于
ASME
未包括
DN6
、
8
和
10
的
SCH160
和<
/p>
XXS
的壁厚，表列数值可作为确定额定值时管子的公称壁厚。<
/p>
·Since
ASME does
not
inclu
de
Schedule
160
nor
include
double
Extra
Strong
thickness
for
DN6,8,and
10,the
values
in
table
may
beused
as the
nominal wall thincknesses of the pipe for rating
purposes.
管件级代号与管子壁厚代号的关系
Relevance of Fittings Class with
Schedule Nunber or Wall Designation of pipe for
Calculation of Ratings
用作额定计算依据的管子
—
管件连生产建设形式
Type of
Fitting
Pipe Used for Ratin
Basis
管子表号
Schedule
NO.
[
管件级别代号
class designation fo Fitting
管壁代号
Wall
Designation
2000
3000
螺纹
Threaded
|
80
160
XS
---
螺纹
Threaded
6000
3000
}
螺纹
Threaded
承插焊
Socket-
Welding
承插焊
Socket-
Welding
、
】
XXS
XS
---
---
80
160
6000
9000
---
XXS
承插焊
Socket-
Welding
·本表并未限制使用较薄或较厚壁厚的管子和
管件。实际采用的管子公称壁厚可小于或大于本表所示的管子公称壁厚。采用较薄管子时。其强度
可支配额定值；采用较厚管子时（例如对机械强度而言），管件的强度支配额定值。
·This
table
i
s
nkt
intended
to
restrict
the
use
of
pipes
and
fittings
of
thinner
or
thicker actually
used
may
be
thinner
or
thicker
in
nominal
wall
than
that
shown
in
Table.
When
thinner
pipe
is
used,its
strength
may
govern
the
thincker
pipe
is
used,formechanical
strength),the strength of the fitting
governs the rating.
螺纹管件
Threaded Fittings
GB/T
1426
、
ASME
90°弯头、三通、四通
90°Elbows、
Tees
、
Crosses
45°弯头
45
°Elbows
所有管件
All Fittings
?
中心至端面
Center to
End
—
端部外径
Outside Diameter of
Band
最小壁厚
螺纹长度
Minimum
Wall
Thickness
Length of Thread Min
公称通径
Nominal Pipe
Size
中心至端面
Center to End
-
G
…
D
C
*
A
、
DN
2000
^
3000
XXS
SCH80
2000
SCH160
3000
XXS
6000
SCH80
SCH160
SCH80
SCH160
NPS
6000
2000
3000
17
XXS
6000
?
XXS
SCH80
6000
2000
B
L2
SCH160
3000
【
6
8
10
1/8
1/4
3/8
21
25
28
25
28
33
17
19
22
22
22
25
22
25
33
25
33
38
21
21
25
19
22
25
17
19
15
20
25
1/2
3/4
1
|
33
38
44
38
44
51
22
25
28
25
28
33
￥
33
38
46
38
46
56
46
56
62
`
28
33
38
28
33
35
32
40
50
11/4
11/2
2
（
51
60
64
64
83
60
33
35
43
35
43
44
/
56
62
75
62
75
84
75
84
102
(
44
51
60
43
44
52
65
80
100
21/2
3
4
.
83
95
114
95
106
114
52
64
79
52
64
79
64
79
79
。
102
121
152
121
146
152
@
76
86
106
92
109
146
螺纹管件
Threaded
Fittings
GB/T
1426
、
ASME
管箍、半管接头
Couplings
、
Boss
#
管帽
Caps
·
所有管件
All Fittings
底部壁厚
外径
Outside
Diameter
螺纹长度
C min
D
*
端面至端面
End to End
公称通径
Nominal Pipe
Size
端面至端面
End to End
）
End
Wall Thickness
E
DN
NPS
$$
Length of Thread Min
F
SCH160
SCH160
XXS
B
L2
SCH160
、
XXS
3000
、
6000
3000
XXS
6000
SCH160
3000
XXS
6000
3000
6000
》
1/8
1/4
3/8
32
35
38
19
25
25
---
27
27
，
16
19
22
22
25
32
6
8
10
【
---
…
1/2
3/4
1
48
51
60
32
37
41
33
38
43
28
35
44
38
44
57
15
20
25
[
<
1
1/4
1
1/2
2
67
79
86
44
44
48
46
48
51
57
64
76
64
76
92
32
40
50
#
~
2
1/2
3
4
92
108
121
60
65
68
64
68
75
92
108
140
108
127
159
65
80
100
￥
螺纹管件
Threaded
Fittings
GB/T
1426
、
ASME
方头管塞
Square Head Plugs
公称通径
Nominal Pipe Size
长度
Length
方头高度
Height of
Square
对边宽度
Width
Flats
，
六角头管塞和内外螺纹接头
Hex
Plugs and Bushings
圆头管塞
Round Head
Plugs
{
长度
Length
对边宽度
Width Flats
(Nominal)
六角头高度
Hex
Heigh
头部直径
Nominal
Diameter of
Head
DN
NPS
{
B min
)
C
min
D
L min
$$
K min
%
H
min
L2 min
10
11
13
S
11
16
18
6
8
10
1/8
1/4
3/8
7
10
11
{
10
14
18
35
41
41
6
6
8
[
6
6
8
10
11
13
---
3
4
5
6
6
15
20
25
1/2
3/4
1
14
16
19
21
27
33
44
44
51
22
27
36
14
16
21
8
10
10
32
40
50
1
1/4
1
1/2
2
21
21
22
14
16
18
24
28
32
。
51
51
64
46
50
65
75
90
10
10
7
8
9
@
43
48
60
14
16
18
65
80
2
1/2
3
27
28
19
21
73
89
70
70
19
21
100
4
32
25
…
144
76
115
13
25
36
41
65
，
螺比试管件中的螺纹型式为
GB/T
12716(ANSI/ASME
中的
60°圆锥管螺纹
NPT
；如采用其它型式的螺纹请在订货时注明。
< br>
The
standards
and
codes
of
the
threaded
fittings
is
conical
threaded
NPT
angle
60°of
GB/T
12716(ANSI/ASME if
requiring
other
types
of thread,please
indicate them in the purchased order.
