Executive Standard of Steel Tube
| Executive Standard | Source of Standard | Product Name | Material Grade |
| GB/T 13793-2016 | CHINA | Steel pipes with a longitudinal electric (resistance) weld | Q215B,Q235B,Q345B |
| GB/T 3639-2009 | CHINA | Seamless cold-drawn or cold-rolled steel tubes for precision applications | 10,20,35,45 |
| EN 10305-1:2016 | UK | Seamless cold drawn tubes | E215,E235,E355 |
| EN 10305-2:2016 | UK | Welded cold drawn tubes | E215,E235,E355 |
| EN 10305-3:2016 | UK | Welded cold sized tubes | E215,E235,E355 |
| EN 10305-4:2016 | UK | Seamless cold drawn tubes for hydraulic and pneumatic power systems | E215,E235,E355 |
| EN 10305-5:2016 | UK | Welded cold sized square and rectangular tubes | E215,E235,E355 |
| ASTM A519-2017 | AMERICA | Seamless Carbon and Alloy Steel Mechanical Tubing | 4130,4140 |
| ASTM A 513 | AMERICA | Electric Resistance Welded Carbon and Alloy Steel Mechanical Tubing | SAE1010,SAE1020 |
| JIS-G 3445:2010 | JAPAN | Canbon steel tubes for machine structural purposes | STKM11A,STKM12,STKM13,STKM14 |
| DIN 2391 | GERMANY | Seamless cold-drawn or cold-rolled steel tubes for precision applications | St37-2,St52-3 |
| DIN 2393-2 | GERMANY | Welded precision steel tubes | St37-2,St52-3 |
| DIN 2394 | GERMANY | Welded precision steel tubes | St37-2,St52-3 |