7013 ACE/P4AL SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7013 ACE/P4AL SKF:

d – 140 mm

D – 190 mm

B – 24 mm

d₁ – 155.4 mm

d₂ – 155.4 mm

D₁ – 174.6 mm

r_1,2 – min. – 1.5 mm

r_3,4 – min. – 0.6 mm

a – 50.6 mm

d_a – min. – 147 mm

d_b – min. – 147 mm

D_a – max. – 183 mm

D_b – max. – 186 mm

r_a – max. – 1.5 mm

r_b – max. – 0.6 mm

d_n – 159.5 mm

Basic dynamic load rating – C – 90.4 kN

Basic static load rating – C₀ – 110 kN

Fatigue load limit – P_u – 3.6 kN

Limiting speed for grease lubrication – 6000 r/min

Limiting speed for oil lubrication – 9000 mm/min

Ball – D_w – 15.875 mm

Ball – z – 29

G_ref – 21.6 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 – 560 N

Preload class B – G_B – 1120 N

Preload class C – G_C – 2240 N

Preload class D – G_D – 4480 N

Calculation factor – f – 1.29

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 – 348 N/micron

Preload class B – 457 N/micron

Preload class C – 614 N/micron

Preload class D – 841 N/micron

Mass bearing – 1.65 kg

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