7022 ACB/P4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7022 ACB/P4A SKF:

d – 20 mm

D – 37 mm

B – 9 mm

d₁ – 25.6 mm

d₂ – 25.6 mm

D₂ – 34.15 mm

r_1,2 – min. – 0.3 mm

r_3,4 – min. – 0.2 mm

a – 11.2 mm

d_a – min. – 22 mm

d_a – max. – 25.1 mm

d_b – min. – 22 mm

d_b – max. – 25.1 mm

D_a – max. – 35 mm

D_b – max. – 35.6 mm

r_a – max. – 0.3 mm

r_b – max. – 0.2 mm

Basic dynamic load rating – C – 5.7 kN

Basic static load rating – C₀ – 3 kN

Fatigue load limit – P_u – 0.129 kN

Limiting speed for grease lubrication – 38000 r/min

Ball – D_w – 4.762 mm

Ball – z – 15

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 – 35 N

Preload class B – G_B – 70 N

Preload class C – G_C – 140 N

Preload class D – G_D – 280 N

Calculation factor – f – 1.05

Calculation factor – f₁ – 0.98

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.04

Calculation factor – f_2C – 1.08

Calculation factor – f_2D – 1.14

Calculation factor – f_HC – 1

Preload class A – 51 N/micron

Preload class B – 65 N/micron

Preload class C – 85 N/micron

Preload class D – 113 N/micron

Mass bearing – 0.037 kg

BẠN MUA VÒNG BI 7022 ACB/P4A SKF Ở ĐÂU?

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