... :DN15~DN600 3. Thickness :2.8~100mm 4. Certificate : ISO9001:2000 ,API,CCS we specialize in this field for 22ears,with the IF push ... competitive price. 1. Material ; carbon steel ,alloy steel ,stainless steel . 2. Size: DN15~DN100 3. Wall thickness: SCH10~SCH160,STD,XS ... ,XXS. SGP. 2.8MM~100MM. 4. Standard : BS, GB,ISO, ANSI B16.9 ...