Mingdao customized valve seats vacuum furnace valve seat rubber metal seat long stem gate valve cast steel flange type

Declaration:

 Products shown herein are made to the requirements of specific customers and are illustrative of the types of manufacturing capabilities available within Densen group of companies.

Our policy is that none of these products will be sold to 3rd parties without written consent of the customers to whom the tooling, design and specifications belong.  

     Yuhuan Motorcycle Component Factory is located in the beautiful coastal city of Zhejiang, Yuhuan, in the middle of China's Gold Coast, north to the Yongtaiwen Expressway, south to Wenzhou and Taizhou Airport. The traffic is very convenient.
Our factory was established in 1995 and covers an area of 6,000 square meters. It is a professional manufacturer of all kinds of metal precision products, especially the development and manufacture of aluminum alloy die-casting, low-pressure or metal gravity casting, hot forging parts, and has formed the scale of mass production. At present, the factory has a certain scale of precision casting, CNC machining center and other equipment, as well as mature technology and production capacity. It is one of the supporting enterprises of the railway braking products of the Ministry of Railways and the China Railway Science Research Institute and China National Automobile Corporation. In the past 20 years, it has formed excellent strategic partnerships with well-known domestic enterprises and research institutes, and has established long-term cooperative relationships with many foreign merchants.
Our factory passed the ISO9001:2000 quality system certification in April 2002 and has a complete quality system. We adhere to the quality policy of "Honesty and Trustworthiness, Quality First, Continuous Improvement, Customer Satisfaction". We are eager to welcome customers and provide you with quality service with our continuous professional skills and professionalism.

Casting Service:

Casting is a manufacturing process in which a liquid material is usually poured into a mold, which contains a hollow cavity of the desired shape, and then allowed to solidify. 

 New Densen offers multiple investment casting, sand casting, permanent casting, die casting, low pressure casting, ESR casting, lost foam casting, etc. Material can be handled include steel, iron, non-ferrous. Single component weight range is from 0.01Kg to 150 tons separately. 

 Forging Service:

Forging is a manufacturing process involving the shaping of metal using localized compressive forces. New Densen offers open die forging, closed die forging and ring forging services. Material can be steel, iron and non-ferrous. Material can be handled include steel, iron, non-ferrous. Single component weight range is from 0.1Kg to 50,000Kgs.

Stamping Service:

Stamping (also known as punching) is the process of placing flat sheet metal in either blank or coil form into a stamping press where a tool and die surface forms the metal into a net shape.

 New Densen-XBL has more than 60 sets stamping equipments, is the designed supplier for several famous bands automotive companies, has the full ability to offer whole processes from blanking, stamping, welding, to electrostatic spraying for worldwide customers.

Welding & Fabrication Service: 

Welding Frabrication is the fabrication process of metal structures by cutting, bending, then assembling the components together through welding 

 New Densen offers manual arc welding ,laser welding and robot welding etc. UT, MPT,RT,PT all are available used for inspection, WPS &PQR (Welding Process Specification& Procedure Qualification Records) before production is available under clients’ requirement.  

 Machining Service: 

Machining is any of various processes in which a piece of raw material is cut into a desired final shape and size by a controlled material-removal process. 

New Densen-XBL has more than 60 sets precision machines incl. CNC center, boring, milling, lathing, etc., and more than 300 inspection instruments incl. 3 sets CMM with grade μm. Repeated tolerance can be maintained as 0.02mm. Meanwhile awarded by certificates ISO9001-2008; ISO/TS16949. New Densen-XBL specialized in high precise machining for small-middle-big metal components. 

3rd Party Inspection:

New Densen worked as 3rd party inspection center besides its sister factories or sub-contractors' self inspection, Offers process inspection, random inspection and before delivedry inspection services for material, mechanical, inside defects, dimentional, pressure, load, balance, surface treatment,  visual inspection and test. Weekly project follow-up report together with pictures and videos, full quality inspection documentation available. 

New Densen also designed as 3rd party inspection representative for several customers when their products made by other suppliers. 

Q: Are you a factory or trading company?

A:We're a direct factory,we have our own casting foundry and machining factory over 25 years.

Q: Do you make customized products based on our design drawings?

A: Yes, we are a professional metal fabrication factory with 20 experiences to make custom products according to clients' drawings.

Q: Will my drawing be safe after you get it?

A: Yes, we will not release your design to third party unless with your permission.

Q: What is the MOQ?

A: Usually we don't set MOQ, but the more, the cheaper. Besides, we are happy to make prototype or sample for clients to ensure quality standard.

Q: Whether some samples can be provided?

A: Yes, just need some sample cost and express cost,we will provide some parts which we have stock.

Q: How fast can my samples be finished?

A: Generally 5-7 Working days

Q: How to deal with the parts received when they are found to be in poor quality?

A: In case of non- conformance, please contact us immediately, we will check the problems and have them reworked or repaired at the first time. If none of these works, we support a refund.