Zhejiang Weigao Standard Parts Co.,Ltd. was founded in 1990. It is a professional company with many years of production experience and technical strength. The company is located in Shangyu and the traffic is very convenient. It is 80KM from Hangzhou Airport, 200KM from Shanghai Port, 52KM from Ningbo Airport and 60KM from Ningbo Beilun Port.


Wide product applications:

The company specializes in the production of high pressure resistant, high and low temperature resistant and corrosion-resistant high-strength bolts, nut, stud and non-standard special fasteners complying with national standard (GB), American Standard (ASTM), international standards (ISO) and the domestic industry standards. The products are widely used in marine vessels, petrochemical, nuclear power machinery, fluid engineering, pressure vessels, new energy, new environmental protection equipment and other industries.

In recent years, the company is committed to the development of coating technologies applied to various harsh environments and media, and the production of coating products to meet the needs for anti-corrosion, anti-acid & alkali of bolt fasteners, allowing them to be widely used in oil drilling equipment, oil chemical plants, pump valves and seals, petrochemical pipeline containers, oil production and seawater / water sewage pipelines, and other plants used in highly corrosive harsh environments.


Solid production technological force:

The company has a registered capital of 35 million yuan and a total area of 25,000㎡ with a strong production and technical force, as well as complete sophisticated detection equipment. The company is equipped with a complete set of fastener manufacturing equipment, to meet the needs for the production of bolts, nut forging, thread forming, and heat treatment of products, as well as the requirements for complete testing and validations including product chemical element analysis, mechanical properties testing, magnetic particle detection, etc.


System certification guarantee:

The company has strict quality control requirements, and has passed the American Petroleum Institute API-20E "Alloy and Carbon Steel Bolts for the Oil and Gas Industry", API-20F "Corrosion-resistant Bolts for Oil and Gas Industry" double-concert certificate, TUV Nande CE Certification, TUV Nande AD2000 certification, quality system (ISO9001), environmental system (ISO14001), occupational health and safety (OHSAS18001) system certification, etc., to meet the product needs of customers in many fields.


High-quality customer groups:

At the early stage, with the help of Suzhou Valve Factory of China Nuclear Industry Group, in 1995, the company started to provide high pressure fasteners that were fully compliant with ASTM standard series for Suzhou Kaifu Valve Factory, a joint venture of the United States company CIRCOR and Suzhou Valve factory. Since then, the company has embarked on a path of cooperation with internationally renowned companies. The well-known manufacturers we are serving are: Neways Valves, KITZ, LARSON & TOUBRO LIMITED (Chinese factory), THEWM POWEU COMPANY (Chinese factory), NEWCO-NEWMANS DIV (Chinese factory), China Huanqiu Engineering Co., Ltd., Yitai Coal Industry, Sinopec, China Founder, and other well-known domestic and international high-quality companies.

To produce high-quality fasteners is our commitment to customer. Pure-minded, we are concentrated on our specialized field. Over the past decades, we have been consistently sticking to the operation idea of conscientious operation, whole-hearted service, and the pursuit of perfection, striving to build a high quality image of fasteners bearing the “Y” sign in the industry. We will firmly establish the awareness of “quality Priority”, and gradually realize a high degree of standardization and international sales management.