... Nickel Pipe Fitting Co.,Ltd is always at your service. Welcome to contact with our factory and company. Product Titanium Machined Part ... Gr1,Gr2,Gr3,Gr4,Gr5,Gr7,Gr9,Gr12 Specification According to customer’s drawing mechanical seal parts Standard ASTM,DIN,EN ... , textile machines, electronic machines, etc. 5. We are able to supply sheet metal, mechanical parts machining, surface treatment such as ...