231/710 CA/W33 SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu 231/710 CA/W33 SKF

d – 180 mm

D – 280 mm

B – 46 mm

d₁ – 211,8 mm

d₂ – 211,8 mm

D₁ – 248,2 mm

r_1,2 – min – 2,1 mm

r_3,4 – min – 1,1 mm

a – 76,9 mm

d_a – min – 191 mm

d_b – min – 191 mm

D_a – max – 269 mm

D_b – max – 274 mm

r_a – max – 2 mm

r_b – max – 1 mm

d_n – 219,7 mm

Basic dynamic load rating – C – 229 kN

Basic static load rating – C₀ – 275 kN

Fatigue load limit – P_u – 7,6 kN

Limiting speed for grease lubrication – 4300 r/min

Limiting speed for oil lubrication – 6300 mm/min

Ball – D_w – 30,162 mm

Ball – z – 21

G_ref – 111 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 – 1450 N

Preload class B – G_B – 2900 N

Preload class C – G_C – 5800 N

Preload class D – G_D – 11600 N

Calculation factor – f – 1,13

Calculation factor – f₁ – 0,99

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1,02

Calculation factor – f_2C – 1,05

Calculation factor – f_2D – 1,08

Calculation factor – f_HC – 1

Preload class A – 456 N/micron

Preload class B – 593 N/micron

Preload class C – 782 N/micron

Preload class D – 1052 N/micron

Mass bearing – 9,108 kg

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