TradeVerifyAs the biggest steel pipe manufacture in china, we can supply Round, Square, Rectangular, Galvanized Steel Pipes Steel Bars and Cold Rolled Steel Strips. 1. The Round Steel Pipe ranges from 12mm up to 100mm, and the thickness from 0. 4mm up to 3.0mm. 2. The Hollow Section (Square and Rectangular Steel Pipe) size from 12mmX12mm up to 100mmX100mm, thickness from 0.4mm up to 3.0mm. 3. The Cold Rolled Steel Strips width from 25mm up to 550mm, and the thickness from 0.17mm up to 2.0mm. 4. The Galvanized Steel pipe standard is BS1387/1985, DIN2440, ASTM A53A SCH40.
