供应冠龙DJ41Y低温法兰截止阀,J61Y高温高压焊接截止阀主要产品有:铸钢截止阀J41H-16C、不锈钢截止阀J41W-16P、电动截止阀J941H-16C/J941W-16P、螺纹截止阀J11W-16/J11W-16T/J11W-16P、Y型直流式截止阀J65H-160/J965Y-160、高温高压截止阀J61Y-P54 170V、高压截止阀J61Y-320、电动高温高压截止阀J961Y-320/J961Y-P55 170V,保温截止阀BJ41W-16P、波纹管式截止阀WJ41H-16C/WJ45H-16C/WJ41W-16P、氨用截止阀J41B-16C、氧气专用截止阀YJ41W-16P/T、铸铁截止阀J41W/T-10、衬氟截止阀J41F-16C/J45F-16C、角式截止阀J44H-16C/J44W-16P、针形阀J23W-160P/J23H-160等材质有铸铁、铸钢、不锈钢、铬钼钢;连接方式有螺纹连接、法兰连接、焊接等;传动方式有手动、蜗轮、电动等;压力1.0-32Mpa;口径:6-1200mm.、截止阀(stop valve/globe valve)的启闭件是塞形的阀瓣,密封面呈平面或锥面,阀瓣沿流体的中心线作直线运动。阀杆的运动形式,有升降杆式(阀杆升降,手轮不升降),也有升降旋转杆式(手轮与阀杆一起旋转升降,螺母设在阀体上)。截止阀只适用于全开和全关,不允许作调节和节流。 |
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