S7004 ACE/HCP4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao S7004 ACE/HCP4A SKF:

d – 30 mm

D – 42 mm

B – 7 mm

d₁ – 34.1 mm

d₂ – 34.1 mm

D₁ – 38.1 mm

r_1,2 – min. – 0.3 mm

r_3,4 – min. – 0.15 mm

a – 11.9 mm

d_a – min. – 32 mm

d_b – min. – 32 mm

D_a – max. – 40 mm

D_b – max. – 41.2 mm

r_a – max. – 0.3 mm

r_b – max. – 0.15 mm

d_n – 34.5 mm

Basic dynamic load rating – C – 4.2 kN

Basic static load rating – C₀ – 3.6 kN

Fatigue load limit – P_u – 0.15 kN

Limiting speed for grease lubrication – 34000 r/min

Limiting speed for oil lubrication – 53000 mm/min

Ball – D_w – 3.175 mm

Ball – z – 23

G_ref – 0.24 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 – 37 N

Preload class B – G_B – 110 N

Preload class C – G_C – 220 N

Calculation factor – f – 1.14

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 – 76 N/micron

Preload class B – 117 N/micron

Preload class C – 160 N/micron

Mass bearing – 0.024 kg

BẠN MUA VÒNG BI S7004 ACE/HCP4A SKF Ở ĐÂU?

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