... part made in China We offer OEM service Creatop elbow, carbow steel elbow, pipe elbow, industrial precision part, pipe fittingmade in ChinaWE offer ... )ISO9001 certified.3)Material: aluminum,iron,steel,stainless steel,brass,copper etc.4)process/treatment:cutting ,stamping,perforating, bending, welding,plating ... ' drawings or samples are highly appreciated. ningbo custom built brass elbow