| 型号 |
主要尺寸(mm) |
重量 (g) |
|
| d |
F |
B |
|
IR12x15x16
|
12
|
15
|
16
|
=((C27*C27*3.1415926/4-B27*B27*3.1415926/4)*D27)*7.8/1000
|
|
|
IR12x16x12
|
12
|
16
|
12
|
=((C28*C28*3.1415926/4-B28*B28*3.1415926/4)*D28)*7.8/1000
|
|
|
IR12x16x12
|
12
|
16
|
12
|
=((C29*C29*3.1415926/4-B29*B29*3.1415926/4)*D29)*7.8/1000
|
|
|
IR12x16x13
|
12
|
16
|
13
|
=((C30*C30*3.1415926/4-B30*B30*3.1415926/4)*D30)*7.8/1000
|
|
|
IR12x16x14
|
12
|
16
|
14
|
=((C31*C31*3.1415926/4-B31*B31*3.1415926/4)*D31)*7.8/1000
|
|
|
IR12x16x16
|
12
|
16
|
16
|
=((C32*C32*3.1415926/4-B32*B32*3.1415926/4)*D32)*7.8/1000
|
|
|
IR12x16x20
|
12
|
16
|
20
|
=((C33*C33*3.1415926/4-B33*B33*3.1415926/4)*D33)*7.8/1000
|
|
|
IR12x16x22
|
12
|
16
|
22
|
=((C34*C34*3.1415926/4-B34*B34*3.1415926/4)*D34)*7.8/1000
|
|
|
IR12x16x22.5
|
12
|
16
|
22.5
|
=((C35*C35*3.1415926/4-B35*B35*3.1415926/4)*D35)*7.8/1000
|
|
|
IR12x17x22.5
|
12
|
17
|
22.5
|
=((C36*C36*3.1415926/4-B36*B36*3.1415926/4)*D36)*7.8/1000
|
|
|
IR/LR12x15x12.5
|
12
|
15
|
12.5
|
=((C37*C37*3.1415926/4-B37*B37*3.1415926/4)*D37)*7.8/1000
|
|
|
IR/LR12x15x16.5
|
12
|
15
|
16.5
|
=((C38*C38*3.1415926/4-B38*B38*3.1415926/4)*D38)*7.8/1000
|
|
