... Metal Products Co.,Ltd is one of the leading China male compression valve manufacturers and suppliers,Website:http://www.brassfittingsuppliers.com, equipped ... are always able to offer you best high quality male compression valve.Female Compression Valve1.Material:Brass(CW617N, DZR, Hpb58-2) OR ... the fittings, obtained by hot brass forged.3.Type: Female Compression Valve4.Size: Q16-1/2F,Q20-1/2F,Q20-3 ...