BS3602/1987 TC2 CFS 360 NBK with dimensions as per DIN 2391 /C, steel in accordance with DIN 1630 ST37.4 NBK and BS 6323 PT4 CFS3 NBK.
(ST52.4 grade also avaible)
Size range:
Our manufacture size
Outer Diameter: 1/16" (1.6mm)  to 2" (50.8mm)
Wall thicnkess: 0.012" (0.3mm)  to 0.394" (10mm)
 

 
 
Additional surface treatment:
1. Black phosphated
2. Galvanizing ( White/silver galvanizing, Yellow or Olive green galvanizing is avaible)
 

Certificates: according to EN 10204 3.1
Inspection Items include: Tensile stength, Yield stength, Elongation, Flattenging, Flaring
Chemical analysis
Eddy Current Test 100%, Size and surface checking 100%