Purchase Qty. Reference FOB Price
10-999 Pieces US$2.50
1,000+ Pieces US$2.20
Product Description
Product superiority: 1.Material: special valve bar material, 4Cr9Si2,4Cr10Si2Mo,21-4N,23-8N, X60, X80, Inconel751,21-4NWNb. 2.Production: CNC connection processing line, continuous furnace for heat treatment, friction welding, Stelli welding, U quenching, chrome plating, soft nitriding ...