0 - cal ib re ▁V ick ers ▁mount s ▁were ▁replaced ▁by ▁ ▁O er lik on ▁aut oc annon . ▁Two ▁more ▁O er lik on ▁guns ▁were ▁also ▁added ▁in ▁the ▁forward ▁super structure . ▁ ▁Service ▁H ast y ▁was ▁laid ▁down ▁by ▁William ▁Den ny ▁and ▁Brothers , ▁of ▁D umb art on ▁in ▁Scotland ▁on ▁ 1 5 ▁April ▁ 1 9 3 5 , ▁launched ▁on ▁ 5 ▁May ▁ 1 9 3 6 ▁and ▁completed ▁on ▁ 1 1 ▁November ▁ 1 9 3 6 . ▁Ex cluding ▁government - f urn ished ▁equipment ▁like ▁the ▁arm ament , ▁the ▁ship ▁cost ▁£ 2 4 8 , 6 1 1 . ▁She ▁was ▁assigned ▁to ▁the ▁ 2 nd ▁Dest roy er ▁Fl ot illa ▁of ▁the ▁Mediter rane an ▁Fle et ▁upon ▁commission ing . ▁H ast y ▁was ▁ref itted ▁in ▁Dev on port ▁D ock yard ▁in ▁June – J uly ▁ 1 9 3 9 ▁and ▁she ▁returned ▁to ▁the ▁Mediter rane an ▁afterwards . ▁ ▁H ast y ▁esc orted ▁con vo ys ▁between ▁Port ▁Sa id , ▁Egypt ▁and ▁Gib ral tar ▁immediately ▁after ▁World ▁War ▁II ▁began ▁in ▁September . ▁In ▁October ▁the ▁ship ▁was ▁transferred ▁to ▁Fre et own ▁to ▁h unt ▁for ▁German ▁commerce ▁ra iders ▁in ▁the ▁South ▁Atlantic ▁with ▁Force ▁K . ▁The ▁ship ▁and ▁her ▁sister s , ▁, ▁, ▁and ▁, ▁rende z vous ed ▁with ▁the ▁battle c ru iser ▁,