PRIMALLOY® JW™-308 | GB/T 17854: F308-H0Cr21Ni10 AWS A5.9: ER308 |
石油化工,锅炉压力容器,船舶制造,海洋工程 |
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PRIMALLOY® JW™-308 | GB/T 17854: F308-H0Cr21Ni10 AWS A5.9: ER308 |
石油化工,锅炉压力容器,船舶制造,海洋工程 |
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