Nennen greycastiron Werkstoff greycastiron Verpackung packingofcarton, liningofPlasticbags Spezifikation 12-4 Einführung QingDaoHuangJiCastingCo entleeren., Ltdasalarge, domesticproductionbase, isaprofessionalplant specializinginmanufacturingofmalleableironpipefitting, ourcompanynowownmorethan200 Mitarbeitern coversanareaof20,000squaremeterswithabuildingareaof6,000squaremeters. Withproductionequipmentandinspectionfacilitiesofmorethan50sets.Ourannualproduction capacitytops2000tons.Intheproductionprocess, weadoptadvancedmeltingtechnology "closed dustremovingcupola" "30mtenergysavingannealingfurnace" heattreatment.hotdipped galvanizationthroughupperheatinggalvanizationfurnaceaswellasadvancedmechanicalmachining. owningtoclosecheckthroughouttheproductionprocess, themalleableironpipefittingproducedand registeredbyourcompanywithAmericanBritishGermanystandardthreads, areensuredinqualityfor theirdurability, brilliantandsmoothsurface, geometricalprecisioninsize, guaranteedaccuracyand convenienceinusingandinterchangeability, theproductsarepopularinUSA, Deutschland, Südostasien, Japan, TaiWan.andsoon