<kbd id='1GdPyQtEpgVcgDT'></kbd><address id='1GdPyQtEpgVcgDT'><style id='1GdPyQtEpgVcgDT'></style></address><button id='1GdPyQtEpgVcgDT'></button>

              <kbd id='1GdPyQtEpgVcgDT'></kbd><address id='1GdPyQtEpgVcgDT'><style id='1GdPyQtEpgVcgDT'></style></address><button id='1GdPyQtEpgVcgDT'></button>

                      <kbd id='1GdPyQtEpgVcgDT'></kbd><address id='1GdPyQtEpgVcgDT'><style id='1GdPyQtEpgVcgDT'></style></address><button id='1GdPyQtEpgVcgDT'></button>

                              <kbd id='1GdPyQtEpgVcgDT'></kbd><address id='1GdPyQtEpgVcgDT'><style id='1GdPyQtEpgVcgDT'></style></address><button id='1GdPyQtEpgVcgDT'></button>

                                      <kbd id='1GdPyQtEpgVcgDT'></kbd><address id='1GdPyQtEpgVcgDT'><style id='1GdPyQtEpgVcgDT'></style></address><button id='1GdPyQtEpgVcgDT'></button>

                                              <kbd id='1GdPyQtEpgVcgDT'></kbd><address id='1GdPyQtEpgVcgDT'><style id='1GdPyQtEpgVcgDT'></style></address><button id='1GdPyQtEpgVcgDT'></button>

                                                      <kbd id='1GdPyQtEpgVcgDT'></kbd><address id='1GdPyQtEpgVcgDT'><style id='1GdPyQtEpgVcgDT'></style></address><button id='1GdPyQtEpgVcgDT'></button>

                                                              <kbd id='1GdPyQtEpgVcgDT'></kbd><address id='1GdPyQtEpgVcgDT'><style id='1GdPyQtEpgVcgDT'></style></address><button id='1GdPyQtEpgVcgDT'></button>

                                                                  轧辊怎么读

                                                                  轧辊怎么读

                                                                  凯发网址_旋转电渣重熔法出产高速钢轧辊的特性是什么?

                                                                  作者:凯发网址日期:2018-03-30 10:11浏览次数:887

                                                                    答:电渣重熔工艺又称为ESR工艺,是钢厂在钢锭浇铸进程中为了得到优质钢坯件而采纳的钢锭重熔工艺。轧辊研制者将在该工艺要领的基本上发现的旋转电渣重熔用于高速钢轧辊的制造,取得了精采的结果。旋转电渣重熔法的道理是将作为轧辊芯部的锻钢或铸钢芯棒安排在齐心水冷结晶器中间,并在芯轴和结晶器之间的旷地内安排由高速钢原料制成的自耗电极,结晶器与芯轴之间间隙的巨细按照轧辊事变层厚度的必要来确定。在自耗电极举办电渣重熔的同时,结晶器与芯轴同步旋转,使得被重熔的高速钢金属液添补到结晶器与芯轴之间的旷地内,钢液将芯轴外貌熔融,凝固后与芯轴形成了冶金团结。跟着高速钢不绝重熔和钢液的不绝注入凝固,结晶器也同步移动,最终形成外层为高速钢、芯部为锻钢或铸钢的复合轧辊。旋转电渣重熔法出产的高速钢轧辊,因为外层高速钢原料颠末尾电渣熔炼,钢水清洁度高、杂质含量少,轧辊机能高、抗事情手段强。该工艺要领的弱点是轧辊制造本钱高,倒霉于遍及和推广应用。 (未完待续)