Thursday, June 8, 2023
Thursday, March 28, 2024
炉子的穿带工作一般分入口段、()、出口段三段来分别完成的。...
Sunday, March 3, 2024
Sunday, May 5, 2024
GB/T2521-2008中规定,无取向电工钢50W800的抗拉强度应大于等于300MPa。...
Wednesday, May 1, 2024
退火炉对炉内温度控制非常严格,采用()来检测炉内温度。...
Sunday, June 11, 2023
牌号50W800硅钢的理论密度是7.85kg/dm3。...
Wednesday, May 1, 2024
简述硅钢工艺中氢气氮气混合气是如何加湿的?(即加湿器系统的运行原理)...
Sunday, May 5, 2024
Thursday, April 11, 2024
Sunday, November 19, 2023
硅钢连退机组中的连续退火炉需要的保护气体包括()和()。...
Sunday, November 19, 2023
Sunday, May 5, 2024
Monday, May 20, 2024
硅钢连退机组带钢脱碳要求:原料含碳量≤()ppm,成品含碳量≤()ppm。...
Thursday, March 28, 2024
GB/T2521-2008中规定,无取向电工钢的公称宽度一般不大于1300mm。...
Monday, May 20, 2024
Friday, June 16, 2023
经报请公司主管领导同意后,硅钢产品中的可利用材可以开具产品说明书。...
Thursday, April 11, 2024
50W600国标规定在H=5000A/m磁场下的最小磁极化强度是1.66T。...
Monday, February 19, 2024
硅钢车间如果涂层液中泡沫较多,可加入一定量的()来缓解。A、还原剂B、蒸汽C、消泡剂D、助溶剂...
Monday, May 20, 2024
GB/T2521-2008中规定试样从离头尾不小于()处截取,且应避开焊缝和接带区域。...
Sunday, May 5, 2024