... BS,DIN ISO9001,SGS,BV Galvanized casting iron conical pipe union 330 Size1/8”-6”FinishingGalvanized, Electro Galvanized, ... BlackThreadsDIN, BS, NPT, G Thread, MetricShape Galvanized iron pipe fittingRibswith or without RibBrandO,Q,HE ,HGMaterialMalleable iron of ISO ... , BSI, Famous Brand Enterprise in Hebei, China Certificates: Service:(malleable iron plumbing material)1) Prompt shipment: by reputed ...