The main products of Qingdao Hexin Machinery Co., Ltd.  include:  
U radiant tubes, W radiant tubes, Straight radiant tubes, Electricity radiant tubes, Special radiant tubes. Ethylene cracking furnace, furnace tube, reformer furnace tube, and so on.
Qingdao Hexin Machinery Co., Ltd. offer custom engineering and production: Bung assemblies,flanges,reducers, return bends, centrifugal cast tubes, and tube hangers, assembled or individual parts.

Other than the regular radiant tubes of W-type,U-type and I-type , we also customized various of special shape radiant tubes according to the request of the customers drawings or furnace type, like S type, O type, P type and more.
Those special radiant tubes are also produced by centrifugal cast tubes, with investment cast elbows, made from heat resistant alloys.