7012 CD/P4AL SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7012 CD/P4AL SKF:

d – 10 mm

D – 26 mm

B – 8 mm

d₁ – 15.1 mm

d₂ – 15.1 mm

D₂ – 23.5 mm

r_1,2 – min. – 0.3 mm

r_3,4 – min. – 0.2 mm

a – 6.5 mm

d_a – min. – 12 mm

d_a – max. – 14.7 mm

d_b – min. – 12 mm

d_b – max. – 14.7 mm

D_a – max. – 24 mm

D_b – max. – 24.6 mm

r_a – max. – 0.3 mm

r_b – max. – 0.2 mm

Basic dynamic load rating – C – 4.1 kN

Basic static load rating – C₀ – 1.7 kN

Fatigue load limit – P_u – 0.071 kN

Limiting speed for grease lubrication – 90000 r/min

Ball – D_w – 4.762 mm

Ball – z – 9

Calculation factor – f₀ – 8.3

Preload class A – G_A – 15 N

Preload class B – G_B – 30 N

Preload class C – G_C – 60 N

Preload class D – G_D – 120 N

Calculation factor – f – 1.03

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 – 14 N/micron

Preload class B – 19 N/micron

Preload class C – 26 N/micron

Preload class D – 36 N/micron

Mass bearing – 0.017 kg

BẠN MUA VÒNG BI 7012 CD/P4AL SKF Ở ĐÂU?

• Địa chỉ: 19/4B TCH 25, P. Tân Chánh Hiệp, Quận 12, Tp Hồ Chí Minh
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• Email: info@sieuthivongbi.com