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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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  • General Explanation of Stainless Steel Pipe Fittings

    Stainless steel pipe fittings belong to one kind of pipe fittings, it is made of stainless steel material so called stainless steel pipe fittings, it includes: stainless steel elbow, stainless steel tee, stainless steel tee, stainless steel four-way, stainless steel different diameter pipe, stainles

  • Classification of Stainless Steel Pipe Fittings

    Classification of stainless steel threaded pipe fittingsSocket welded stainless steel pipe fittingsThe socket welded stainless steel pipe is the most reliable connection mode of all connection modes by inserting the stainless steel pipe into the socket part and making argon arc welding along the edg

  • How to deal with the problem of stainless steel flange processing?

    Problems in processing stainless steel flange Understand the processing requirements of stainless steel flange and pay attention to some problems: 1. Weld defect: the weld defect of stainless steel flange is severe. If manual and mechanical grinding is used to compensate, the grinding trace will be

  • Langfang Dingyang Flange & Pipe Fitting Co.,Ltd wishes you enjoy a happy Army Day!

    August 1st Army Day is the anniversary of the founding of the Chinese people’s Liberation Army. It is set up by the Chinese people’s Revolutionary Military Commission on August 1st every year to commemorate the founding of the Chinese workers’ and peasants’ Red Army.On July 11, 1933, the Provisional

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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