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ABOUT LFDY
  • Langfang DingYang is a large supplier and manufacture in China that specialized in producing all kinds of flanges and pipe fittings.we have our own pipe fitting factory since 1998 ,which covers 100 acres. In 1998, we invested and set up a new flange factory. Up to now, we have a complete production system, and become a professional and competitive group in this field.

    As an experienced exporting company, Langfang Ding Yang has been export for almost 10 years. We have clients all over the world and our products and service have been approved by many of our clients. We offer more competitive price to our clients to help them benefit more in the industrial market.​​​​​​​

    Langfang Ding Yang insist on our company policy “Top quality, Sincere cooperation, Consistent improvement, Pursuing perfect” and “Mutual benefit, Mutual Success”. We use the quality to occupy the market, use our sincerity to serve our customers.
WHAT WE DO?

Langfang DingYang is one of the leading companies dealing in exporting pipe fittings, flanges and tubes etc. Our product range includes: Carbon, alloy and stainless steel pipes in various grades including PI5CT,API5L,ASTM, ISO,JIS,ST, DIN, GB/T Carbon, alloy and stainless steel flanges including ANISI, ASME, JIS, DIN, NPT etc. Carbon and Stainless steel valves including ANISI, API, JIS, DIN, NPT. We have the experienced and professional technical team, the advanced production equipments, the predominant area advantages, and the convenient transportations. We will do our best to satisfy our customers in all aspects.
LASTEST NEWS
We have an excellent technical team, which can be designed according to customers requirements.

NEWS

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  • Future Development and Application of Pipe Fittings

    Pipe fittings Use of value and range pipe fittings the welding of dissimilar metals can save precious metal and make the product function better. For example, the work of the tool parts (high-speed steel) and tail (medium carbon) of the butt welding, internal combustion engine exhaust valve head (he

  • Langfang Dingyang Flange & Pipe Fitting Co.,Ltd wishes you a happy Dragon Boat Festival!

    The Dragon Boat Festival, also known as the Dragon Boat Festival, Dragon Boat Festival and Tianzhong Festival, originated from the worship of natural phenomena and evolved from the Dragon sacrifice in ancient times. During the midsummer Dragon Boat Festival, Canglong Qisu flies up to the middle of t

  • Stainless Steel Flange Corrosion-related Knowledge

    The corrosion resistance of stainless steel flanges in all kinds of tubes is the best, because stainless steel flanges can be deactivated with oxidants, forming a layer of tough dense chromium-rich oxide protective film $literal on the surface, thus effectively preventing the further occurrence of t

  • Storage Requirement of Carbon Steel Flanges

    Carbon steel flange storage is very important, the general project will choose carbon steel quality, carbon steel flange surface is very easy to appear floating rust, placing time long appearance is not beautiful, the storage of flanges shall not be placed directly on the ground, put the ground into

OUR PARTNERS

We hold "hundred percent customers' satisfaction" as our goal, providing timely and efficient after-sales services to our customers.​​​​​​​
  • 20+ Years Experience
  • Fast Delivery
  • Wholesale Price
  • ISO9001 Certification
We have an excellent technical team, our products in quality and quantity will make you satisfied, welcome to buy
  • 86-316-5120812
  • Mon-Sat: 09:00AM - 05:00PM
  • Room1-3-908 Zijincheng Commercial Building, Guangyang District, Langfang City,Hebei Province,China
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