galvanized welded tube specification:
1.outside diameter:3/8"-12", 10*20-300*500
2.materials: Q235,Q345B,20#,ASTM A53 GR.B, ASTM A 106GR.B and so on
3.In order to enhance the pipe corrosion resistance, the general tube galvanized. galvanized steel pipes can be divided into two types: Electro galvanized and hot dipped galvanized pipe.
Electro galvanized is about 50g-100g per square meter Zinc Coating, Hot dipped galvanized has two methd, one is about 150g-250gper square meter Zinc Coating, the other is about 250g-350gper square meter Zinc Coating.
The hot dipped galvanized have a little expensive but its antiseptic property is very good.
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With strong technical force and production capacity, we are confident to provide you the most competitive price and satisfying after-sale service.
Cangzhou Fixed Star Steel Co., Ltd
Fax:86-317-3136588
Contact: Aimy
