|
M
|
d3
|
d4+0.4
|
d5
|
a1
最大
|
b1
最小
|
t1
最小
|
d
L系列
|
d
S系列
|
W
|
螺纹拧紧力矩[Nm]
|
|
E型软密封
|
B型硬密封
|
|
L系列
|
S系列
|
L系列
|
S系列
|
|
M10*1
|
14
|
15
|
13.9
|
1.0
|
8
|
13.5
|
4.5
|
4
|
0.1
|
15
|
17
|
18
|
19
|
|
M12*1.5
|
17
|
18
|
16.9
|
1.5
|
12
|
18.5
|
6
|
4
|
0.1
|
22
|
28
|
26
|
33
|
|
M14*1.5
|
19
|
20
|
18.9
|
1.5
|
12
|
18.5
|
7
|
5
|
0.1
|
38
|
47
|
44
|
54
|
|
M16*1.5
|
21
|
23
|
21.9
|
1.5
|
12
|
18.5
|
9
|
7
|
0.1
|
53
|
66
|
61
|
77
|
|
M18*1.5
|
23
|
25
|
23.9
|
2.0
|
12
|
18.5
|
11
|
8
|
0.1
|
70
|
97
|
83
|
113
|
|
M20*1.5
|
25
|
27
|
25.9
|
2.0
|
14
|
20.5
|
12
|
10
|
0.1
|
87
|
107
|
103
|
124
|
|
M22*1.5
|
27
|
28
|
27.0
|
2.5
|
14
|
20.5
|
14
|
12
|
0.1
|
109
|
135
|
129
|
156
|
|
M26*1.5
|
31
|
33
|
31.9
|
2.5
|
16
|
22.5
|
18
|
-
|
0.2
|
155
|
-
|
180
|
-
|
|
M27*2
|
32
|
33
|
32.0
|
2.5
|
16
|
24.0
|
-
|
16
|
0.2
|
-
|
220
|
-
|
254
|
|
M33*2
|
39
|
41
|
39.9
|
2.5
|
18
|
26.0
|
23
|
20
|
0.2
|
260
|
340
|
300
|
390
|
|
M42*2
|
49
|
51
|
49.9
|
2.5
|
20
|
28.0
|
30
|
25
|
0.2
|
370
|
519
|
440
|
600
|
|
M48*2
|
55
|
56
|
54.9
|
2.5
|
22
|
30.0
|
36
|
32
|
0.2
|
496
|
664
|
591
|
768
|
|
M60*2
|
-
|
71
|
69.9
|
2.5
|
25
|
34.0
|
46
|
40
|
0.2
|
680
|
960
|
-
|
-
|
55°非密封圆柱管螺纹ISO228-1/英制G螺纹，公差A级（Rp可密封圆柱内螺纹请垂询）
|
G
|
d3
|
d4+0.4
|
d5
|
a1
最大
|
b1
最小
|
t1
最小
|
d
L系列
|
d
S系列
|
W
|
螺纹拧紧力矩[Nm]
|
|
E型软密封
|
B型硬密封
|
|
L系列
|
S系列
|
L系列
|
S系列
|
|
G1/8″
|
14
|
15
|
13.9
|
1.0
|
8
|
13.0
|
4.5
|
4
|
0.1
|
14
|
15
|
17
|
18
|
|
G1/4″
|
18
|
20
|
18.9
|
1.5
|
12
|
18.5
|
7
|
5
|
0.1
|
28
|
36
|
36
|
46
|
|
G3/8″
|
22
|
23
|
21.9
|
2.0
|
12
|
18.5
|
9
|
8
|
0.1
|
64
|
71
|
74
|
82
|
|
G1/2″
|
26
|
28
|
26.9
|
2.5
|
14
|
22.0
|
14
|
12
|
0.1
|
83
|
110
|
98
|
130
|
|
G3/4″
|
32
|
33
|
31.9
|
2.5
|
16
|
24.0
|
18
|
16
|
0.2
|
155
|
200
|
180
|
240
|
|
G1″
|
39
|
41
|
39.9
|
2.5
|
18
|
27.0
|
23
|
20
|
0.2
|
250
|
330
|
290
|
380
|
|
G11/4″
|
49
|
51
|
49.9
|
2.5
|
20
|
29.0
|
30
|
25
|
0.2
|
350
|
495
|
420
|
570
|
|
G11/2″
|
55
|
56
|
54.9
|
2.5
|
22
|
31.0
|
36
|
32
|
0.2
|
455
|
630
|
556
|
750
|
|
G2″
|
-
|
71
|
69.9
|
2.5
|
25
|
34.0
|
46
|
40
|
0.2
|
640
|
940
|
-
|
-
|
阀门零件螺纹退刀槽和倒角(GB/T3-1997)
|
螺距
P
|
螺纹公称直径
d、D
|
倒角深度
b
|
g2
|
g1
|
dg
|
r≈
|
G1
|
G2
|
Dg
|
倒角直径
A
|
|
长的
|
短的
|
|
1.0
|
4～12
|
1
|
≤2.4
|
≥1.1
|
d-1.6
|
0.4
|
4
|
2.0
|
≥2.0
|
D+0.5
|
D～1.05D
|
|
1.5
|
10～30
|
1.3～1.5
|
≤3.5
|
≥1.6
|
d-2.3
|
0.8
|
6
|
3.0
|
≥3.0
|
|
2.0
|
24～72
|
1.7～2
|
≤4.5
|
≥2.2
|
d-3.0
|
0.8
|
8
|
4.0
|
≥4.0
|
|
3.0
|
52～100
|
2.2～3
|
≤7.0
|
≥3.3
|
d-4.4
|
1.6
|
12
|
6.0
|
≥4.5
|
|
1.337
|
G1/4～G3/8
|
1～1.3
|
≤3.1
|
≥1.5
|
d-2.0
|
0.4
|
4
|
2.8
|
≥3.0
|
|
1.814
|
G1/2～G3/4
|
1.3～1.5
|
≤4.1
|
≥2.0
|
d-2.7
|
0.8
|
5
|
3.6
|
≥3.5
|
|
2.309
|
G1～G2
|
2～2.3
|
≤5.2
|
≥2.5
|
d-3.4
|
1.0
|
6
|
4.5
|
≥4.0
|
