... 13.7-1219.2mm Standard:ANSI,DIN,JIS,BS Carbon/stainless/Alloy/aluminum steel Welcome to Cangzhou Chengming Internation Trade Co ... B2313, MSS SP-25, MSS SP-75, BS1387Raw materialCarbon steel , stainless steel, alloy steelCarbon Steel 10# 20# Q235B ASTM A234 ASTM ... ,ClampInspection Factory in-house or Third Party inpectionSamples: Elbows, 316L Stainless Steel ,LR,90 DEG,18",SCH 40