Open Die Forging Heavy Steel Block Hydropress Alloy Steel Tube Plate

• Application: Machinery
• Hardness: Hardened Tooth Surface
• Gear Position: External Gear
• Manufacturing Method: Free Forging
• Toothed Portion Shape: Double Helical Gear
• Material: Carbon Steel
• Model NO.: heavy steel block
• Type: Bevel Gear
• Main Mateirals: Carbon Steel, Stainless Steel and Alloy Steels
• International Standards: ASME, JIS, DIN, GB, BS, En, as, SABS
• Customization: Provided
• Material Forging: 20crmo Steel
• More Material: 42CrMo4,20crmnmo
• Transport Package: Sea Shipping
• Specification: 9-12 Ton
• Trademark: Tiangong
• Origin: China
• Production Capacity: 38, 000 Tons

Product Description

 

Product Description

Free Forging and Open Die Forging factory for 30 years.  
High Speed Gear transmission system parts manufacture 
ZPMC, NGC and Shanghai Electric long term stable supplier.  
4340 Die Casting Parts Ring Machining Open Die Forging Steel for gearbox industries

We produce and supply forged shaft blanks, forged step shafts blanks, forged flanged shaft blanks in carbon steel, alloy steel. These forged shaft blanks can be made up of carbon steel, and alloy steel. Like 40Cr steel, 40CrMo steel, etc. We can provide the heat treatment and rough machining service according to your requirement, This can help you to reduce your machining time and machining cost.

Industrial Uses for Custom Forged Discs, Rounds, & Cylinder Sleeves

 

 

Our Forged Steel Products
Tiangong Forging supplies a variety of semi-finished forged steel products, with the main materials being nickel-molybdenum steel, alloy steel, die steel, stainless steel and carbon steel. In addition to general steel grades such as 35#, 45#, 42CrMo, 42CrMo4, 18CrNiMo7-6, 20CrNi2Mo, 30CrNiMo8 and etc., we can also prepare the required steel according to other national specifications or specified alloy compositions requested by customers.

The maximum production shaft forging length/weight is 12m/15T; the maximum gear and wheel forging diameter/weight is 1.9m/9T.
We are particularly specialized in the forging of special-shaped forging parts. 

Our main products:  
A.Forged Gear Blank
B.Wheel and Pulley
C.Forged Shaft
D.Hollow Shaft
E.Crankshaft
F.Multi-stepped Shaft
G.Various forged blank and block
 I. Special-shaped Forging Parts
 

Product Parameters

Our open die forging process capabilities include:

More Products

Many industries utilize forged steel sleeves, rounds, and discs for industrial applications. They are often used by power generation and power transmission industries in blind flanges, tube sheets, and gears. At Great Lakes Forge, we work with customers in nearly every industrial sector. We provide our customers with the metal resources and custom-forged products required for various industrial applications. Industries we serve include:

• Chemical Processing
• Electric Motor Manufacturing
• Food & Beverage Processing Equipment Manufacturing
• Pelletizing & Compacting Equipment Production
• Steel Milling
• And many more

 

Production Flow Chart

Product Name	Round Forging Bar
Material	Alloy Steel, Carbon Steel, SS
Service	Raw Material, Forging, Hot Treatment, CNC Machining
Size	OD 500-5000mm, Thickness >50mm
Tolerance	±0.1mm
MOQ	10 Tons
Application	Machinery Parts, Wind Power, Areospacecraft, heaby duty equipment
Surface Treatment	Electroplate, Paint Spraying, Abrazine
Packing	Carton Box
Quality Control	100% Inspected /ISO9001 System

aterial	40CrMnMo 4140,4330,18CrNiMo7-6,4340
Forging equipment	6000T open die hydropress
Application	Electrical equipment,metallurgy,mine,press machine
Melting process	EF+LF+VD
Production process	Forging+heat treatment+rough machining+QT
Forging ratio	≥4
Applicable standard	ASTM,ASME,DIN,JIS,ISO,BS,API,EN
Executive standard	JB/GB/EN/DIN/JIS/ASME/ASTM/ISO
Certification authority	ISO9001:2008,BV,SGS,IST,UL.CTI
Delivery term	Rough machining(N+T);QT
Test equipments	Spectrograph,UT device,tensile and compact test machine,metalloscope,outside micrometer,bore dial indicator,hardness test machine
Service	Our service included the forging, process, heat treatment, finish machining, package, local logistics, customers clearance and maritime transport. We took the customer's requirements as the principal thing, and pay attention on the products quality.

