... valve and pipe fitting moulds.We have much experience of making threaded union moulds. Founded time2003Specification:1/2''- ... as customer requirementMould life:Depends on various kinds of steelCavity:Single/multiNumber of cavity:1-32Mould shipment:By sea,By ... ISA, specification, type, etc. certificate, various colors avaible, full ranges of diameter, trustable qualit, standard: BS,ANSI,DIN,JIS,socket, ...