Product Name: Cast Stainless Steel Exhaust Manifold for Auto Engine Modification Model NO.: LT-02131 Certification: ISO 9001:2008 Standard: AISI Machining Tolerance: +/-0.02mm Surface Roughness: Ra1.6 Surface Preparation: Polishing Material: Stainless Steel Application: Pump Molding Technics: Gravity Casting Process: Lost Wax Casting Casting Method: Thermal Gravity Casting Trademark: Langteng Transport Package: Woods Origin: Zhejiang Province Product Description Over 20 Years Experience in Investment Castings FieldLangteng industryhas production capacity of 2,000 tons/ year, is a Chinese leading supplier of precisioninvestment castings, CNC machining, rapidprototyping, CAD engineering, and complete assemblies.We are a unique, fullservice manufacturing company providing high strength, safety criticalcastings of both ferrous and non-ferrous alloys. All of our investment castings are manufactured to ISO 9001:2008 and AS9100 aerospace standards, andcommonlyutilized for demanding applications within the global defense, aerospace,oil and gas, automotive, tool and die, and other industrial markets.Our experience and exacting standards have resulted in our investment castings serving a diverse range of industries and companies across the world.Workshop