FACTORS QUALITY TUBE

Name of the factor

Rate

 Colour not painted tube

 white natural

Toughness at breakup, MPA (kgs/sm2):

without additional thermo of the processing by diameter from 0,3 before 7,0 mms inclusive — not less 32 (320) over 7,0 before 10,0 mms inclusive — not less 27 (270) with additional thermo by processing — not less 35 (350)

The Relative lengthening tube at breakup, %

without additional thermo of the processing — not less 250; with additional thermo by processing — not less 210