... " 2.w.t.: SCH10-SCH160,SGP,STD,XS,XXS, 3.material : ASTM A234 WPB , DIN , JIS, EN10253,GOST 4. type: ELBOW ... :ISO 9001CERTIFICATE.1. BUTT WELDED FITTING:2. Production acc. to the standard of GB /ASTM / ASME / DIN / JISASTM B 16.9 /16 ... . Wall thickness: From Sch5 up to Sch160/STD/XS/XXS5. Material Grades: A403,WP304, WP304L, Wp316, WP316L, A234WPB,6. Dimensions: Seamless ...