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FRAME PADEYES CALCULATION This Spreadsheet performs design and checks as per the guidelines of API RP 2A-WSD, AWS D1.1 and AISC Code 0.
Input Data 0.0 Acceleration of Gravity 0.1 Total Liftting Weight 0.2 Number of Sling 0.3 Dynamic Load Factor 0.4 Angle b/w sling and Vertical 0.4
1.
Fy Fy(w)
2 9.81 m/s 7 MT 4 2 30 deg.
API RP 2A-WSD, section 2.4.2c
Steel Grade API 2H Gr.50
250 MPa
E70xx Electrode
393 MPa
Initial Calculation 1.1
1.2
2.
Yield Stress
g W n DLF θ
Static Sling Load
SLstatic
Design Sling Load
P
𝑊×𝑔 𝑛−1 ×𝑐𝑜𝑠𝜃
= SL static x DLF
or
39.6 kN 4.0 MT 79.3 kN
Allowable Stresses Assuming that the allowalble stress of welding metal is equal to the allowable stress of the base metal According to AISC code, the allowable stresses are as follow Fb = 0.9 x F y - Bearing Stress 225.0 MPa Fs = 0.4 x F y - Shearing Stress 100.0 MPa Ft = 0.6 x F y - Tension Stress 150.0 MPa F = 0.85 x F - Von Mises Stress 212.5 MPa von y
Lifting Sets Sizing 2.1 Shackle - Shackle Type
2.2
=
) CROSBY® G-2130 Bolt-Type Anchor Shackle
(based on API RP2A - WSD section 2.4.2.f and SL static