Jiangyin Sundream Precision Steel Tube

Jiangyin Sundream Precision Steel Tube Co., Ltd specializes in manufacturing precision steel tubes according to EN10305-4（DIN2391）, EN 10305-2(DIN2393) and ISO8535-1. Choosing St35、St52 and other high-quality steel bars as raw material, we process raw pipes by cold drawing and cold rolling. The outstanding features of steel tubes are of high accuracy, cleanliness and brightness. After professional heat treatment, the inner and outer walls are without being covered with oxide layer. The tubes have no block for hydraulic oil transport, no seam after flaring and squashing and no deformation after cold rolling. And they also could withstand high pressure.