Effect of Weld Properties on the Crush Strength of the PWR Spacer Grid

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td align="left"></td><td align="left">Yield stress</td><td align="center">Tensile strength</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td align="left">Base material</td><td align="center">1.000</td><td align="center">1.000</td></tr><tr><td align="left">HAZ</td><td align="center">1.167</td><td align="center">1.163</td></tr><tr><td align="left">Weld</td><td align="center">1.373</td><td align="center">1.492</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Normalized mechanical properties of Zircaloy-4 weld strip.

Science and Technology of Nuclear Installations

tab3

Table 3

Table 3: Effect of Weld Properties on the Crush Strength of the PWR Spacer Grid 