ASTM A179/ASME SA179热交换器和冷凝器用无缝冷拉低碳钢管
ASTM A192/ASME SA192高压设备用无缝碳钢锅炉管
ASTM A209/ASME SA209锅炉和过热器用无缝碳钼合金钢管
ASTM A210/ASME SA210锅炉和过热器用无缝中碳钢管
ASTM A213/ASME SA213锅炉、过热交换器和换热器用无缝合金钢管
ASTM A179/ASME SA179热交换器和冷凝器用无缝冷拉低碳钢管
ASTM A192/ASME SA192高压设备用无缝碳钢锅炉管
ASTM A209/ASME SA209锅炉和过热器用无缝碳钼合金钢管
ASTM A210/ASME SA210锅炉和过热器用无缝中碳钢管
ASTM A213/ASME SA213锅炉、过热交换器和换热器用无缝合金钢管