Extraneous Load Factors

Doc#: EL1016 Model #LCB450 Series

Equation: σmax ≥ (A)Fx + (B)Fy + (C)Fz + (D)Mx + (E)My + (F)Mz

LCB450 3axis outline

Material: 17-4 P.H. Stainless Steel

MODEL # CAPACITY (lb) A B C D E F
LCB450 5,000 80.89 80.89 5.80 35.20 35.20 32.60
10,000 72.85 72.85 3.59 19.36 19.36 17.59
20,000 74.32 74.32 3.35 19.51 19.71 17.65

Table: σmax

Material Static Load (=60% Y.S.) Fatigue (Non Reversing Loads) Fatigue (Full Reversing Loads)
17-4 PH S.S. 87,000 78,000 62,000*

*Value is 75% of Fatigue Strength based on 10-20 x 106 cycles and allow for factors that influence Fatigue such as surface finish, stress concentrations, corrosion, temperature and other variables for the production of the transducer, for infinite Fatigue Life (100 x 106) use 75% of values shown.

Deflection & Natural Frequency
MODEL # CAPACITY (lb) DEFLECTION (in.) NATURAL FREQUENCY (Hz) β
LCB450 5,000 0.0014 7,200 0.6663
10,000 0.0020 8,600 0.6663
20,000 0.0032 9,600 0.6663

Natural Frequency & Frequency response equations:

Natural Frequency & Frequency Response Equations

*Where β values are obtained by FUTEK Engineers