7012 CB/P4AL SKF

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

d – 80 mm

D – 125 mm

B – 22 mm

d₁ – 96.7 mm

d₂ – 94.3 mm

D₂ – 111.4 mm

r_1,2 – min. – 1.1 mm

r_3,4 – min. – 0.6 mm

a – 35.1 mm

d_a – min. – 86 mm

d_a – max. – 95.9 mm

d_b – min. – 86 mm

d_b – max. – 93.5 mm

D_a – max. – 119 mm

D_b – max. – 121.8 mm

r_a – max. – 1 mm

r_b – max. – 0.6 mm

Basic dynamic load rating – C – 25.1 kN

Basic static load rating – C₀ – 21.6 kN

Fatigue load limit – P_u – 0.9 kN

Limiting speed for grease lubrication – 15000 r/min

Ball – D_w – 9.525 mm

Ball – z – 27

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 – 150 N

Preload class B – G_B – 300 N

Preload class C – G_C – 900 N

Calculation factor – f – 1.07

Calculation factor – f₁ – 0.99

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.02

Calculation factor – f_2C – 1.05

Calculation factor – f_HC – 1.01

Preload class A – 159 N/micron

Preload class B – 204 N/micron

Preload class C – 309 N/micron

Mass bearing – 0.863 kg

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

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