型号 |
主要尺寸(mm) |
重量 (g) |
|
d |
F |
B |
IR65x73x35
|
65
|
73
|
35
|
=((C183*C183*3.1415926/4-B183*B183*3.1415926/4)*D183)*7.8/1000
|
|
IR65x75x28
|
65
|
75
|
28
|
=((C184*C184*3.1415926/4-B184*B184*3.1415926/4)*D184)*7.8/1000
|
|
IR70x80x25
|
70
|
80
|
25
|
=((C185*C185*3.1415926/4-B185*B185*3.1415926/4)*D185)*7.8/1000
|
|
IR70x80x30
|
70
|
80
|
30
|
=((C186*C186*3.1415926/4-B186*B186*3.1415926/4)*D186)*7.8/1000
|
|
IR70x80x35
|
70
|
80
|
35
|
=((C187*C187*3.1415926/4-B187*B187*3.1415926/4)*D187)*7.8/1000
|
|
IR70x80x54
|
70
|
80
|
54
|
=((C188*C188*3.1415926/4-B188*B188*3.1415926/4)*D188)*7.8/1000
|
|
IR70x80x56
|
70
|
80
|
56
|
=((C189*C189*3.1415926/4-B189*B189*3.1415926/4)*D189)*7.8/1000
|
|
IR75x85x25
|
75
|
85
|
25
|
=((C190*C190*3.1415926/4-B190*B190*3.1415926/4)*D190)*7.8/1000
|
|
IR75x85x30
|
75
|
85
|
30
|
=((C191*C191*3.1415926/4-B191*B191*3.1415926/4)*D191)*7.8/1000
|
|
IR75x85x35
|
75
|
85
|
35
|
=((C192*C192*3.1415926/4-B192*B192*3.1415926/4)*D192)*7.8/1000
|
|
IR75x85x54
|
75
|
85
|
54
|
=((C193*C193*3.1415926/4-B193*B193*3.1415926/4)*D193)*7.8/1000
|
|
IR80x90x25
|
80
|
90
|
25
|
=((C194*C194*3.1415926/4-B194*B194*3.1415926/4)*D194)*7.8/1000
|
|