708 ACD/HCP4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 708 ACD/HCP4A SKF:

d – 160 mm

D – 200 mm

B – 20 mm

d₁ – 173.35 mm

d₂ – 173.35 mm

D₁ – 186.7 mm

r_1,2 – min. – 1.1 mm

r_3,4 – min. – 0.6 mm

a – 52.1 mm

d_a – min. – 166 mm

d_b – min. – 166 mm

D_a – max. – 194 mm

D_b – max. – 196.8 mm

r_a – max. – 1 mm

r_b – max. – 0.6 mm

d_n – 175.6 mm

Basic dynamic load rating – C – 50.7 kN

Basic static load rating – C₀ – 75 kN

Fatigue load limit – P_u – 2.4 kN

Limiting speed for grease lubrication – 6000 r/min

Limiting speed for oil lubrication – 9500 mm/min

Ball – D_w – 11.112 mm

Ball – z – 38

G_ref – 14 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 – 450 N

Preload class B – G_B – 1350 N

Preload class C – G_C – 2690 N

Calculation factor – f – 1.42

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 – 390 N/micron

Preload class B – 617 N/micron

Preload class C – 848 N/micron

Mass bearing – 1.105 kg

BẠN MUA VÒNG BI 708 ACD/HCP4A SKF Ở ĐÂU?

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