Zhangqiu Dingtong Petrochemical Accessories is located in Jinan City, Shandong Province, and was founded in 1999. Our company is specialized in manufacturing all kinds of forged flanges.
Meeting BS4504, EN1092-1 and Other Standards
Our products including weld neck, slip-on, blind and plate flanges come in various sizes. We can also make items according to ANSI, BS4504, EN1092-1, SABS 1123, UNI and GOST standards. Meanwhile, our products are exported to more than 20 countries, such as the US, Canada, Germany, Spain, Italy, the UK, Japan and South Korea.
Adhering to National and International Standards
We have strong professional technical force, rich experience, integrated data and advanced equipment, as well as high-quality forging, machine-processing, assembly and packing lines. Our product quality is in full compliance with both national and international standards and we have obtained ISO 9001:2008 quality certification.
Work with Us Today
Our company strives for survival through quality and development. We will constantly develop ourselves to supply excellent products with high quality and best service to our clients. We warmly welcome all friends to visit our factory.