The crack resistance of X65 steel is much better than that of the weld and X65 pipeline steel has good crack arrest property.
X65钢母材的抗开裂性能明显优于焊缝，且具有良好的止裂性能。
The crack resistance of X65 steel is much better than that of the weld and X65 pipeline steel has good crack arrest property.
X65钢母材的抗开裂性能明显优于焊缝，且具有良好的止裂性能。
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