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Xiong C.-G.,Wenling Qianjiang Chemical Engineering Machinery Co.
Petrochemical Equipment | Year: 2014

Introduces the pipe filter standard HG/T 21637-1991 Filter for Chemical Pipe, JB/T 7538-1994 Basket Filter for Pipe and GB/T 14382-2008 Tee Strainers for Fluids for Pipes applicable scope, standard structure, technical requirements and inspection rules. Comparative analysis is made for the differences in the contents of the 3 standard, which bring difficulties. Source


Xiong C.-G.,Wenling Qianjiang Chemical Engineering Machinery Co.
Petrochemical Equipment | Year: 2014

By comparison with general chemical vessels, service condition of pressure vessels for refrigerant equipment with particular, JB/T 4750-2003 Pressure Vessels for Refrigerant Equipment is with the special industry standard, NB/T 47012-2010 Pressure Vessels for Refrigerant Equipment is in JB/T 4750-2003 revision to the foundation. This paper introduces the main changes of NB/T 47012-2010 and with JB/T 4750-2003, TSG R0004-2009 Supervision Regulation on Safety Technology for Stationary Pressure Vessel the main difference between, and gives advice about NB/T 47012-2010. Source


Xiong C.-G.,Wenling Qianjiang Chemical Engineering Machinery Co.
Petrochemical Equipment | Year: 2013

According to the specialty of the horizontal ammonia condenser, proceed from theory of heat transfer, the in-tube heat transfer enhancement, out-tube heat transfer enhancement and specialty of various tube-bundle supporting objects heat transfer enhancement method and the heat transfer effect were introduced. The development direction and research focus of horizontal ammonia condenser heat transfer was put forward. Source


Xiong C.-G.,Wenling Qianjiang Chemical Engineering Machinery Co.
Petrochemical Equipment | Year: 2013

Tube internal and external heat transfer mechanism of marine ammonia condenser are analyzed, the size and structure of tube is determined. The improved ammonia condenser was content with requirement of marine refrigeration system, heat exchange efficiency is arisen, service life is increased. Source


Xiong C.-G.,Wenling Qianjiang Chemical Engineering Machinery Co.
Petrochemical Equipment | Year: 2013

Four different electrode was applied on aluminized steel welding process test, and the welding test pieces were used for mechanical properties testing. Based on the experiments, four of the welding specimen mechanical properties data were obtained, the aluminized steel manual arc welding process was summarizes, which can be used as the aluminized steel welding processing to provide specific reference data. Source

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