... 5L Steel Grade GB/T8162 , GB/T8163:10#, 20#, 35#, 45#, 16MN(Q345B) ASTM A53 GR. A , GR. ... Gr.ASt 37-2 ASTM A179-CSt 35.8 ASTM A214-CSt 35.4 ASTM A192 20#ASTM A106 ... Strong. Size: OD16mm - OD426mm Wallthickness: 1.65mm-35.71mm /sch40-sch160/std Bundle, seaworthy packing DIN specifications ... seamless steel tube for elevated temperature Material: St35.8, St45.8, 17Mn4, 19Mn5, 15Mo3, 13CrMo44 DIN 2391 cold ...