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GH20的化学成分:
合金 | % | 镍 | 铬 | 铁 | 碳 | 锰 | 硅 | 铜 | 硫 | 铝 | 钛 | 磷 |
GH20 | 最小 | 30 | 19 | 余量 | | | | | | 0.15 | 0.15 | |
最大 | 35 | 23 | 0.10 | 1.5 | 1 | 0.75 | 0.015 | 0.60 | 0.60 | 0.03 |
GH20的物理性能:
GH20在常温下合金的机械性能的最小值:
状态 | 抗拉强度 Rm N/mm2 | 屈服强度 RP0.2 N/mm2 | 延伸率 As % |
退火态 | 520 | 205 | 30 |
GH20合金具有以下特性:
为高强度镍铁铬合金,在高温条件下具有很强的抗氧化性和抗碳化作用,同时在许多有水的环境下具有抗腐蚀能力。
GH20应用范围应用领域:
热交换器和管道系统、汽化的装置和反应釜、熔炉零配件、电动射程加热元件护套、挤压油管乙烯和水蒸汽甲烷重整炉、氨氮废水冷却器。
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