Seamless Cold drawn linepipe acc. to SAE J524
The material is +N (NBK) annealed.
The tubes are EC-tested, yellow passivated galvanized and sealed with cap at both ends.
The tolerances of this tube are acc. to EN 10305-1-1 (DIN 2391-1).
According to Version :
+N (NBK) annealed, eddy current tested, oiled (in and out) ends sealed
+N (NBK) annealed, eddy current tested, oiled (in and out) ends sealed
with plastic caps, tubes marked over the whole length.
Outside diameter : EN 10305-1 (DIN 2391)
Material :SAE J524
Straightness deviation :
tube > 15 mm 0,25% of the length
tube > 15 mm 0,25% of the length
tube 6-15 mm straightned by the eye
tube < 6 mm no guarantee for straightness (max. deviation from.)
Wallthickness tolerance : maximum +/- 10%
Lengths : 6.000 mm (-0/+50 mm)
Mechanical properties
Yieldstrength min. 170 N/mm²
Tensiale strength RM 310 N/mm²
Elongation (A5) min. % 35
HRB max. 65
