7218 BECBY SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc 1 dãy 7218 BECBY SKF:

d – 35 mm

D – 72 mm

B – 17 mm

d₁ – – 49.65 mm

d₂ – – 41.96 mm

D₁ – – 58.25 mm

a – 31 mm

r_1,2 – min. – 1.1 mm

r_3,4 – min. – 0.6 mm

d_a – min. – 42 mm

D_a – max. – 65 mm

D_b – max. – 67.8 mm

r_a – max. – 1 mm

r_b – max. – 0.6 mm

Basic dynamic load rating – C – 31 kN

Basic static load rating – C₀ – 20.8 kN

Fatigue load limit – P_u – 0.88 kN

Reference speed – 12000 r/min

Limiting speed – 12000 r/min

Calculation factor – k_r – 0.095

Calculation factor – k_a – 1.4

Calculation factor – e – 1.14

Calculation factor – X – 0.57

Calculation factor – Y₀ – 0.52

Calculation factor – Y₁ – 0.55

Calculation factor – Y₂ – 0.93

Calculation factor – X – 0.35

Calculation factor – Y₀ – 0.26

Calculation factor – Y₁ –

Calculation factor – Y₂ – 0.57

Mass bearing – 0.28 kg

BẠN MUA VÒNG BI 7218 BECBY SKF Ở ĐÂU?

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