7018 ACB/P4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7018 ACB/P4A SKF:

d – 110 mm

D – 170 mm

B – 28 mm

d₁ – 133.2 mm

d₂ – 130.5 mm

D₂ – 151.9 mm

r_1,2 – min. – 2 mm

r_3,4 – min. – 1 mm

a – 33 mm

d_a – min. – 119 mm

d_b – min. – 119 mm

D_a – max. – 161 mm

D_b – max. – 165.4 mm

r_a – max. – 2 mm

r_b – max. – 1 mm

d_n – 134.6 mm

Basic dynamic load rating – C – 37.1 kN

Basic static load rating – C₀ – 36 kN

Fatigue load limit – P_u – 1.3 kN

Limiting speed for grease lubrication – 10000 r/min

Limiting speed for oil lubrication – 16000 mm/min

Ball – D_w – 11.112 mm

Ball – z – 31

G_ref – 22.25 cm3

Calculation factor – f₀ – 9.7

Preload class A – G_A – 125 N

Preload class B – G_B – 250 N

Preload class C – G_C – 750 N

Calculation factor – f – 1.07

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.02

Calculation factor – f_2C – 1.05

Calculation factor – f_HC – 1

Preload class A – 71 N/micron

Preload class B – 93 N/micron

Preload class C – 147 N/micron

Mass bearing – 2.19 kg

BẠN MUA VÒNG BI 7018 ACB/P4A SKF Ở ĐÂU?

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