Hot rolled weldable steel bars for pressure purposes with specified elevated temperature properties 特定高温性能压力用热轧可焊接钢棒
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Hot rolled weldable steel bars for pressure purposes with specified elevated temperature properties 具有规定的高温性能的压力用热轧可焊接钢棒
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Steel products - fine grain weldable steels for the transportation of dangerous products - technical delivery conditions 钢制品.危险品运输用细晶粒焊接钢.交货技术条件
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Hot rolled weldable steel bars for pressure purposes with specified elevated temperature properties ; german version en 10273 : 2000 规定高温性能的压力容器用热轧可焊钢棒