7215 BECBJ SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc 1 dãy 7215 BECBJ SKF:

d – 1000 mm

D – 1220 mm

B – 100 mm

d₁ – – 1073.3 mm

D₁ – – 1150.8 mm

a – 370 mm

r_1,2 – min. – 6 mm

r_3,4 – min. – 3 mm

d_a – min. – 1023 mm

D_a – max. – 1197 mm

D_b – max. – 1207 mm

r_a – max. – 5 mm

r_b – max. – 2.5 mm

Basic dynamic load rating – C – 923 kN

Basic static load rating – C₀ – 2750 kN

Fatigue load limit – P_u – 39 kN

Reference speed – 400 r/min

Limiting speed – 430 r/min

Calculation factor – k_r – 0.08

Calculation factor – k_a – 0.3

Calculation factor – e – 0.8

Calculation factor – X – 0.63

Calculation factor – Y₀ – 0.66

Calculation factor – Y₁ – 0.78

Calculation factor – Y₂ – 1.24

Calculation factor – X – 0.39

Calculation factor – Y₀ – 0.33

Calculation factor – Y₁ –

Calculation factor – Y₂ – 0.76

Mass bearing – 243 kg

BẠN MUA VÒNG BI 7215 BECBJ SKF Ở ĐÂU?

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