Tongyu Heavy Industry Co., Ltd.
Enterprise Honor
Tongyu Heavy Industry Co., Ltd. Entered “top100 Enterprises For New And Hi-tech Industry’’.
Commendation for science and technology innovation and talent work of Tongyu Heavy Industry
25MN CNC hydraulic straightening machine
Large electroslag remelting steel ingot
Hitachi wheel forgings and manufacturing process
New technology for ultra-high pressure forging large diameter thick-walled seamless steel pipe
Forging die and forging process for high-angle tapered hole forgings
Free forging hydraulic press large diameter inlet system
Rack steel processing and manufacturing method
Straightening machine intelligent control system
Wind turbine main shaft forming process
Numerical control elevator guide planer
Large diameter deep hole nesting rod
Slag flue gas drying system equipment
30 tons CNC three-phase bottom-type electroslag furnace
Manufacturing process of hard bainite structure gear on surface
Slag material flue gas drying process - invention patent certificate
Ultra-high pressure forging large diameter special thick wall seamless steel tube forming process
120MN free forging hydraulic press
Shaft type small diameter step deep hole processing technology and process equipment
Small hole shafts center position deep sampling pr
30MN straight hydraulic press
Heavy crankshaft milling machine processing technology
Hydraulic machinery wind tunnel type air cooling d
Hydraulic machinery chimney type air cooling devic
Large diameter pressure relief system of hydraulic
Fire prevention device of hydraulic open die forgi
CNC elevator guide planer
Large diameter ductile iron pipe mould
25MN CNC straightening hydraulic press
Large electroslag remelting steel ingot
Wind turbine main shaft above 1.5MW
F91 large forged three-way product development
New technology for ultra-high pressure forging large diameter and thick wall seamless steel pipe
Fiber-retaining wind power direct drive spindle forming technology
Ultra-low carbon controlled stainless steel 316LN large electric slag weight for AP1000 nuclear power main pipeline
CNC heavy-duty deep hole nesting horizontal lathe
120MN free forging hydraulic press
Development of rack steel forgings for self-elevating offshore oil rigs
Development of rack steel forgings for self-elevating offshore oil rigs
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