240/900 ECAK30/W33 SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu 240/900 ECAK30/W33 SKF

d – 55 mm

D – 80 mm

B – 13 mm

d₁ – 62,7 mm

d₂ – 62,7 mm

D₁ – 72,3 mm

r_1,2 – min – 1 mm

r_3,4 – min – 0,3 mm

a – 22,4 mm

d_a – min – 59,6 mm

d_b – min – 59,6 mm

D_a – max – 75,4 mm

D_b – max – 78 mm

r_a – max – 1 mm

r_b – max – 0,3 mm

d_n – 64,7 mm

Basic dynamic load rating – C – 18,2 kN

Basic static load rating – C₀ – 13,7 kN

Fatigue load limit – P_u – 0,585 kN

Limiting speed for grease lubrication – 15.000 r/min

Limiting speed for oil lubrication – 24.000 mm/min

Ball – D_w – 7,938 mm

Ball – z – 23

G_ref – 2,49 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 – 120 N

Preload class B – G_B – 240 N

Preload class C – G_C – 480 N

Preload class D – G_D – 960 N

Calculation factor – f – 1,15

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 – 124 N/micron

Preload class B – 161 N/micron

Preload class C – 211 N/micron

Preload class D – 282 N/micron

Mass bearing – 0,18 kg

BẠN MUA VÒNG BI 240/900 ECAK30/W33 SKF Ở ĐÂU?

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