Copper connections are standard . Steel is available for ammonia use.

标准配置是铜管接口,如果要使用在氨系统上可以提供钢接口产品.

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Non - standard steel structure for the design, manufacture.

非 标钢结构的设计, 制造.

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The standard serves as supplementary provision for relevant standard steel plate requiring through - thickness property test.

本标准是对有关标准的钢板要求做厚度方向性能试验时的补充规定.

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