7020 ACE/P4AH1 SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7020 ACE/P4AH1 SKF:

d – 70 mm

D – 110 mm

B – 20 mm

d₁ – 82.3 mm

d₂ – 82.3 mm

D₁ – 97.7 mm

K – 0.5 mm

C₁ – 5.39 mm

r_1,2 – min. – 1.1 mm

r_3,4 – min. – 0.6 mm

a – 22.1 mm

d_a – min. – 76 mm

d_b – min. – 76 mm

D_a – max. – 104 mm

D_b – max. – 106 mm

r_a – max. – 1 mm

r_b – max. – 0.6 mm

d_n – 85 mm

Basic dynamic load rating – C – 52 kN

Basic static load rating – C₀ – 45.5 kN

Fatigue load limit – P_u – 1.9 kN

Limiting speed for grease lubrication – 15000 r/min

Limiting speed for oil lubrication – 22000 mm/min

Ball – D_w – 12.7 mm

Ball – z – 19

G_ref – 8.1 cm3

Calculation factor – f₀ – 15.5

Preload class A – G_A – 200 N

Preload class B – G_B – 400 N

Preload class C – G_C – 800 N

Preload class D – G_D – 1600 N

Calculation factor – f – 1.12

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.02

Calculation factor – f_2C – 1.05

Calculation factor – f_2D – 1.09

Calculation factor – f_HC – 1.02

Preload class A – 90 N/micron

Preload class B – 123 N/micron

Preload class C – 173 N/micron

Preload class D – 252 N/micron

Mass bearing – 0.499 kg

BẠN MUA VÒNG BI 7020 ACE/P4AH1 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