presentation-en-henan zhongyuan roller shaft
TRANSCRIPT
About usEstablished in 1993
Private company
205 employees
Turnover 20m$, 10000 tons of Forged rolls and shafts, 1200 pcs of molds
Top 3 pipe molds supplier in China
Reference ListSerial No. Customer Products Nation Start time
1 Cosmetal Work roll Brazil 2011
2 Wepuko Pahnke GmbH Press column, 2500T, 18500T Cylinder German 2012
3 Cummins, Inc. Generator shaft German 2009
4 OJSC Magnitogorsk Iron and Steel Works Work roll, Chill mold Russia 2016
5 POSCO Roll South Korea 2013
6 ANDRITZ GOUDA China Propeller shaft Holland 2011
7 Mittal Steel Company Straightening roll Canada 2012
8 MegFab Bending roll USA 2011
9 US Pipe Pipe mold USA 2011
10 McWane, Inc. Pipe mold, Pile mold USA 2014
11 Kurimoto, Ltd. Pipe mold Japan 2008
12 Jubail Energy Services Company Mandrel bar Saudi Arabia 2013
13 WEST COAST ENGINEERING CO., LTD. Work roll, Backup roll Thailand 2012
14 IZMIR DEMIR CELIK SANAYI A.S. Arbor Turkey 2012
15 EKINCILER DEMIR VE CELIK SAN A.S Arbor Turkey 2012
16 Gontermann-pipers(India) Limited Work roll India 2011
17 Tata Steel Limited Pipe mold India 2010
18 Mahaseam Seamless Co., Ltd Straightening roll India 2012
19 Taiyuan Heavy Industry Co., Ltd. Generator shaft, Leveling roll, Work roll,Backup roll, Column, Nuts China 2003
Reference ListSerial No. Customer Products Nation Start time
20 Shaanxi Yayan Equipment Factory Work roll, Backup roll China 2003
21 Anyang Iron & Steel Inc. Work roll, Backup roll China 2003
22 Sinosteel Corporation Work roll, Backup roll China 2009
23 SUN-GLARE Ltd. CHINA Work roll China 2015
24 Umecc Manufacturing Group Straightening roll China 2009
25 CITIC Heavy Industries Co Ltd Press column, Nuts, Tie rod China 2002
26 Hebei Machinery Import & Export Co.,Ltd. Work roll China 2006
27 Lingyuan Iron & Steel Group Co., Ltd. Work roll, Backup roll China 2014
28 Shandong Hualu Weiye Xinbancai Limited Company Work roll, Intermediate roll China 2011
29 Xichuan Aluminium Industry Group Work roll, Backup roll China 2012
30 Wuhan Iron and Steel Corporation Work roll China 2008
31 Wuhan Iron and Steel Corporation Hanyang Work roll, Intermediate roll, Backup roll China 2008
32 Xinjiang Bayi Iron & Steel Co.,Ltd. Work roll, Intermediate roll, Backup roll China 2007
33 Lufeng Lvbo Company Limited Work roll China 2011
34 Hansteel Group Table roll China 2007
35 China Non-ferrous Metals Processing Technology Co,.Ltd Work roll, Straightening roll China 2007
36 Shougang Chanzhi Iron & Steel Co., Ltd. Leveling roll, Straightening roll, Press column China 2003
37 Hebei Hongrun Heavy Industry Co., Ltd Plunger, Pulling rod, High pressure tube China 2006
38 Shougang Group Qinghuangdao Table roll China 2005
39 Tianjin Pipe (Group) Corporation Mandrel bar China 2013
Quality control
Workpiece inspection• Surface, dimension inspection• UT, standard according JB/T 5000.15‐1998 grade III
• Chemical composition inspection• Metallographic analysis
Quality control
Inspection during production process• Cutting ‐‐ Dimension inspect• ID rough machining ‐‐ Dimension inspect• OD rough machining ‐‐ Dimension inspect• Quenching and tempering ‐‐ Hardness and mechanical properties inspect
• OD half‐finish machining ‐‐ Dimension inspect, recheck hardness
• ID deep hole boring ‐‐ Dimension inspect• OD finish machining ‐‐ Dimension inspect
Quality controlFinish inspection• According drawings, inspect dimension, hardness, and surface
• Package inspect• Issuing product certificationThird party inspection
• SGS, BV, etc.
