Gasket for electro isolation

We have an requirment for below items:-

1) gate valve 14" - for petroleum product suppies class 150 wcb; 150 psi and flanges shell be according to astme b 16.5.
2) elbow 10" ( carbon steel sch. 40 astm a 105 )
3) gasket electro - isolation.

it is therefore requested to quote us accordingly.

note:- qty will be inform you later.