729 ACD/HCP4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 729 ACD/HCP4A SKF:

d – 95 mm

D – 120 mm

B – 13 mm

d₁ – 103.2 mm

d₂ – 103.2 mm

D₁ – 112.1 mm

r_1,2 – min. – 1 mm

r_3,4 – min. – 0.3 mm

a – 31.6 mm

d_a – min. – 99.6 mm

d_b – min. – 99.6 mm

D_a – max. – 115.4 mm

D_b – max. – 118 mm

r_a – max. – 1 mm

r_b – max. – 0.3 mm

d_n – 104.1 mm

Basic dynamic load rating – C – 20.8 kN

Basic static load rating – C₀ – 25.5 kN

Fatigue load limit – P_u – 1.1 kN

Limiting speed for grease lubrication – 11000 r/min

Limiting speed for oil lubrication – 17000 mm/min

Ball – D_w – 7.144 mm

Ball – z – 32

G_ref – 3.1 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 – 186 N

Preload class B – G_B – 560 N

Preload class C – G_C – 1120 N

Calculation factor – f – 1.36

Calculation factor – f₁ – 0.97

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.09

Calculation factor – f_2C – 1.17

Calculation factor – f_HC – 1.02

Preload class A – 222 N/micron

Preload class B – 351 N/micron

Preload class C – 484 N/micron

Mass bearing – 0.263 kg

BẠN MUA VÒNG BI 729 ACD/HCP4A SKF Ở ĐÂU?

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