Alloy Steel Forged Elbow 1.WT:SCH10-XXS 2.Size:1/2 ... "-24",24"-96" 3.Qualification:ISO9001,API,CE Chunxi Pipe Fittings_Tee Alloy Steel ... DIN2615 DIN2616 DIN2617 JISB2311 JISB2312 JISB2313materialCarbon steel(ASTM A234WPB,,A234WPC,A420WPL6.,ect)Stainless steel(ASTM A403 WP304,304L,316,316L ... ,321.,ect)Alloy steel(ASTM A234 WP12,WP11,WP22,WP5,WP9,WP91, ...