S7020 CB/P4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao S7020 CB/P4A SKF:

d – 100 mm

D – 150 mm

B – 24 mm

d₁ – 115.4 mm

d₂ – 115.4 mm

D₁ – 134.6 mm

K – 0.5 mm

C₁ – 6.46 mm

r_1,2 – min. – 1.5 mm

r_3,4 – min. – 1 mm

a – 28.8 mm

d_a – min. – 107 mm

d_b – min. – 107 mm

D_a – max. – 143 mm

D_b – max. – 146 mm

r_a – max. – 1.5 mm

r_b – max. – 1 mm

d_n – 118.7 mm

Basic dynamic load rating – C – 83.2 kN

Basic static load rating – C₀ – 85 kN

Fatigue load limit – P_u – 3.2 kN

Limiting speed for grease lubrication – 10000 r/min

Limiting speed for oil lubrication – 16000 mm/min

Ball – D_w – 15.875 mm

Ball – z – 22

G_ref – 16.2 cm3

Calculation factor – f₀ – 15.8

Preload class A – G_A – 310 N

Preload class B – G_B – 620 N

Preload class C – G_C – 1240 N

Preload class D – G_D – 2480 N

Calculation factor – f – 1.16

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 – 124 N/micron

Preload class B – 170 N/micron

Preload class C – 238 N/micron

Preload class D – 346 N/micron

Mass bearing – 1.046 kg

BẠN MUA VÒNG BI S7020 CB/P4A SKF Ở ĐÂU?

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