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X80管线钢配套焊条CHE657GX的研制

Machinery(2013)

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Abstract
X80管线钢为我国"西气东输"重点管道工程用钢材,目前国内与之配套的焊材多为国外产品。为打破国外技术垄断,通过严格制定相关焊接方案、标准、参数以及对得出数据的分析讨论,研制出一种专用于X80管线钢的高强度高韧性低氢型电焊条CHE657GX。目前该焊条在焊接X80钢时表现出了优异的理化性能,能够充分地满足管道工程焊接的各项性能要求。
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Key words
high tenacity,high strength,pipeline steel,electric welding rod
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