Back up RollType• RollSpecification• Max. D 1350mmTechnical challenges • The material is high‐carbon chromium steel,has a high requirement of blank, heat‐treatment and grinding
Applications• Ferrous and non‐ferrous metal plate rolling plant
Major clients• Mingtai Aluminum, HuachiLamella
Embossing RollType
• Roll
Specification
• All size
Technical challenges
• Hardening, profile machining
Applications
• Embossing
Major clients
• Exported to German
Profile steel straightening rollType
• Roll
Specification
• All size
Technical challenges
• Hardening, profile machining
Applications
• Profile steel straightening
Major clients
• Exported to Ukraine
Pilger RollType
• Roll
Specification
• We can not machining the profile
Technical challenges
• Profile machining
Applications
• Tube rolling
Major clients
• Exported to India
Tension leveling line work rollType
• Roll
Specification
• D>Φ45mm
Technical challenges
• Machining of slender rod with low rigidity
Applications
• Tension leveling line
Major clients
• Changzhi Forging • Xixia Longcheng Special Materials
Paper Embossing RollType
• Roll
Specification
• All size
Technical challenges
• Hollow rolls are hard to produce, dynamic balance
Applications
• High‐grade paper production
Major clients
Tube straightening rollType
• Roll
Specification
• All size
Technical challenges
• Profile machining, hardening, inner keyslot machining for the hollow rolls
Applications
• Tube straightening
Major clients
• Metalwk HydraumaticMachinery
Tube straightening rollType
• Roll
Specification
• All size
Technical challenges
• Profile machining, hardening, inner keyslot machining for the hollow rolls
Applications
• Tube straightening
Major clients
• Metalwk HydraumaticMachinery
Water cooled pipe moldType
• Pipe moldSpecification
• DN80‐DN2200, length up to 9000mm
Technical challenges
• Integrated forging of large size blank
Applications
• Centrifugal castingMajor clients
• Exported to major DI pipe companies of USA, India, Turkey, Russia, Korea,etc.
Hot mold method pipe moldType
• Pipe mold
Specification
• DN1200‐2600*9000mm
Technical challenges
• Drilling of the huge quantity holes on the surface
Applications
• Centrifugal casting
Major clients
• Jindal, Taiwan Jinyuan
Pole moldType
• Pipe mold
Specification
• DN100—500, length up to 5800mm
Technical challenges
• Inner steps machining
Applications
• Centrifugal casting of poles
Major clients
• USA
Machine sleeveType
• Pipe mold
Specification
• DN80‐300*7000mm
Technical challenges
• Machining, nitriding
Applications
• High speed centrifugal casting of DI pipe under DN400
Major clients
• Jindal
Ship building bending rollType• Machinery partsSpecification• Max. size produced Φ550mm*21000mm
Technical challenges • Blank preparation, heat‐treatment, machining and transportation of ultra‐long workpiece
Applications• Ship building plate bendingMajor clients• Changzhi bigstars metal‐forming
Generator shaftType
• Machinery parts
Specification
• Max. D≤ 1000mm
Technical challenges
• Welding
Applications
• Generator, electromoto
Major clients
• Commins
Tie rod and nutType
• Machinery partsSpecification
• Max. size produced Φ470*19630mm
Technical challenges
• Blank preparation, heat‐treatment, machining and transportation of ultra‐long workpiece
Applications
• Hydraulic pressMajor clients
• Taiyuan Heavy Industry
Table RollType
• Machinery parts
Specification
• All size
Technical challenges
• Hardening of the taper surface
Applications
• Rolling mill conveyor line
Major clients
• Taiyuan Heavy Industry
Stretch RollerType
• Machinery parts
Specification
• Max. size produced Φ1300*13500mm
Technical challenges
• Large, thin wall
Applications
• Paper production
Major clients
Retained MandrelType
• Machinery parts
Specification
• Φ80‐450*17500mm
Technical challenges
• Low rigidity, chroming
Applications
• Tube rolling
Major clients
• India
MandrelType
• Machinery parts
Specification
• All size
Technical challenges
• Low rigidity, chroming
Applications
• Tube rolling
Major clients
• India
Single –roll crusher main shaft Type
• Machinery Parts
Specification
• Weight ≤24T
Technical challenges
• None
Applications
• Crusher
Major clients
• Jiaozuo Maike Metallurgical Machinery
PlungerType
• Machinery Parts
Specification
• All size
Technical challenges
• Machining precision, chroming
Applications
• Hydraulic equipment
Major clients
Spinning machine shaftType
• Machinery parts
Specification
• All size
Technical challenges
• Shot‐peening
Applications
• Spinning machine
Major clients
• Zhengzhou Textile Machinery
Mill screwType
• Machinery parts
Specification
• All size
Technical challenges
• Thread machining
Applications
• Rolling mill
Major clients
• Exported to USA(Indirectly)• Nanyang Hanye Special Steel
Piercing RollType
• Machinery parts
Specification
• All size
Technical challenges
• Taper machining
Applications
• Tube rolling
Major clients
• Exported to USA(Indirectly)
Piercing RollType
• Machinery parts
Specification
• All size
Technical challenges
• Taper machining
Applications
• Tube rolling
Major clients
• Exported to USA(Indirectly)