德国DIN标准
|
SIZE
|
A
|
T
|
B
|
D
|
C
|
|
25
|
29
|
1.5
|
47
|
71.3
|
120
|
|
40
|
41
|
1.5
|
52
|
84.6
|
120
|
|
50
|
53
|
1.5
|
52
|
84.6
|
120
|
|
65
|
70
|
2.0
|
62
|
95.3
|
162
|
|
80
|
85
|
2.0
|
64
|
101.0
|
162
|
|
100
|
104
|
2.0
|
80
|
115.0
|
162
|
|
ISO标准
|
SIZE
|
A
|
T
|
B
|
D
|
C
|
|
1"
|
25
|
1.2
|
70.5
|
70.5
|
120
|
|
1-1/2"
|
38
|
1.2
|
70.5
|
70.5
|
120
|
|
2"
|
51
|
1.2
|
80.0
|
80.0
|
120
|
|
2-1/2"
|
63.5
|
1.6
|
90.0
|
90.0
|
162
|
|
3"
|
76.1
|
2.0
|
95.0
|
95.0
|
162
|
|
4"
|
101.6
|
2.0
|
115
|
115
|
162
|
|
美国3A标准
|
SIZE
|
A
|
T
|
B
|
D
|
C
|
|
1"
|
25.7
|
1.65
|
47.63
|
74.00
|
110
|
|
1-1/2"
|
38.4
|
1.65
|
47.63
|
74.00
|
110
|
|
2"
|
51.1
|
1.65
|
52.39
|
83.50
|
110
|
|
2-1/2"
|
63.8
|
1.65
|
53.98
|
93.00
|
110
|
|
3"
|
76.5
|
1.65
|
61.91
|
98.00
|
159
|
|
4"
|
101.9
|
2.0
|
79.38
|
118.00
|
159
|
|