China Categories

Home Products Suppliers Selling leads

Home /

Carbon Steel Accurate Crankshaft Forging Heat Treatment For Marine

Send your message to this supplier

*From:

Your email address is incorrect!

To:JIANGSU HUI XUAN NEW ENERGY EQUIPMENT CO.,LTD

*Subject:

Your subject must be between 10-255 characters!

*Message:

Your message must be between 20-3,000 characters!

Yes!I would like your verified suppliers matching service!

Buy cheap Carbon Steel Accurate Crankshaft Forging Heat Treatment For Marine from wholesalers

Carbon Steel Accurate Crankshaft Forging Heat Treatment For Marine

Ask Latest Price

Brand Name:HUIXUAN

Model Number:50T

Certification:ABS,DNV,BV,GL,KR,CCS,LR,NK,RINA,RS

Price:Negotiable

Payment Terms:L/C, T/T

Supply Ability:2000-4000 Ton/Month

Delivery Time:30-60 days

Company Data

JIANGSU HUI XUAN NEW ENERGY EQUIPMENT CO.,LTD

Verified Supplier

Contact Person Arnold

Business Type: Manufacturer Exporter

Officials: A 1002,HuaJian Mansion,Zhangjiagang City,JiangSu Province,China

Quality: Quality Certifitation Available

Visit Website

Product Details Company Profile

Product Details

Carbon Steel Accurate Crankshaft Forging Heat Treatment For Marine

1st, Products:

marine crankshaft,diesel engine crankshaft,ship inspection crankshaft,large scale high precision marine crankshaft

2, Products reference:

Material	50Mn,DG20Mn,25Cr2Ni4MoV,34CrNiMo6
Max weight	50T
Application	Crankshaft is most important parts of engine,it take forces from connecting rod, transfer into torque and output to drive others part of engine
Melting process	EF+LF+VD
Production process	Forging+heat treatment+rough machining+finish machining
Forging ratio	≥3.5
Applicable standard	ASTM,ASME,DIN,JIS,ISO,BS,API,EN
Executive standard	JB/GB/EN/DIN/JIS/ASME/ASTM/ISO
Certification authority	ABS,DNV,BV,GL,KR,CCS,LR,NK,RINA,RS
Delivery term	Rough machining(N+T);finish machining(Q+T)
Test equipment	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.

3, Custom properties

Material elements	C	Si	Mn	P	S	Cr	Ni	Mo	V
50Mn	0.48-0.56	0.17-0.37	0.70-1.00	≤0.035	≤0.035	≤0.25	≤0.30	--	-
DG20Mn	0.17-0.24	0.17-0.34	0.70-1.00	≤0.035	≤0.035	≤0.25	≤0.25	--
25Cr2Ni4MoV	≤0.25	≤0.23	≤0.53	≤0.006	≤0.004	≥1.62	≥3.75	≥0.33	≥0.09
34CrNiMo6	0.30-0.38	≤0.040	0.50-0.80	≤0.035	≤0.035	1.30-1.70	1.30-1.70	0.15-0.30

Mechanical property	Dia.(mm)	TS/Rm(Mpa)	YS/Rp0.2(Mpa)	EL/A5(%)	RA/Z(%)	Type Of notch	Impact energy	HBW
50Mn	Ø25	≥645	≥390	≥13	≥40	V	≥31	≤255HBS
DG20Mn	Ø25	≥450	≥275	≥24	≥50
34CrNiMo6	Ø15	750-900	450-600	≥13	≥55	V	-40℃≥20	≤269HBS

4, Process procedure:

Forging process flow quality control: Raw material steel ingot into warehouse(test the chemical content) → Cutting→ Heating(Furnace temperture test) → Heat treatment after forging(Furnace temperture test) Discharge the furnace(blank inspection)→ Machining→ Inspection(UT,MT,Visal diamention, hardness)→ QT→ Inspection(UT, mechanical properties, hardness, grain size)→ Finish machining→ Inspection (dimension)→ Packing and Marking(steel stamp, mark)→ Storage Shipment

5, Commerce clause

MOQ	1PC
Delivery time	30-60 days
Package	wood pallet,steel frame
Delivery term	FOB;CIF;CFR；DDU；
Payment term	T/T,LC
Type of shipping	By ocean,air

6, Keywords

Marine diesel engine crankshaft,crankshaft type ship inspection forging,crankshaft classification society certification,can be approved by big ten classification society.

