GB/T8162-1999 (the structure is made by seamless steel tube). It is mainly used for the general structure and the mechanical structure. It represents textures (brands) :carbon steel No 20 and No 45; Alloy steel Q345, 20Cr, 40Cr, 20CrMo, 30-35CrMo, 42CrMo, etc. 2.
Seamless steel pipe, Seamless steel pipe, GB steel pipesStainless steel pipe for liquid distribution (GB / T14976-1994) is a seamless (extruded) and cold (laminated) seamless pipe made of stainless steel to transport liquids. Liquid transportation is highly appreciated by the use of stainless steel pipe (GB / T14976-1994) but it is mandatory that seamless steel is cold laminated.
Steel Tube ,Steel Tube manufacturer. - Hi-Sea Group*seamless steel pipe* outside.d 21.3--609.6mm w.t 6--50mm standard gb/t8162-1999 gb/t8163-1999 gb3087-1999 gb5310-1999 api5l api 5ct material st37,st44,st52,q345b/20#/45#/20g/16mn/j55/k55/l80/api 5l.b x42/x52/x60/x70 etc *casing steel pipe *outside . d 139.7-269.9mm w.t. 6.2-15.11mm material:j55,k55,n80-1,n80q,l80q,p110, etc
Stainless and galvanized gb 8163 seamless carbon steel pipe for industrial and commercial purposes at . These hot-dipped gb 8163 seamless carbon steel pipe are ideal for seamless GBT 8162 Q345D seamless steel pipe size --- Katalor Katalor is a professional manufacturer of cold drawn seamless steel pipe in China. Our GBT 8162 Q345D seamless steel pipe with very high precision of size. OD:10.3mm - 965.2mm Wall thickness:1.0mm - 60mm. Advantages of our high precision seamless steel pipe:1. Smaller caliber 2. Good surface treatment 3.