型号 |
主要尺寸(mm) |
重量 (g) |
|
d |
F |
B |
IR25x30x30
|
25
|
30
|
30
|
=((C87*C87*3.1415926/4-B87*B87*3.1415926/4)*D87)*7.8/1000
|
|
IR25x30x32
|
25
|
30
|
32
|
=((C88*C88*3.1415926/4-B88*B88*3.1415926/4)*D88)*7.8/1000
|
|
IR25x32x22
|
25
|
32
|
22
|
=((C89*C89*3.1415926/4-B89*B89*3.1415926/4)*D89)*7.8/1000
|
|
IR/LR25x30x20.5
|
25
|
30
|
20.5
|
=((C90*C90*3.1415926/4-B90*B90*3.1415926/4)*D90)*7.8/1000
|
|
IR/LR25x30x26.5
|
25
|
30
|
26.5
|
=((C91*C91*3.1415926/4-B91*B91*3.1415926/4)*D91)*7.8/1000
|
|
IR/LR25x30x38.5
|
25
|
30
|
38.5
|
=((C92*C92*3.1415926/4-B92*B92*3.1415926/4)*D92)*7.8/1000
|
|
LR25x30x12.5
|
25
|
30
|
12.5
|
=((C93*C93*3.1415926/4-B93*B93*3.1415926/4)*D93)*7.8/1000
|
|
LR25x30x16.5
|
25
|
30
|
16.5
|
=((C94*C94*3.1415926/4-B94*B94*3.1415926/4)*D94)*7.8/1000
|
|
IR28x32x17
|
28
|
32
|
17
|
=((C95*C95*3.1415926/4-B95*B95*3.1415926/4)*D95)*7.8/1000
|
|
IR28x32x20
|
28
|
32
|
20
|
=((C96*C96*3.1415926/4-B96*B96*3.1415926/4)*D96)*7.8/1000
|
|
IR28x32x30
|
28
|
32
|
30
|
=((C97*C97*3.1415926/4-B97*B97*3.1415926/4)*D97)*7.8/1000
|
|
IR29x32x13
|
29
|
32
|
13
|
=((C98*C98*3.1415926/4-B98*B98*3.1415926/4)*D98)*7.8/1000
|
|