FJ41H型FJ41H型节流截止放空阀

J11H/W型J11H/W型内螺纹截止阀

J561Y型J561Y型正齿轮截止阀

J941Y型J941Y型电动法兰截止阀

J641H型J641H型气动法兰截止阀

NKJ61W型NKJ61W型不锈钢真空截止阀

J961H/YJ961H/Y型焊接钢制截止阀

J44Y型J44Y型高压角式截止阀、节流阀

J11T/X型J11T/X型内螺纹截止阀

JY44型氧气截止阀