产品主要用于消防管道、中央空调管道、天然气管道、自来水管道、建筑架子管、穿线管、钢构等领域。另外可给客户配管件。

　　友发集团为世界500强企业，钢管的强度、壁厚、锌层均符合国标，产品质量由中国人民财产保险公司承保，解除客户担心的产品质量以及风险问题。

　　许昌镀锌钢管常规规格有: 

　　DN15*1.5/1.6/1.7/1.8/1.9/2.0/2.1/2.2/2.3/2.4/2.5/2.75

　　DN20*1.5/1.6/1.7/1.8/1.9/2.0/2.1/2.2/2.3/2.4/2.5/2.75 

　　DN25*2.6/1.7/1.8/1.9/2.0/2.1/2.2/2.3/2.4/2.5/2.75/3.0/3.25

　　DN32*1.6/1.7/1.8/1.9/2.0/2.1/2.2/2.3/2.4/2.5/2.75/3.0/3.25

　　DN40*2.0/2.1/2.2/2.3/2.4/2.5/2.75/3.0/3.25/3.5

　　DN50*1.9/2.0/2.1/2.2/2.3/2.4/2.5/2.75/3.0/3.25/3.5

　　DN65*2.2/2.3/2.4/2.5/2.75/3.0/3.25/3.5/3.75

　　DN80*2.5/2.75/3.0/3.25/3.5/3.75/4.0

　　DN100*2.3/2.5/2.75/3.0/3.25/3.5/3.75/4.0

　　DN125*2.5/2.75/3.0/3.25/3.5/3.75/4.0/4.25/4.5

　　DN150*2.5/2.75/3.0/3.25/3.5/3.75/4.0/4.25/4.5

　　DN200*3.0/3.25/3.5/3.75/4.0/4.25/4.5/4.75/5/5.25/5.5/5.75/6