S7018 CD/HCP4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao S7018 CD/HCP4A SKF:

d – 65 mm

D – 85 mm

B – 10 mm

d₁ – 71.7 mm

d₂ – 71.7 mm

D₁ – 78.5 mm

r_1,2 – min. – 0.6 mm

r_3,4 – min. – 0.3 mm

a – 22.5 mm

d_a – min. – 68.2 mm

d_b – min. – 68.2 mm

D_a – max. – 81.8 mm

D_b – max. – 83 mm

r_a – max. – 0.6 mm

r_b – max. – 0.3 mm

d_n – 72.4 mm

Basic dynamic load rating – C – 12.7 kN

Basic static load rating – C₀ – 14 kN

Fatigue load limit – P_u – 0.585 kN

Limiting speed for grease lubrication – 13000 r/min

Limiting speed for oil lubrication – 20000 mm/min

Ball – D_w – 5.556 mm

Ball – z – 29

G_ref – 1.3 cm3

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 – 115 N

Preload class B – G_B – 345 N

Preload class C – G_C – 690 N

Calculation factor – f – 1.28

Calculation factor – f₁ – 0.97

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.08

Calculation factor – f_2C – 1.15

Calculation factor – f_HC – 1

Preload class A – 144 N/micron

Preload class B – 227 N/micron

Preload class C – 312 N/micron

Mass bearing – 0.126 kg

BẠN MUA VÒNG BI S7018 CD/HCP4A SKF Ở ĐÂU?

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