ASTM A 214 ELECTRIC-RESISTANCEWELDED CARBON STEEL HEAT-EXCHANGER AND CONDENSER TUBES
ASTM A214(英文简要版).pdf
SA-214 ELECTRIC-RESISTANCEWELDED CARBON STEEL HEAT-EXCHANGER AND CONDENSER TUBES.PDF
SA-214-90a ELECTRIC-RESISTANCEWELDED CARBON STEEL HEAT-EXCHANGER
ASTM A214 SA-214 电阻焊碳钢换热器和冷凝管 标准 下载
ASTM A214 SA-214 电阻焊碳钢换热器和冷凝管 标准 下载
常州仁成金属精密钢管厂 可以生产这种标准的钢管: