目前，工厂中一般采用回火时效和振动时效法(VSR)对焊接构架中的残余应力进行消除。
At present, temper aging and vibration aging (VSR) are commonly applied to remove residual stress in welded frames in factories.
严格的入厂质量检验和定期消除应力回火是保证轧辊使用寿命的关键措施。
Strict factory entering examining and regular stress-relieving tempering are key precautions to ensure roll working life.
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