【产品概述】：明保阀门生产【高压角式截止阀】参考API及有关标准优化设计而成，结构新颖，阀瓣有数个孔和上腔相通，达到上下压力自平衡。采用复合填料，密封可靠，磨擦力小。密封采用活阀座结构。堆焊硬质合金。阀门可安装在水平或垂直的管道上。【产品特点】：1、阀瓣没有通孔，介质从阀瓣流入阀门中腔使阀瓣所受介质平衡，启闭力矩小。2、升降式阀杆结构，开启轻便，密封性好。3、采用F-4复合橡胶密封圈，密封性好，且耐酸碱腐蚀4、制造验收标准，JB/T450-1992。【产品主要技术参数】：公称压力1632Mpa壳体试验2448密封试验17.635.2气密封试验0.5-0.7适用介质CPR水、油品、蒸汽氮氢混合气碱液、液氨适用温度(℃)≤200【产品结构图】：【产品主要外形尺寸：】型号通径DN(mm)主要连接尺寸外形尺寸LDD1MD2bZ-фdLOHH1AJ44H-320AL44H-3203607042M14×1.510153-1610071776607042M14×1.510153-161508094J44Y-160L44Y-16010909560M24×210203-18200260275151059560M24×216203-18200268288J44Y-320L44Y-32010909560M24×210203-182002682751510510568M33×217203-18200268288J44Y-160L44Y-1602512010268M33×228203-183002252453213511580M42×237224-1830022224840165165115M52×247286-2635026530050190165115M64×359326-26400303345J44Y-320L44Y-3202512011580M42×235224-183002252453213513595M48×241254-2230022224840165165115M64×358326-2635026530050190200145M80×370406-29400303345GJ44H-160GL44H-16065215200145M80×373406-2971043049080260225170M100×393506-33810520600100290260195M125×4115606-36850595685GJ44H-320GHJ44H-32065215225170M100×390,506-3371043049080260260195M125×4112606-36810520600100290300235M155×4130758-39850595285J44J直角式衬胶截止阀NKJ61H真空截止阀YJ41W氧气截止阀WJ11H丝扣波纹管截止阀J40HX型柱塞截止阀水封式截止阀（DS系列）WJ44H德标Y型波纹管截止阀J41法兰黄铜截止阀J41J衬胶截止阀角式截止阀BJ41保温截止阀美标波纹管截止阀丝扣锻钢波纹管截止阀JY41W氧气截止阀DJ61W低温承插焊截止阀J41F塑料截止阀锻钢法兰截止阀J11W丝扣铜截止阀J641H气动截止阀国标波纹管截止阀直角式波纹管截止阀对焊波纹管截止阀J61Y高温高压电站截止阀J45J直流式衬胶截止阀BWJ41H保温波纹管截止阀BJ45直流式保温截止阀J41T-16铸铁法兰截止阀高压角式截止阀J61Y锻钢截止阀J941H电动截止阀J41H碳钢法兰截止阀J11W-16P丝扣截止阀美标截止阀J41W不锈钢截止阀WJ41H波纹管截止阀阀门http:///)