7009 ACE/HCP4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7009 ACE/HCP4A SKF:

d – 85 mm

D – 130 mm

B – 22 mm

d₁ – 98.9 mm

d₂ – 98.9 mm

D₁ – 116.1 mm

K – 0.5 mm

C₁ – 5.9 mm

r_1,2 – min. – 1.1 mm

r_3,4 – min. – 0.6 mm

a – 25.5 mm

d_a – min. – 91 mm

d_b – min. – 91 mm

D_a – max. – 124 mm

D_b – max. – 126 mm

r_a – max. – 1 mm

r_b – max. – 0.6 mm

d_n – 101.9 mm

Basic dynamic load rating – C – 67.6 kN

Basic static load rating – C₀ – 65.5 kN

Fatigue load limit – P_u – 2.6 kN

Limiting speed for grease lubrication – 12000 r/min

Limiting speed for oil lubrication – 19000 mm/min

Ball – D_w – 14.288 mm

Ball – z – 21

G_ref – 11.7 cm3

Calculation factor – f₀ – 15.7

Preload class A – G_A – 250 N

Preload class B – G_B – 500 N

Preload class C – G_C – 1000 N

Preload class D – G_D – 2000 N

Calculation factor – f – 1.15

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.02

Calculation factor – f_2C – 1.05

Calculation factor – f_2D – 1.09

Calculation factor – f_HC – 1.02

Preload class A – 107 N/micron

Preload class B – 146 N/micron

Preload class C – 205 N/micron

Preload class D – 298 N/micron

Mass bearing – 0.745 kg

BẠN MUA VÒNG BI 7009 ACE/HCP4A SKF Ở ĐÂU?

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