galvanized steel pipe

1.The product name :  pre-galvanized steel pipe 2.The product description: Steel Grade: Q195--Q345,S235JR,GR.B-D,STK500 Standard:GB/T3091--2001,BS1387--1985, DIN EN 10025,EN10219,JIS G3444:2004, ASTM A53 SCH40/80/STD,BS--EN10255--2004 Surface Finish:pre galvanized ,threaded,socket,engraved, painted Outer diameter (inch ):1/2’’---4’’ Thickness (mm):0.8---2.5 Length m:1---12m The section shape:round Country of origin:China(Mainland) Provinces :Tianjin Application :Structure Pipe The production process: ERW Certificate:CE Surface treatment: galvanized Whether the alloy:Non- alloy Factory :yes 3. product pictures    4.Company strength: Tianjin Minjie steel Co.,Ltd was established in 1998. It is located in the Economic and Developing Zone of JingHai,occupying the area more than 70000 square meters,just 40 kilometers from XinGang port,which is the biggest port in the north of China .we are manufacturer. our factory produce around 2500tons per month of steel coil. our factory be close to Tianjin PORT . Our team will bring you better service. Our team is constantly expanding. our factory produce around 4000tons steel pipes per month , square/rectangular tube around 2500tons per month ,angle steel around 2000tons  per month ....... 5.customer pictures                  The customer came to inspect the goods and was satisfied with the quality of our products. 6.product use  galvanized steel pipes use  for building and greenhouses