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什么叫高铬热强钢?
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什么叫高铬热强钢?
时间:2022-01-06 15:34
关键词:
焊接
机械工程
答案解析
<p> 高铬热强钢是以12%铬为基础的合金钢,由于加入了强化元素,因此具有较高的热强性,较好的组织稳定性和良好的工艺性能,可用于600-620℃的高温、高压、高参数的过热器管和蒸汽管道,如X20CrMoV121和HT9等。</p>
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热强钢的主要合金元素有铬、钼、钒、硅等,其中铬能提高钢的热强性、抗氧化性和()
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热强钢的主要合金元素有铬、钼、钒、硅等,其中铬能提高钢的热强性、()和耐腐蚀性。
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什么叫高铬热强钢?
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