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저온 파이프(A333 A334 Gr.6 Gr.3)
표준 ASTM, GB/T6479-2013, GB/T150.2-2011, GB/T18984-2016 재질 A333/334Gr.1, A333/334 Gr.3, A333/334 Gr.6, Q345B/C/D/E , 09MnD, 09MnNiD, 16MnDG.
표준 ASTM, GB/T6479-2013, GB/T150.2-2011, GB/T18984-2016 재질 A333/334Gr.1, A333/334 Gr.3, A333/334 Gr.6, Q345B/C/D/E , 09MnD, 09MnNiD, 16MnDG.