We are steel and Iron castings manufacturer for several industries with various material grades ,Gray Metropolis Engineering Co., Ltd. was established in 1972 using induction furnace 600 ton annual capacity. In 1989 the annual production capacity was increased to 1,500 tons. In 1994 MECO.moved to newsite with area 2.3 Acres ,located in Bangpoo Industrial  Estate, Samut Prakan Province. In 2012 MECO imported 1.5T Induction furnace, annual, production capacity was  increased to 1,500 tons Our castings are several difference types of industrial machine parts such as Jaw plates (SCMnH11), Cone crusher parts (GX120MnCr13-2), Hammer Mill (B1-B2), Agricultural machine parts (SC46-49) ,Grate bar (SCH13) ,Slurry /Drege Pump (GX100Mn13),Wear Liner (G-X260 Cr 27,Nihard 4) ,Drive Wheel (FCD700-7),Bollard (GG-30) etc. To ensure quality products for our customer ,we have over 10 years of chemical testing and analysis experience such as Chemical composition analysis , Hardness Testing, Microstructure Analysis to Evaluate Cast iron Properties , Liquid Penetrant Testing, PT.etc. We also export out products to foreign country which include U.S.A., U.K., Finland, U.A.E, Australia ,Singapore, India, China and Japan. Etc.