Present participle; Past participle - welding - welded Present - weld - weld - welds - weld - weld - weld Past - welded - welded - welded - welded - welded - welded Future - will weld - will weld - will weld - will weld - will weld - will weld Present conditional - would weld - would weld - would weld - would weld - would weld - would weld Present Perfect - have welded - have welded - has welded - have welded - have welded - have welded Past Perfect - had welded - had welded - had welded - had welded - had welded - had welded Future Perfect - will have welded - will have welded - will have welded - will have welded - will have welded - will have welded Past conditional - would have welded - would have welded - would have welded - would have welded - would have welded - would have welded Imperative - - - weld - - - - - - - -