... ,JIS,ASTM,SAE,DIN or special requirements from Customers.1) Chain wheel, gear wheel, sheave, idler wheel, platen, winding ... etc.(6) Fire grate car, carrier wheel, driving chain, chain wheel etc. for mine metallurgical engineering .(7) Support of bridge applies to ... ability: We can satisfy different contents test for 20 elements, and inspect casting with UT/MT/PT and mechanical properties inspection ...