Open Die High Precision Piston Crown Hot Forging Parts for Marine Diesel Engine

• Customization: Available
• Processing Object: Metal
• Molding Style: Forging
• Model NO.: Customized
• Molding Technics: Open Die
• Application: Winder Power, Ship Building, Industry Equipments
• Material: Steel
• Heat Treatment: Quenching
• Surface Treatment: Rough Machining
• Forging Tolerance: +/-0.5mm
• Standard: ASME
• Certification: ISO 9001:2000, ISO 9001:2008
• Process: Open Die, Ring Rolling, Hot Forging, Closed Die
• Serive: OEM/ODM
• Quality: High Quality
• Transport Package: Sea Wooden Packing
• Specification: 0.2kg/PCS-150kg/PCS
• Trademark: CW
• Origin: China

Product Description

Piston Crown 

Detail Image

 

Forged parts for shipping and Marine:
Forged Shaft for Shipbuilding,Shaft ,Shaft Couplings,FWD BOSS,AFT BOSS,ABS Gear Blanks,ABS Marine Shafts (All types),Rudder
Marine-Diesel engine: piston rod, Cylinder Cover blank, connecting rod, Chain wheel, crankshaft, crosshead
Other forgings also available

FOR DIESEL ENGHINE
MAN major material for diesel engine (With MAN Diesel & Turbo CERTIFICATE)
S17MoS, S30MnH, S45SU, S30S, S18CrNiMo, S20CrMoVS, S20CrMoVS, S30MnH, S42Cr1S, S45SU, S30S , S19R, etc

FOR OTHER FORGINGS
Material: Carbon Steel, Alloy Steel, Tool steel, Stainless steel
Standard: DIN, ASTM, GB, JIS related ones
Piece weight: no more than 20tons
Ring: outer diameter no more than 3500mm
Shaft Length: No more than 10 meter
All different forging products as per customer drawing
Mill Frequently Used Steel Materials:
1) Wind Power Shaft: 42CrMo4V, 34CrNiMo6; Wind Power Flange: S355NL, C22, 16Mn, 20Mn, 42CrMo, F304.
2) Forged Pipe Fittings: SA106 CL B, SA106 CL C, WB36, 12Cr1MoV, SA335 P11, P12, P22, P91, SA182 Gr.F1, Gr.F5, Gr.F11 CL2, Gr.F12
CL2, Gr.F22 CL3, SA350 Gr.LF1, Gr.LF2,
Gr.LF3.
3) Pressure Vessel Forgings: SA105, SA350 LF2, 16Mn, 20MnMo, 15MnMo, 12Cr2Mo1, 14Cr1Mo, F304, F316, 17-4PH.
4) Shaft Related Forgings: 25CrMo4, 42CrMo4, 40CrNiMo, 34CrNi3Mo, 25Cr2Ni4MoV, 18CrNiMo5, 30CrMo, 4130, 4140.
5) Gear Related Forgings: 35CrMo, 34CrMo4, 4137, 42CrMo, 4140, SCM440, 20CrMnMo, 40CrNiMo, 20CrNi2Mo, 20Cr2Ni4A, 34CrNi3Mo.
6) Copper Forgings: C10100, C10200, C10300, C10700, C12000, C12200.

Product Description

 

Application

Forging & Heat Treatment Equipment List

Name & Description	Forging Handling Capacities	Quantity
3150 Tons Free Forging Hydraulic Press	Max. Single Forging in 28 Tons	1
5000mm Diameter Rolling Forging Machine	Max. Single Forging in 16 Tons	1
8 Tons Free Forging Hummer	Max. Single Forging in 7.5 Tons	1
6 Tons Free Forging Hummer	Max. Single Forging in 5.5 Tons	1
5 Tons Free Forging Hummer	Max. Single Forging in 4.5 Tons	1
60 Tons Forging Handling Operator	Max. Single Forging in 45 Tons	1
10 Tons Forging Handling Operator	Max. Single Forging in 7.5 Tons	1
80 Tons Crane	Max. Single Ingot in 80 Tons	1
60/30 Tons Crane	Max. Single Ingot in 60 Tons	1
30/10 Tons Crane	30/10 Tons	4
Trolley Heat Furnace	5000*1500*1200 mm	3
Trolley Heat Furnace	8000*2000*1600 mm	3
Trolley Heat Furnace	6500*1500*1200 mm	3
Vertical Heat Furnace	Ø2500*10000 mm	2
Total Forging Equipment Quantity		24

 

Production Flow

 Forging Production Flow

1. Enquiry With Drawing In Details
2. Confirm Steel Material, Chemical Compositions, Mechanical Properties, Tolerances
3. Confirm Payment Terms, Order Materials or Check Material in Stock
4. Check Material Chemical Compositions, Material Weight, Dimensions
5. Cut Materials, Record Weight, Pre-Heating For Forging
6. Forging Ratios, Heat Treatment After Forging, Dimension Check
7. Rough Machining, UT Test, Heat Treatment
8. Fine Machining, UT & PT Test, Dimensions Inspection, Mechanical Properties Test
9. Customer Inspection at Site, Packing, Delivery Arrangement
10. Balance Payment Confirmation, Dispatch Forgings or Casting
11. Bill of Loading Confirmation, MTC Dispatch, Customs Clearances
12. Order Accomplished!!!

Product Packaging

Other Products

 

 

FAQ

 

1. who are we? We are based in Jiangsu, China, start from 2010,sell to Eastern Asia(20.00%),Mid East(20.00%),Eastern Europe(15.00%),Southeast Asia(15.00%),Northern Europe(10.00%),Domestic Market(10.00%),South America(5.00%),Western Europe(5.00%),South Asia(0.00%),North America(0.00%),Oceania(0.00%),Southern Europe(0.00%),Central America(0.00%),Africa(0.00%). There are total about 11-50 people in our office.

2. how can we guarantee quality? Always a pre-production sample before mass production; Always final Inspection before shipment;

3.what can you buy from us? Steel Pipe, Seamless Pipe, Hydraulic Oil Tube, Precision Tube, Stainless Steel Tube

4. why should you buy from us not from other suppliers? Production: Advanced production line and drawing with special oil to make the surface in best condition. Lower roughness and good mechanical performance. Inspection before delivery: Professional team for inspection and randomly check

5. what services can we provide? Accepted Delivery Terms: FOB,CFR,CIF,EXW,DDP,DDU; Accepted Payment Currency:USD,EUR,HKD,CNY; Accepted Payment Type: T/T,L/C,MoneyGram; Language Spoken:English,Chinese,Spanish,Japanese

Company Profile

Chewit International

Chewit international Located in zhangjiagang city which is along The Yangtze Golden Channel the junction of River and Coast Economic Belt. It owns an excellent geographic position, as it is close to Nanjing city in the north, adjacent to Suzhou and Wuxi cities in the south, next to Shanghai international city in the east. Zhangjiagang international port and State highway endow us a convenient water and land transportation which links us to the outside world both home and aboard. Chewit International is one group company with two manufactures one is producing steel forgings for Marine, Power, Boiler, Ocean, Oil, Petrochemical, Mechanical and Hydraulic fields and the other is producing precision steel tubes for automotive industry and hydraulic system and also one semi-independent company specially for import and export business. We have a total area of 150000 square meters with the employees over 200 people. All the products well produced by our mills need to be double inspected by chewit professional quality controller and then we will offer our customer the vivid report for the tested items. Only those products which are inspected well can be allowed to delivery to our customers. By the means of strict inspection, we wined a lot of customer for long term business both home and abroad. We adhere to our company tenet Customer First, Quality formost and always try our best to serve our customer with our full heart.