7020 CB/P4AL SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7020 CB/P4AL SKF:

d – 35 mm

D – 62 mm

B – 14 mm

d₁ – 45.45 mm

d₂ – 44.34 mm

D₂ – 53.38 mm

r_1,2 – min. – 1 mm

r_3,4 – min. – 0.6 mm

a – 18.4 mm

d_a – min. – 39.6 mm

d_a – max. – 44.9 mm

d_b – min. – 39.6 mm

d_b – max. – 43.7 mm

D_a – max. – 57.4 mm

D_b – max. – 58.8 mm

r_a – max. – 1 mm

r_b – max. – 0.6 mm

Basic dynamic load rating – C – 6.5 kN

Basic static load rating – C₀ – 4.6 kN

Fatigue load limit – P_u – 0.193 kN

Limiting speed for grease lubrication – 28000 r/min

Ball – D_w – 4.762 mm

Ball – z – 23

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 – G_A – 106 N

Preload class B – G_B – 76 N

Preload class C – G_C – 230 N

Calculation factor – f – 1.04

Calculation factor – f₁ – 0.99

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.01

Calculation factor – f_2C – 1.04

Calculation factor – f_HC – 1

Preload class A – 64 N/micron

Preload class B – 82 N/micron

Preload class C – 124 N/micron

Mass bearing – 0.17 kg

BẠN MUA VÒNG BI 7020 CB/P4AL 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