Galvanization steel tube, round tube, square tube) surface is smooth and no points inside and outside evenly galvanized, zinc layer thickness, corrosion resistance, can be widely used for heating water gas, greenhouses, build the framework, the low pressure pipe, etc. According to customer requirements to produce 120 g, 200 g, 300 g, 400 g and above different zinc layer products, our factory produce galvanized pipe welded pipe used in the all have our own production, and galvanized, in under the premise of guarantee quality and the production period, reduce the cost, price and quality advantage is obvious On the premise of guarantee quality in our factory, look forward to your negotiate with optimal price.