7018 CB/P4A SKF
Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7018 CB/P4A SKF:
d – 220 mm
D – 300 mm
B – 38 mm
d1 – 244.7 mm
d2 – 244.7 mm
D1 – 275.3 mm
r1,2 – min. – 2.1 mm
r3,4 – min. – 1 mm
a – 79.9 mm
da – min. – 231 mm
db – min. – 231 mm
Da – max. – 289 mm
Db – max. – 295 mm
ra – max. – 2 mm
rb – max. – 1 mm
dn – 251.4 mm
Basic dynamic load rating – C – 208 kN
Basic static load rating – C0 – 285 kN
Fatigue load limit – Pu – 7.5 kN
Limiting speed for grease lubrication – 3800 r/min
Limiting speed for oil lubrication – 5600 mm/min
Ball – Dw – 25.4 mm
Ball – z – 29
Gref – 84 cm3
Calculation factor – e – 0.68
Calculation factor – Y2 – 0.87
Calculation factor – Y0 – 0.38
Calculation factor – X2 – 0.41
Calculation factor – Y1 – 0.92
Calculation factor – Y2 – 1.41
Calculation factor – Y0 – 0.76
Calculation factor – X2 – 0.67
Preload class A – GA – 1300 N
Preload class B – GB – 2600 N
Preload class C – GC – 5200 N
Preload class D – GD – 10400 N
Calculation factor – f – 1.28
Calculation factor – f1 – 0.98
Calculation factor – f2A – 1
Calculation factor – f2B – 1.04
Calculation factor – f2C – 1.08
Calculation factor – f2D – 1.14
Calculation factor – fHC – 1
Preload class A – 533 N/micron
Preload class B – 699 N/micron
Preload class C – 934 N/micron
Preload class D – 1275 N/micron
Mass bearing – 6.6 kg
BẠN MUA VÒNG BI 7018 CB/P4A SKF Ở ĐÂU?
- Địa chỉ: 19/4B TCH 25, P. Tân Chánh Hiệp, Quận 12, Tp Hồ Chí Minh
- Hotline: 0902 698 990
- Email: info@sieuthivongbi.com