Thread Rolling
Thread Rolling: Large specification, high precision, intelligentPrecision intelligent thread rolling M16 to M300Good lifetime control of rolling diesBetter fatigue resistance
Precision Machining Parts
With advanced technical advantages and CNC machining experience, we are good at manufacturing a series of industrial precision machining parts. Jinan ZhongChuan (JNZC)'s precision machining servic...
Power & Gas Turbine
The gas turbine is mainly composed of a compressor, a combustion chamber, and a turbine. The gas turbine generator set is an important guarantee equipment to realize the optimization of the power gene...
II. Fastener Manufacturing Process (2)
2.2.3 Pickling, Phosphating, and SoapingEquipment: Pickling tank, water rinsing tank, phosphating tank, soaping tank.Purpose of Pickling: To remove the oxide layer and rust from the surface of the wir...
NDT
NDT-Non-destructive Test:MT, UT, PT NAS 410 / ISO 9712 Certified personnels Nadcap NDT Certification
Rail & Locomotive
Common rail transit includes traditional railways, subway/light rail, high-speed rail, etc.The rail transit industry has strict requirements on the fatigue resistance and anti-loosening performance of...
II. Fastener Manufacturing Process (3)
2.2.6 TurningTurning is a type of machining that primarily uses lathes to perform cutting operations on work piece blanks to achieve the desired workpiece profile.Turning operations include lathe cutt...
Inspection & Measurement
The quality management department of Jinan ZhongChuan Equipment Co., Ltd (JNZC). is fully responsible for the company's quality management work and has established project management, quality syst...
Surface Treatment
Surface Treatment:In-house solutionsBlack oxidePhosphatingFlake zinc-aluminum coating (Dacromet, Geomet)HDG (Hot dip galvanizing)Electro galvanizingMechanical galvanizingCopper platingTeflonSpecial co...
Heavy Trucks, Construction & Mining Equipment
Due to the harsh working conditions, heavy trucks, construction & mining machinery require fasteners to have high reliability such as anti-loosening and wear resistance.Jinan ZhongChuan's (JNZ...
II. Fastener Manufacturing Process (4)
2.2.8 Heat TreatmentHeat treatment is a comprehensive technological process in which materials are heated, held at temperature, and cooled within a specific medium to control their properties by alter...
Inspection
Integrated tests and inspection instruments for chemical, mechanical, and precision measurement
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