st52 steel tube 5 years ago ID: #500690 Listed In : Business & Services Manufacturing & Distribution Industrial Products 303 Ashtavinayak Building , 3rd Floor,Sadanand Wadi,V.P.Road,Girgaum Mumbai-400004,Maharashtra, India +91-2261432000 https://www.stindia.com/ Facebook Profile Business Description Steel Tubes India is industrial steel pipes suppliers to Oil & Gas piping, petrochemical refineries & Chemical processing industry since 1992. Reviews & Ratings Write a Review No Review. Please login / register to add your review. Tags : st52 steel tube din 2391 st52 st52 material suppliers in india DIN 2391 ST 52 Pipes