product material quality：
　　201﹑301﹑304﹑304l﹑
　　321﹑316﹑316l﹑310s
seamless tube specification：
　　φ6--630mm×1--30mm
welded pipe specification：
　　φ18--2000mm×1--20mm
implementation standards：
　　gb、astm、asme、din、
　　en、gost、jis、ped

　　zhejiang yida special steel co. ltd. in the interests of big and beautiful, scenic setting of the lishui city paradise industrial park, hangzhou bay economic zone north east temperature and taiwan, li-high throughout the entire country, a deep-water port south of wenzhou, location, along transport facilities, the harmonious development of man and nature is typical of the ecological park.