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.

Straight pipe of U-type radiant tube is made of high temperature resistant centrifugal casting pits pipe, bend adopts precision casting technology, U-type radiant tube used for even back, galvanizing line horizontal annealing furnace and silicon steel heat treatment furnace, under the protective atmosphere of nitrogen and hydrogen, radiant tube by natural gas or coke oven gas combustion heat energy, through the outside of the tube radiation radiation heat transfer, uniform operation of the strip from room temperature quickly and evenly heated to about 900 degrees, the strip annealing.

About us

Qingdao Hexin Machinery is professional for manufacturing, sale and research of high temperature alloy centrifugal cast tube, Heat resistant steel precision castings and sand mold casting.
The main products are: Ethylene cracking furnace furnace tube, reformer furnace tube, all kinds of casting alloy elbow, casting tube sheet, hook, hanger, bracket and other heat resistant casting products. Furnace rollers, radiant tubes, sink roll, stabilizing roll, support arm and sleeve and other heat resistant alloy used for continuous galvanizing line(continuous annealing line), all kinds of heat treatment fixtures used for heating processing equipment, like tray, basket, fan and so on. Widely used for famous brand heat treatment equipment, such as IPSEN, AICHELIN, FONTON, etc.
We committed to the strict quality control and strictly implement ISO9000 series quality management system, Ensure the castings in each process of each station "zero defect" production, Quality has won the acceptance of customers at home and abroad.