GB/T 39166-2020电阻点焊、凸焊及缝焊接头的机械剥离试验方法标准
英文:Test method of mechanized peel for resistance spot, projection and seam welds GB/T 39166-2020介绍: 国家标准《电阻点焊、凸焊及缝焊接头的机械...
英文:Test method of mechanized peel for resistance spot, projection and seam welds GB/T 39166-2020介绍: 国家标准《电阻点焊、凸焊及缝焊接头的机械...