2205 Duplex Steel Welding: Heat Input and Ferrite Control

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2205 · welding · duplex

Phase balance, heat input range, and common defects in duplex steel welding.

Duplex welding requires controlled heat input (typically 0.5-2.5 kJ/mm), balanced filler (e.g. 2209), and avoiding excessive ferrite or sigma phase. Purge and interpass temperature matter.

本文由 SteelWe 编辑与行业专家整理，内容仅供行业交流参考，不构成交易或投资建议。引用请注明来源。

2205 Duplex Steel Welding: Heat Input and Ferrite Control

Phase balance, heat input range, and common defects in duplex steel welding.

Duplex welding requires controlled heat input (typically 0.5-2.5 kJ/mm), balanced filler (e.g. 2209), and avoiding excessive ferrite or sigma phase. Purge and interpass temperature matter.

本文由 SteelWe 编辑与行业专家整理，内容仅供行业交流参考，不构成交易或投资建议。引用请注明来源。