7222 CD/P4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7222 CD/P4A SKF:

d – 95 mm

D – 145 mm

B – 24 mm

d₁ – 112.38 mm

d₂ – 109.2 mm

D₁ – 127.61 mm

r_1,2 – min. – 1.5 mm

r_3,4 – min. – 1 mm

a – 28.2 mm

d_a – min. – 102 mm

d_b – min. – 102 mm

D_a – max. – 138 mm

D_b – max. – 139.4 mm

r_a – max. – 1.5 mm

r_b – max. – 1 mm

d_n – 115.4 mm

Basic dynamic load rating – C – 44.2 kN

Basic static load rating – C₀ – 38 kN

Fatigue load limit – P_u – 1.5 kN

Limiting speed for grease lubrication – 12700 r/min

Limiting speed for oil lubrication – 20000 mm/min

Ball – D_w – 12.7 mm

Ball – z – 26

G_ref – 17 cm3

Calculation factor – f₀ – 9.4

Preload class A – G_A – 230 N

Preload class B – G_B – 700 N

Preload class C – G_C – 1400 N

Calculation factor – f – 1.11

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.03

Calculation factor – f_2C – 1.05

Calculation factor – f_HC – 1

Preload class A – 84 N/micron

Preload class B – 133 N/micron

Preload class C – 184 N/micron

Mass bearing – 1.209 kg

BẠN MUA VÒNG BI 7222 CD/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