Weld size, S 4 mm Effective weld size, a = 0.7 × S 2.8 mm Depth of weld, d 35 mm Distance between weld lines, b 35 mm 408.3333 1225 220 MPa 616 N/mm Coefficient for direction of shear, K 1.25 770 N/mm FORCES ON WELD 0 KN-m 0 KN-m Axial force, P 0.69 KN 11.14 KN 4.28 KN 170.57 N/mm 0.01 N/mm COMBINED FORCE INTERACTION RATIO (170.58 / 616)² + (0.01 / 770)² = 0.08 < 1.0; Weld is OK Section modulus of weld along the strong axis, Zx mm 2 Section modulus of weld along the weak axis, Zy mm 2 Limiting strength of fillet welds, pw Longitudunal shear capacity, PL = pw × a Transverse shear capacity, PT = PL × K Moment along the strong axis, Mx Moment along the weak axis, My Shear along the x-axis, Vx Shear along the y-axis, Vy Shear on the weld, FL = V/ Total length of Weld Applied axial force on the weld, FT = T/Total length of weld + Mx/Zx + (FL/PL) 2 + (FT/PT) 2 ≤ 1.0
Sheet1Type of weld22Weld size, S4mmEffective weld size, a = 0.7
S2.8mmDepth of weld, d35mmDistance between weld lines, b35mmSection
modulus of weld along the strong axis, Zx408.3333333333mm2Section
modulus of weld along the weak axis, Zy1225mm2Limiting strength of
fillet welds, pw220MPa Longitudunal shear capacity, PL = pw
a616N/mmCoefficient for direction of shear, K1.25Transverse shear
capacity, PT = PL K770N/mmFORCES ON WELDMoment along the strong
axis, Mx0KN-mMoment along the weak axis, My0KN-mAxial force,
P0.69KNShear along the x-axis, Vx11.14KNShear along the y-axis,
Vy4.28KNShear on the weld, FL = V/ Total length of
Weld170.57N/mmApplied axial force on the weld, FT = T/Total length
of weld + Mx/Zx + My/Zy0.01N/mmCOMBINED FORCE INTERACTION
RATIO(FL/PL)2 + (FT/PT)2 1.0(170.58 / 616) + (0.01 / 770) = 0.08
< 1.0; Weld is OK
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