U2 – copy
u4 – copy
i6 – copy
i5 – copy – copy – copy
U1 – copy
emek boru Eng-01 – copy
U3 – copy
u5 – copy

Production Standards

Oil and Natural Gas Pipelines : API 5
LISO 3183
TS6047
Water Pipelines : AWWA C 200
BS 534
TS EN 10217-1
TS 9341
EN 10224
General Purpose Pipes : ASTM A 53
EN 10219-2
Piling Pipes : ASTM A 252