 

Custom properties:

Material elements	C	Si	Mn	P	S	Cr	Ni	Mo	Others
4140	0.38-0.43	0.15-0.35	0.60-0.90	≤0.035	≤0.040	0.80-1.10	--	0.15-0.25	-
4330	0.28-0.33	0.10-0.35	0.85-1.15	≤0.020	≤0.020	0.80-1.10	1.10-1.40	0.35-0.55	-
18CrNiMo7-6	0.15-0.21	0.17-0.35	0.50-0.90	≤0.025	≤0.025	1.50-1.80	1.40-1.70	0.25-0.35
4340	0.38-0.43	0.15-0.35	0.60-0.80	≤0.035	≤0.040	0.70-0.90	1.65-2.00	0.20-0.30	-
40CrMnMo	0.37-0.45	0.20-0.40	0.90-1.20	≤0.040	≤0.040	0.90-1.20	--	Mo:0.2-0.3
420J2	0.26-0.35	≤1.00	≤1.00	≤0.030	≤0.035	12.0~14.0	≤ 0.60	--

 

Mechanical property	Dia.(mm)	TS/Rm(Mpa)	YS/Rp0.2(Mpa)	EL/A5(%)	RA/Z(%)	Type Of notch	Impact energy	HBW
4140	Ø15	740~1000	450~850	≥12	≥25	V	≥40	≤250HBS
4330	Ø10	≥1000	≥740	≥12	≥25	V	≥42	--
18CrNiMo7-6	Ø15	≥980	≥785	≥9	≥40	V	≥47	≤269HBS
4340	Ø15	≥980	≥835	≥12	≥55	V	≥78	≤179HBS
40CrMnMo	Ø15	≥980	≥785	≥10	≥45	V	≥63	≥217HBS
420J2	Ø15	800-950	≥600	≥14	--	V	≥20	≥290HBS

 

 

 

 

Certifications

Factory Show

 Our company located in Changzhou city, Jiangsu province. Neaby Shanghai.  With over 30 years of forging experience. Our focus is on using high-efficiency electro-hydraulic hammer facilities to produce free forged and open-die forged products.
We are proud of our independent quality assurance laboratory, which ensures that all of our products meet our customers' requirements.


A. More than 25 years of professional free forging and open-die forging manufacturing experience
B. The company covers an area of 71,000 square meters
C. The construction area of the production workshop is 12,000 square meters
D. Total number of employees: 158
E. 28 engineering and technical personnel
F. 59 skilled workers
G. Annual production capacity is 38,000 tons
H. Annual raw material steel throughput turnover reaches 56,000 tons 

Reliable production
At Tiangong Forging, we invest in production equipment every year to maintain and further improve the quality of our products.
The only way to achieve the required quality is to start with a correctly specified material and process it on an efficient forging machine. To ensure the final standards required by our customers, a correct and precisely controlled heat treatment process is a key factor.
Various types of high-precision machining equipment are also an important part of providing products with high customer satisfaction.

1. 12 tons Electro-hydraulic Hammer with Operating Machine
2. 8 tons Electro-hydraulic Hammer with Operating Machine
3. 5 tons Electro-hydraulic Hammer with Operating Machine
4. 20 tons Loader
5. 5 tons Loader
6. Natural Gas Pre-forging Heating Furnace
7. Heat Treatment Electric Furnace
8. There are 5 heat treatment electric furnaces with loading capacities of  5 tons, 15 tons, 50 tons, 60 tons and 60 tons respectively.
9. Various Machining Equipment
10. The machining center has multiple high-precision machining equipment such as CNC vertical lathes, CNC horizontal lathes, horizontal milling machines, radial drilling machines, ordinary horizontal lathes, sawing machines, etc

Forged shaft blanks

Flanged shafts, flange shafts and forged step shafts are used in a wide variety of industries including oil and gas exploration, machinery, gear manufacturing, aircraft and aerospace, energy and power generation, defense, automotive, heavy industrial, manufacturing, general metalworking, petroleum and chemical, mining, engine and turbine, ship building, construction, fabricated metal, pulp and paper, and food processing.

Main Mateirals: Carbon Steel, Stainless Steel and Alloy steels;  

International Standards: ASME, JIS, DIN, GB, BS, EN, AS, SABS, etc.    

Standardization and Customization are both our advantages.   

Application:  

Our parts are widely used in Chemical Industry, Wind power generator, Large machinery parts Chemical industry,Agricultural machinery parts ship shaft fittings. Wind Power gearbox Transmission system. 

Qingdao Port, Xiamen automatic Port, Shanghai Yang shan Port, Italy Vado port. Taiwan Tailway crane, Egypt hanging bridge, Sri Lanka railway crane, Thailand port bridge. South Korea railway crane, Hongkong island bridge, Singapore railway crane, Russia oil & mining machines and some miltary project. etc.


Customized solutions
Our modular process allows us to design solutions various industrial application requiring free-forged and open-die-forged parts. Our modularity means flexibility, wide choice, faster delivery and, above all, competitiveness.

All Tiangong Forging, products and production processes are designed to ensure exceptional, reliable and long-lasting unique mechanical properties, thereby reducing operating costs and extending service life.
With an extensive product range and extensive experience gained in most industrial applications, we can also provide engineering advice to our customers.

 

Welcome to visit our factory!  Welcome to send inquiry to us.  

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