304 316 tube both side flange with male (according to your drawing)

2.Package

3.Equipment:

4.Certificate:

5.Welcome to SINCO

Founded in 2001, Sinco Steel Co.,Ltd has undertaken several phases of expansion to become one of the largest, fully integrated stainless steel exporters in China.
 
With strong manufacturing bases in China Mainland, we produce and export pipes, fittings, flanges, valves, and so on.  We export more than 10,000MTS various products annually to overseas customers. SOUTH AMERICA, AUSTRALIA, USA, EUROPE, TAIWAN are our major markets.
 
Our products are widely used in petroleum, petrochemical, papermaking, shipbuilding, ocean engineering, nuclear industry, electrical power plant, food, beverage, pharmacy, water treatment and natural gas industry.
 
In order to guarantee the quality, we have been equipped with advanced testing equipment and professional technical staff. What’s more, we pay highly attention to after sale service, so we enjoy high reputation in clients.
Although we have achieved much in a short period of time, we remain focused on being the leading provider of high-quality stainless steel in China. SINCO will uphold the motto: "Quality first, credibility first, customer first" for ever.