[
螺比试管件的尺寸极限偏差
Tolerances for
Threaded Fittings
90°、45°弯头、三通、四通
公称通径
Nominal Pipe
Size
|
双接口管箍、管帽
Couplings
、
Caps
单接口管箍、半管接头
Half-
Couplings
、
Boss
90°&45°Elbows & Tees &
Crosses
端面至端面
End to
End
端面至端面
End to
End
中心至端面
Center to End
DN
NPS
·
E
、
F
/
E/2
A
±
6-8
1/8-1/4
±
±
)
10-20
3/8-3/4
±
±
、
±
±
25-50
65-100
1-2
2
1/2
-4
±
±
±
@
六角头双丝头
Hexagonal
Nipples
公称通径
Nominal Pipe Size
DN
NPS
C
E1
·
…
尺寸
Size
W
D
E2
{
sch160
sch80
6
1/8
-
6
[
---
26
5
【
4
10
15
15
8
8×6
6
6
---
10
36
31
6
4
1/4
1/4×1/8
7
5
10
10×8
3/8
3/8×1/4
8
8
16
16
,
40
39
10
7
8
6
---
15
15
15×10
15×8
20
20×15
20×10
￥
8
8
8
10
10
10
20
20
20
21
21
21
---
16
15
、
48
44
43
52
51
47
?
10
8
6
14
10
8
1/2
1/2×3/8
1/2×1/4
3-4
3/4×1/2
3/4×3/8
13
10
7
18
13
10
---
20
16
25
25×20
25×15
;
10
10
10
25
25
25
---
21
20
60
56
55
23
18
13
~
1
1×3/4
1×1/2
19
14
10
32
32×25
32×20
32×15
1
1/4
1
1/4
×1
1
1/4
×3/4
1
1/4
×1/2
12
12
12
12
》
25
25
25
25
62
62
58
57
31
23
18
13
28
19
14
10
---
25
21
20`
40
40×32
40×25
40×20
40×15
，
26
26
26
26
26
---
25
25
21
20
68
67
67
&
16
16
16
32
28
19
14
10
11/2
1
1/2
×11/4
1
1/2
×1
1
1/2
×3/4
1
1/2
×
1/2
36
31
23
18
13
16
16
50
50×40
50×32
50×25
50×20
50×15
2
2×1
1/2
2×1
1/4
2×1
2×3/4
2×1/2
￥
63
62
—
18
18
18
18
18
18
---
26
25
25
21
20
72
71
70
70
66
65
[
47
36
31
23
18
13
40
32
28
19
14
10
27
27
27
27
27
27
20
20
20
20
20
20
65
65×50
65×40
65×32
65×25
65×20
2
1/2
×
11/4
2
1/2
×1
2
1/2
×3/4
2
1/2
×
11/2
2
1/2
×2
2
1/2
38
38
38
38
38
38
---
27
26
25
25
21
96
85
84
83
83
79
57
47
36
31
23
18
51
40
32
28
19
14
3
3×2
1/2
3×2
3×1
1/2
3×1
1/4
3×1
·螺纹型式为
GB/T 12716(ANSI/ASME <
/p>
中的
60°圆锥管螺纹
NPT;
如采用其它型式的螺纹请在订货时注明
.
·The standards and codes of the
fittings is conical threaded NPT angle 60°of GB/T
12716(ANSI/ASME if requiring other types of
thread,please indicate them in the
purchased order.
-
80
80×65
80×50
80×40
80×32
80×25
40
40
40
40
40
40
---
38
27
26
25
25
100
98
87
86
85
85
70
57
47
36
31
23
）
20
20
20
20
20
20
63
51
40
32
28
19
六角头双丝头
Hexagonal
Nipples
'
公称通径
Nominal Pipe
Size
DN
NPS
C
！
尺寸
Size
E2
W
D
E1
sch80
sch160
]
6
1/8
，
10
---
26
~
5
6
6
6
4
6
4
8
8×6
1/4
1/4×1/8
15
15
---
10
7
5
36
31
10
10×8
3/8
3/8×1/4
…
16
16
---
15
40
39
10
7
…
8
8
8
6
15
15×10
15×8
1/2
1/2×3/8
1/2×1/4
8
8
8
(
20
20
20
---
16
15
【
13
10
7
10
8
6
48
44
43
52
51
47
20
20×15
20×10
3-4
3/4×1/2
3/4×3/8
21
21
21
---
20
16
18
13
10
14
10
8
10
10
10