Specification:Seamless Circular Steel Tubes for Mechanical and General Engineering Purposes
EN 10297-1:Non-alloy and alloy steel tubes
Grade:E155 E195 E215 E235 E275 E355 E370 E275K2 E355K2 E460K2 25CrMo4 42CrMo4
EN 10297-2:Stainless Steel



Previous EditionsBS6323-3
Manufacture:Seamless Process
Section of Shape:Round
Outside Diameter: 26.9mm to 610mm according to EN 10297-1&2
Wall Thickness:According to EN 10297-1&2 or Specified
Length of Pipe:Fixed 5.8/6 Meters or SRL/DRL or Otherwise Specified
Permissible Variations:According to EN 10297-1&2 Standard
End of Finish: Plain & Beveled End &THD with Coupling
Heat treatment:Heat Treated
Surface:Bare or Coated Protective Paint or Anticorrosive Coating
MTC: Mill Test Certificate according to EN 10204 3.1B
Marking & Packing: According to EN 10297-1&2 or Specified 
MOQ:5 Tons
Transportation:FCL&LCL by sea
Delivery:10-15 days after signed contract
Payment:L/C or T/T or D/P or O/A

Relevant Links:

1ASTM A511Seamless Staniless Steel Mechanical Tubing
2ASTM A519Seamless Carbon and Alloy Steel Mechanical Tubing
3ASTM A554Welded Stainless Steel Mechanical Tubing 
4ASTM A513Electric-Resistance-Welded Carbon and Alloy Steel Mechanical Tubing
5EN 10296-1&2Welded Circular Steel tubes for Mechanical and General Engineering Purposes
6EN 10297-1&2Seamless Circular Steel Tubes for Mechanical and General Engineering Purposes
7EN 10305-1&2&3&4&5&6Steel Tubes for Precision Applications
8JIS G3441Alloy Steel Tubes for Machine Purposes
9JIS G7216Plain End Seamless Precision Steel Tube
10JIS G7217Plain End Welded Precision Steel Tube
11GB/T 3639Seamless Cold-drawn or Cold-rolled Steel Tubes for Precision Applications
12GB/T 12770Welded Stainless Steel Tubes for Mechanical Structure
13GB/T 31315Cold Drawn or Cold Rolled Precision Weld Steel Tubes for Mechanical Structures
14GB/T 32957Cold-drawn or Cold-rolled Precision Inside Diameter Seamless Steel Tubes for Hydraulic and Pneumatic System Service