手柄套
　　TAPER KNOBS
 JB/T7271.3-94(GB4141.12-84 JB1341-73)
d
L
l
M6
20
12
M8
25
16
M10
32
20
M12
40
25
M16
45
32
　　椭圆手柄套
　　CURVED SURFACE KNOBS
 JB/T7271.4-94(GB4141.13-84 Z16-4)
d
L
D
M6
20
17
M8
25
20
M10
32
25
M12
40
32
M16
50
40

　长手柄套
　LONG SLEEVE KNOBS
 JB/T7271.5-94(GB4141.14-84 JB1342-73)
d
L
M5
32
M6
35
M8
40
M10
50
M12
60
M16
70
低压手柄
LOW VOLTAGE HANDLE
 QB8254.1-98

D

B

H
h

60

6*6

20
11

75

8*8

22
12
80
10*10
24
12