High-precision dimensional tolerance;Excellent mechanical properties;Produce different dimension based on customer’s requirements;Advanced manufacture equipments and inspection devices;Excellent technical personality;Control the production procedure strictly;Pay attention on the package protection;

Quality full service.

Company Profile

JIANGSU HUI XUAN NEW ENERGY EQUIPMENT CO.,LTD

Jiangsu Huixuan New Energy Equipment Co., Ltd.

Company Profile

Jiangsu Huixuan New Energy Equipment Co., Ltd. was established in June, 2016, is one of the forging manufacturer especially for the forging export. We located in Jiangsu Province of mid-east of China with good location for abundant sea transportation and just 90km to Shanghai airport. We have five professional plants: free-die forging, ring rolling, rough machining, heat treatment and finish machining. Our annual production capacity is 80,000 tons for various of free-die forgings, ring rollings and formed forgings.

We have advanced supporting facilities, such as each of 10000t&3500t free-die forging hydraulic oil presses, each of 8T,5T,3T hammer,each of Ф9000mm and Ф5000mm ring rolling machine, one set of in-and-out material machine, 3 forging operators with the capacity of 150tons, 50tons and 20tons, various lifting vehicles, natural gas furnaces, chamber furnaces, sawing machines, drilling machines, heavy horizontal&vertical lathers, CNC machines, plane milling and boring machines, deep holeboring machines etc., totally more than 200 sets. All of these machines ensure to provide the coordinated process service from rough to finish machining. our customers are around the world,thanks to good company location we are able to provide fast ocean,air and railway transportation, achieved any location,any time,any problems quick response service.

Our principle is Quality is First. Each quality key ponits from raw material to finish machining , packing and shipment will have the inspector to control the production quality management and ensure the 98% products percent of pass. And our execute standard can meet the international general standard, such as JB/GB/EN/DIN/JIS/ASME/ASTM/ISO. We are the training base of China Forging Association and after we set up our Jiangsu Huixuan Technology Research Center, spectrometer lab, mechanical properties test lab, metallographic lab and NDT lab. There are direct reading spectrometer, carbon and sulfur analyzer, 300KN electronic testing machine, 600KN hydraulic testing machine, impact testing machine, metalloscope, oxygen nitrogen and hydrogen analyzer and so on, and can implement the NDT test such as UT, MT, PT and so on to ensure the product quality.

We can provide the forging with weight from 0.5t to 150t, and our main products are megawatt wind power main shafts, hydropower and thermal power rotors, power station auxiliary equipment spare parts, ship forgings for power of bent exle or propulsion of shafting, kinds of mining machinery forgings, step shafts, large gear rings, offshore oil and gas engineer forgings, oil forgings, special pressure vessel forgings and some others that can be used in kinds of heavy industry equipments field.

We are qualified by the classifications such as ABS, CCS, BV, LR, DNV, GL, KR, NK, RINA and got the approval certifications. Beside that, we also have PED pressure equipment production license of TUV and "special equipment manufacturing license". We also gain some honors such as " Jiangsu Province High-tech and New Enterprise"," Jiangsu Province Private Technology Enterprise", and" China Top 10 Wind Power Main Shafts Manufacturing Enterprise "," National Quality Management Best Award of Excellence "," Jiangsu Province Excellent Private Enterprise "," Jiangsu High Quality Products ", " Jiangsu Fareast International AAA Credit Rating Enterprise".

We invite the domestic and foreign merchants to cooperate sincerely and seek the common development, to create the brilliant together! !