how to weld a simple and strong concrete rebar joint

how to weld a simple and strong concrete rebar joint
#concrete

[@31175car]

Saludos.
¿Cómo se llama el electrodo usado?
Y ¿A cuántos amperios se usa?

[@abby989]

Have always been told that a proper weld for rebar... you should preheat it before welding

[@avishnevsky7394]

Good video! Regards from Ukraine

[@eatMY455]

Now, if that isnt weldable rebar, and just standard, that is not osha or engineer approved

[@hendritresnahadi4146]

If welding side by side, should i give gap(2mm) betwen that 2 bar? Tx u