S7018 CE/P4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao S7018 CE/P4A SKF:

d – 15 mm

D – 32 mm

B – 9 mm

d₁ – 20.65 mm

d₂ – 19.5 mm

D₁ – 26.9 mm

K – 0.5 mm

C₁ – 5.35 mm

r_1,2 – min. – 0.3 mm

r_3,4 – min. – 0.15 mm

a – 7.7 mm

d_a – min. – 17 mm

d_b – min. – 17 mm

D_a – max. – 30 mm

D_b – max. – 30.6 mm

r_a – max. – 0.3 mm

r_b – max. – 0.15 mm

d_n – 21.9 mm

Basic dynamic load rating – C – 4.4 kN

Basic static load rating – C₀ – 1.9 kN

Fatigue load limit – P_u – 0.08 kN

Limiting speed for grease lubrication – 83000 r/min

Limiting speed for oil lubrication – 127000 mm/min

Ball – D_w – 4.762 mm

Ball – z – 12

G_ref – 0.5 cm3

Calculation factor – f₀ – 7.3

Preload class A – G_A – 25 N

Preload class B – G_B – 70 N

Preload class C – G_C – 140 N

Calculation factor – f – 1.03

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.03

Calculation factor – f_2C – 1.05

Calculation factor – f_HC – 1.01

Preload class A – 18 N/micron

Preload class B – 27 N/micron

Preload class C – 37 N/micron

Mass bearing – 0.025 kg

BẠN MUA VÒNG BI S7018 CE/P4A SKF Ở ĐÂU?

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