Hay Çelik | Seamless Steel Drawn Pipes

Seamless Steel Drawn Pipes

Seamless Steel Drawn Pipes

a) According to Area of Use: b) According to Dimensions:
Standard water and gas pipes Small pipes (to 168,3 mm external diameter)
Petrol and natural gas pipes Medium pipes (between 168,3 mm and 406,4 mm external diameter)
High pressure and heat resistant pipes Large pipes (external diameter over 406,4 mm)
Petrol drilling and protective pipes
Mechanic pipes and sections
Special precision pipes
Structural sections
c) According to Delivery Conditions d) According to Quality:
BK (according to EN norm: +C ) : cold drawn / hard St 37.0 – St 44.0 – St 35.8 – St 45.8 – St 52.0
BKW (according to EN norm: +LC) : cold drawn / soft P265TR1 – P235TR1 – P265TR2 – P235GH – P265GH – P355N
NBK (according to EN norm: +N ) : normalized 16Mo3 – 13CrMo4-5
BBKS (according to EN norm: +SR) : cold drawn and stress relieved E235 – E275 – E355
GBK (according to EN norm : +A) : annealed S235JRH – S275J2H – S355J2H
A106 Gr.B – A53 Gr.B
5L Gr.B