European equivalent grade for Non-alloy quality steel 20 (GB ) P235TR1 (1.0254) Cross reference table for Steel 20 (GB ) and its European equivalent P235GH (1.0345) ( EN )Chemical composition,Mechanical,physical and Standard China GBT Classification China structural steel and alloy steel Chemical composition % of the ladle analysis of grade GCr15SiMn C Si Mn P S Cr Ni Mo V 0.95-1.05 0.45-0.75 0.95-1.25 0.025 0.025 1.40-1.65 Max 0.30 Max 0.10 W N Cu Co Pb B Nb Al Other Max 0.25 Ti Ta Mechanical properties of grade GCr15SiMn Annealing hardness HBS Cold China DIN2391/En10305/Gbt3639 Cold Rolling/Cold Drawn Steel Pipe,Seamless Steel Pipe,Steel Tube manufacturer / supplier in China,offering DIN2391/En10305/Gbt3639 Cold Rolling/Cold Drawn Precise Seamless Steel Pipe/Steel Tube,ASTM A312/A213 TP304/304L/316/316L Seamless Stainless Steel Pipe Ss Pipe Galvanized Steel Pipe Carbon Steel Pipe,ASTM A53 Gr.B Hot DIP Galvanized Seamless/Welded Steel Pipe HDG Pipe and so on.
GB/T 8162 45# steel pipe Application Used for hydraulic,pneumatic cylinder,hydraulic lines,spinning,textile and printing machinery pipe,automobile shock absorber tube,sleeve tube,rod and precision machinery with steel.GB/T 8162-2008 Translated English of Chinese Standard GB/T 8162-2008 Translated English of Chinese Standard.(GBT 8162-2008,GB/T8162-2008,GBT8162-2008) Seamless steel tubes for structural purposes
1.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.Some results are removed in response to a notice of local law requirement.For more information,please see here.12345Nextmechanical tubemechanical tubeChemical composition,Mechanical,physical and Characteristics for grade 45 Grade 45 Standard China GBT Classification China structural steel and alloy steel Chemical composition % of the ladle analysis of grade 45 C Si Mn P S Cr Ni Mo V 0.42-0.50 0.17-0.37 0.50-0.80 0.035 0.035 0.25 0.3 W N Cu Co Pb B Nb Al Other 0.25 Ti Ta Mechanical properties of grade 45 Annealing hardness HBS Cold
Q345 Steel Properties.Q345 steel is a Chinese GB standard Low Alloy High Strength Structural Steel,material density is 7.85 g/cm3,tensile strength is 470-630 Mpa,and yield strength is 345 MPa,it has better properties than Q235.According to GB/T 1591 2008,Q345 material has 5 quality grades Q345A,Q345B,Q345C,Q345D and Q345E.Q345 steel has good weldability,cold hot workability