国标截止阀、（j41w）不锈钢截止阀、（j941h、j961y）电动截止阀、（j641h/y）气动截止阀、（j441h）正齿轮传动截止阀、（j541h）伞齿传动轮截止阀、（bj41h、bj45h）保温截止阀、直流式保温截止阀、（j61y-p54/170v）高温高压截止阀、（j41y/j61y）高温截止阀、（j41h、j61h）高压截止阀、（j61、j65、j64）焊接式截止阀、y形截止阀（j45/j65y）、（j41、j61）自密封高压截止阀、（wj41h、wj44h、wj45h、wj61h、wj11h）波纹管截止阀、（jy41w）氧气截止阀、（nkj41h、nkj44h、nkj61）真空隔离截止阀、（dsj41h、dsj61h）水封截止阀、（j41b、j42b、j61b、j21b、j11b）氨用截止阀、（j44、j64）角式截止阀、（j41f4）衬氟截止阀、（j45f4）直流式衬氟截止阀、（j41j）衬胶截止阀、（j45j）直流式衬胶截止阀、（j41f-6s、j11f-6s）塑料截止阀、（j41n）液化石油气截止阀、天燃气截止阀、（dj41w、dj61w）低温截止阀、（j41h）撞击式截止阀、（wj41h、j41h）蒸汽截止阀、（yj41f）抗生素截止阀、节流阀、高压节流阀、截止节流平衡阀、（fj41y）节流截止放空阀、（tpj41y）节流截止排污阀、（tp41、tpl41）阀套式排污截止阀、（api、ansi）美标截止阀、（jis）日标截止阀、（din）德标截止阀。详询洽谈，选购订做！选择永要 选择品质--永生存 要品质