DIN17175 бесшовные стальные трубы для котельных частей

Seamless Carbon Steel Tube for Elevated temperatures(1)Steel Grade: St35.8, St45.8, 13CrMo44, 15Mo3 (2)Standard: DIN17175; (3)Specification : OD: 10mm-114.3mm (0.4055"-4.5"), WT: 2mm-22mm (0.0787"-0.8661"); (4)Dimension tolerance: O.D.: +/-0.08mm, W.T.: +/-10%; (5)Surface: oiled or black painted to prevent rust; (6)Marking: as per customer's requirement;(7)Application: This product applies to high pressure boiler, pipeline, vessel and instruments