英语翻译A520 specification for supplementary requirements for seamless and electric-resistance-welded carbon steel tubular products for high-temperature service conforming to ISO recommendations for boiler construction.
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英语翻译A520 specification for supplementary requirements for seamless and electric-resistance-welded carbon steel tubular products for high-temperature service conforming to ISO recommendations for boiler construction.
英语翻译
A520 specification for supplementary requirements for seamless and electric-resistance-welded carbon steel tubular products for high-temperature service conforming to ISO recommendations for boiler construction.
英语翻译A520 specification for supplementary requirements for seamless and electric-resistance-welded carbon steel tubular products for high-temperature service conforming to ISO recommendations for boiler construction.
A520规范是用于高温作业并符合ISO 推荐规范的锅炉制造的无缝电阻焊碳素钢管状产品的补充要求.
A520补充要求规范无缝钢管产品碳electric-resistance-welded高温应用领域符合ISO建议,为锅炉建设
A520规范无缝和电电阻焊接碳素钢管的高温服务符合ISO锅炉结构推荐产品的补充要求。