ZheJiangWaysing Metal Products Co.,Ltd.specializes in the producing of hose coupling.We can provide the hose coupling in aluminum,brass and stainless steel.The product is produced strictly according with the FI122、A-A-59326 American standard or DIN2828 Germany standard,etc.The company has the capability of self-development,mold design,gravity casting,foring and aluminum-alloy T6 heat treatment.We sets up the whole process for product produce,quality control and so on .We have estabilsehed fr...View More