| 球阀接口形式 | 常用碳钢三通球阀型号
（密封为POM FPM） | 常用不锈钢三通球阀型号
（密封为PEEK FPM） | 通径 | 实际内径LW | D | RA | L | L10 | i |
| 英制直管螺纹BSPP | BK3 G1/8 04 1125
BK3 G1/4 06 1125
BK3 G3/8 08 1125
BK3 G3/8 10 1125
BK3 G1/2 13 1125
BK3 G1/2 16 1125
SK3 G3/4 20 2125
SK3 G1 25 2125
SK3 G11/4 25 2125
SK3 G11/4 32 3125
SK3 G11/2 40 3125
SK3 G2 50 3125 | BK3 G1/8 04 4465
BK3 G1/4 06 4465
BK3 G3/8 08 4465
BK3 G3/8 10 4465
BK3 G1/2 13 4465
-
SK3 G3/4 20 4465
SK3 G1 25 4465
SK3 G11/4 25 2125
SK3 G11/4 32 4465
SK3 G11/2 40 4465
SK3 G2 50 4465 | 4
6
8
10
13
16
20
25
25
32
40
50 | 5
6
7
9
11.5
14
18
22
22
30
35
44 | G 1/8 "
G 1/4 "
G 3/8 "
G 3/8 "
G 1/2 "
G 3/4 "
G 1 "
G 11/4 "
G 11/4 "
G 11/2 "
G 11/2 "
G 2 " | -
-
-
-
-
-
-
-
-
-
-
- | 69
69
69
73
85
84
96
113
121
110
120
140 | 32
32
37
35
37
38
47
55
55
70
72
85 | 9
12
12
12
14
14
17
19
20
20
24
28 |
 |
| 美制锥管螺纹NPT | BK3 1/8 NPT 04 1125
BK3 1/4 NPT 06 1125
BK3 3/8 NPT 10 1125
BK3 1/2 NPT 13 1125
BK3 3/4 NPT 20 1125
BK3 1 NPT 25 1125
BK3 11/4 NPT 25 1125
SK3 11/4 NPT 32 3125
SK3 11/2 NPT 40 3125
SK3 2 NPT 50 3125 | BK3 1/8 NPT 04 4465
BK3 1/4 NPT 06 4465
BK3 3/8 NPT 10 4465
BK3 1/2 NPT 13 4465
BK3 3/4 NPT 20 4465
BK3 1 NPT 25 4465
BK3 11/4 NPT 25 4465
SK3 11/4 NPT 32 4465
SK3 11/2 NPT 40 4465
SK3 2 NPT 50 4465 | 4
6
10
13
20
25
25
32
40
50 | 5
6
9
11.5
18
22
22
30
35
44 | 1/8" NPT
1/4" NPT
3/8" NPT
1/2 "NPT
3/4 "NPT
1 "NPT
11/4" NPT
11/4" NPT
11/2" NPT
2 "NPT | -
-
-
-
-
-
-
-
-
-
| 69
69
73
92
97
113
131
115
135
140 | 32
32
35
42
47
55
55
70
75
85 | 12
17
17
22
23
27
28
28
28
30 |
 |
| 公制螺纹24º锥面DIN2353轻系列＂L＂ | BK3 06L 04 1125
BK3 08L 06 1125
BK3 10L 08 1125
BK3 12L 10 1125
BK3 15L 13 1125
BK3 18L 13 1125
BK3 18L 16 1125
SK3 22L 20 2125
SK3 28L 25 2125
BK3 35L 25 1125
SK3 35L 32 3125
SK3 42L 40 3125 | BK3 06L 04 4465
BK3 08L 06 4465
BK3 10L 08 4465
BK3 12L 10 4465
BK3 15L 13 4465
BK3 18L 13 4465
-
SK3 22L 20 4465
SK3 28L 25 4465
BK3 35L 25 4465
SK3 35L 32 4465
SK3 42L 40 4465 | 4
6
8
10
13
13
16
20
25
25
32
40 | 5
6
7
9
11.5
11.5
14
18
22
22
30
35 | M12×1.5
M14×1.5
M16×1.5
M18×1.5
M22×1.5
M26×1.5
M26×1.5
M30×2
M36×2
M45×2
M45×2
M52×2 | 6
8
10
12
15
18
18
22
28
35
35
42 | 67
67
71
75
84
84
83
102
108
114
128
133 | 32
32
32
35
42
42
43
47
55
60
69
74 | 7
7
8
8
9
9
9
11
11
13
13
13 |
 |
| 公制螺纹24º锥面DIN2353重系列＂S＂ | BK3 06S 04 1125
BK3 08S 04 1125
BK3 10S 06 1125
BK3 12S 08 1125
BK3 14S 10 1125
BK3 16S 13 1125
BK3 20S 13 1125
BK3 20S 16 1125
SK3 25S 20 2125
SK3 30S 25 2125
BK3 38S 25 1125
SK3 38S 32 3125 | BK3 06S 04 4465
BK3 08S 04 4465
BK3 10S 06 4465
BK3 12S 08 4465
BK3 14S 10 4465
BK3 16S 13 4465
BK3 20S 13 4465
-
SK3 25S 20 4465
SK3 30S 25 4465
BK3 38S 25 4465
SK3 38S 32 4465 | 4
4
6
8
10
13
13
16
20
25
25
32 | 5
5
6
7
9
11.5
11.5
14
18
22
22
30 | M14×1.5
M16×1.5
M18×1.5
M20×1.5
M22×1.5
M24×1.5
M30×2
M30×2
M36×2
M42×2
M52×2
M52×2 | 6
8
10
12
14
16
20
20
25
30
38
38 | 71.5
73
73
77
84
87
91
91
110
120
124
140 | 32
32
32
32
35
42
42
43
47
55
60
74 | 9
9
9
9
11
11
13
13
15
17
19
19 |
 |
