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低温炭素鋼A333

2019-06-08View Original

Thread Content

低温炭素鋼A333GR.6の最低衝撃試験温度は-45度ですが、最低設計温度も-45度でしょうか?
Reply #22019-06-10
最低設計温度は材料自体のものではなく、その材料を使用する機器のものです。つまり、この低温材料を使用する機器の最低使用温度は-45℃です。
Reply #32019-06-21
A333は溶接なし鋼管の規格で、Gr6グレードでは出荷時に-46度での衝撃試験を行い、衝撃エネルギーが規格要求を満たすことが求められます。 舞鋼龐龍 13137747779
Reply #42019-06-24
必ずしもそうとは限りません。設計温度は-45以上であるべきです℃

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