7011 CB/P4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7011 CB/P4A SKF:

d – 85 mm

D – 120 mm

B – 18 mm

d₁ – 95.8 mm

d₂ – 95.8 mm

D₁ – 109.2 mm

K – 0.5 mm

C₁ – 5.2 mm

r_1,2 – min. – 1.1 mm

r_3,4 – min. – 0.6 mm

a – 33 mm

d_a – min. – 91 mm

d_b – min. – 91 mm

D_a – max. – 114 mm

D_b – max. – 116 mm

r_a – max. – 1 mm

r_b – max. – 0.6 mm

d_n – 98.6 mm

Basic dynamic load rating – C – 43.6 kN

Basic static load rating – C₀ – 45.5 kN

Fatigue load limit – P_u – 1.9 kN

Limiting speed for grease lubrication – 11000 r/min

Limiting speed for oil lubrication – 18000 mm/min

Ball – D_w – 11.112 mm

Ball – z – 25

G_ref – 7.2 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 – 270 N

Preload class B – G_B – 540 N

Preload class C – G_C – 1080 N

Preload class D – G_D – 2160 N

Calculation factor – f – 1.2

Calculation factor – f₁ – 0.98

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.07

Calculation factor – f_2C – 1.12

Calculation factor – f_2D – 1.17

Calculation factor – f_HC – 1.04

Preload class A – 238 N/micron

Preload class B – 312 N/micron

Preload class C – 415 N/micron

Preload class D – 565 N/micron

Mass bearing – 0.451 kg

BẠN MUA VÒNG BI 7011 CB/P4A SKF Ở ĐÂU?

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