溫用無(wú)縫 選購(gòu)指南
ASME SA210 Gr.A1鍋爐和過(guò)熱器用無(wú)縫中碳鋼管
ASTM A53/ASME SA53黑色和熱浸鍍鋅焊接及無(wú)縫鋼管 ASTM A106/ ASME SA106高溫用無(wú)縫碳素鋼管(Gr.A Gr.B Gr.C) ASTM A179/ASME SA179熱交換器和冷凝器用無(wú)縫冷拉低碳鋼管 ASTM A192/ASME SA192高壓設(shè)備用無(wú)縫碳鋼鍋爐管 ASTM A199/ASME SA199熱交換器和冷凝器用冷拔無(wú)縫合金鋼管 ASTM A200/ASME SA200煉油廠用無(wú)縫中合金鋼爐管 ASTM A210/ASME&n......




