WAY

شیر سه راهی L type استنلس استیل NIPPON شیر سه راه استیل port L نیپون 316 3way ball valve stainless Ltype three way ball valve npt 316...

انواع بال ولو یکپارچه (One Piece) شیر توپی دو تکه (Two Piece) شیر توپی سه تکه (Three Piece) تمام جوش (Fully Welded) شناور (Floating Ball)...

The Bitumen we offer is a product of the National Iranian Oil Company NIOC which has not been “tampered” with in any way.