• Model NO.：cast iron coupling
• Material：Cast Iron
• Type：Rigid Coupling
• Technology：Sand Casting+Machining
• Secondary Machining：Milling, Tapping, Grinding,Drilling
• Surface：Polishing, Powder Coating, Painting
• Tolerance：+-0.5mm or as Drawing
• Post-Process：Heat Treatment
• Delivery Time：30 Days After Payment
• Weight Range：as Design(0.1-1000)
• All Material：Carbon Steel
• Transport Package：Wooden Crate or by Customer′s Requirement
• Specification：Customized precision casting parts
• Trademark：customized investement casting
• Origin：Qingdao, Shandong, China
• HS Code：7307190000
• Production Capacity：1000tons Per Month

MaterialDuctile cast iron conforming to ASTM A-536, Grade 65-45-12Surface Treatment Epoxy powder coating (Red color- RAL3000; Orange)Optional: Galvanized (Zinc Plated, HDG Or Dip painted)Size 1"-12"Working Pressure300PSICerification ISO 9001:2008,FM,UL,CCC and CE approvedConnect End Type  Grooved end ,Thread end Technology CastingPayment by T/T,L/CStructure type1) Rigid Coupling,Flexible Coupling, Reducing Flexible Coupling2) Long Radius and Short Radius Elbow (90°/45°/22.5°/11.25°)3) Equal Tee, Grooved Reducing Tee, Grooved Reduing Tee(Threaded outlet)4) Grooved Mechanical Tee,Grooved Mechanical Cross5) Equal Cross, Grooved Reducing Cross6) Grooved Reducer, Threaded Reducer7) Adapter Flange, Grooved Split Flange