Dear sirs, Kindly I'm eng Kareem from saudi arabia,my company is working in LPG contracts,i have inquiry copper pipes with large quantities and fitting around 60244 Meter are you have copper used for LPG works?Are you have approved or quality certificate or use NFPA code for copper? any catalogs for your copper products and fitting? ASTM B88&B280 pls send to me all info ASAP via or whatsapp. Kareem Ahmed