Min. Order Reference FOB Price
1 Piece US$112.00 / Piece
Product Description
1. it takes cobalt-chromium-tungsten alloy as the sealing surface. The valve seat and spherical valve spool with long service life ado pt high-quality alloy which can resist abrasion and corrosion and are durable in service. 2. Spherical valve spool has good sealing pertormance. It adopts ab ...