Our company is a precision casting and machining as one of the company from China, We have obtained the certificate of ISO9000 and CE，We have always been committed to combustion accessories and flare parts production for many years.We can manufacture all kinds of heat-resistant steel castings according to customer drawings ,Heat resistant steel materials including A-297Hk and A-297 HD A297 HF, A351CK20, A297HP45 etc ,We also supply the precision castings in accordance with the requirements of customers, include USA standard, German standard, Japanese standard, British standard etc.If you are interested in our company now, Or you need to buy cheaper precision castings,please feel free to contact me by email , I will give good quality and competitive price to you.Dongying Guorui Casting&machining Co.ltd is a committed to supplying precision casting for the following industry:1.Industrial flare system:Elevated flare,ground flare(Closed ground flare and Multi point ground flare),Sonic flare,steam assist flare and flare igniter and so on;2.combustion system: Radiant wall burner tip;duct combustion burner tip,Nozzle for boiler of power station and Incinerator;pilot mixer; Venturi mixer;air door for radiant wall burner;Heat resistant steel castings for kiln etc;3.Drilling accessories for oil field: drill pipe float valve(Model from 1F/2R to 5F/6R);Elevators;4.Flame arrester castings:Threaded In-Line Flame Arrestors;Detonation Flame Arrestors;Free Vent Flame Arrestor; High Pressure Deflagration Arrestor and so on;5.Oil and gas separator for electric submersible pump6.Mixer impeller and Pump impeller,pump body;7.Precision casting for pipe fittings and valves;8. Precision casting for explosion-proof junction box;Combining our experience,We will be the most preferential prices to supply the above precision castings to our customer