2015新款Q340F双偏心半球阀 Q340Y型铸钢国标球阀 双向防腐球阀
更新时间:2010-01-01 00:00:00
价格:¥740/
品牌:新然
型号:Q340F/H/Y
材质:不锈钢,铸钢
联系电话:(0577)67335891
联系手机:18057726677
联系人:余成芬
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详细介绍
本产品报价为参考价格,仅作网上交易用途。
产品具体规格、价格详谈!未经联系直接拍下不支持发货!
双偏心半球球阀概述
双偏心半球球阀利用偏心阀体,偏心球体和阀座,阀杆作旋转运动时在共同轨迹自动定心,关闭过程中越关越紧,完全达到良好的密封目的。阀门的球体和阀座完全脱离,消除了密封圈的磨损,克服了传统球体阀座与球体密封面始终磨损的问题,非金属弹性材料被嵌入金属座中,阀座金属面受到良好的保护。本产品特别适用于钢铁业,铝业,纤维,微小固体颗粒,纸浆,煤灰,石油气等介质。
双偏心半球球阀执行标准
设计:gb12237-89
法兰连接:gb/t17241.6-1998、gb/t9115(钢制)
结构长度:gb12221-89
双偏心半球球阀主要零件材料
名称 | 材质 |
阀体 | qt450、wcb、zg20crmo、zg1cr18ni9ti |
阀轴 | 2cr13、1cr13 |
阀瓣 | 合金渗氮钢、渗氮不锈钢、耐磨钢 |
阀座 | 合金渗氮钢、渗氮不锈钢、耐磨钢 |
轴承 | 铝青铜、fz-1复合材料 |
填料 | 聚四氟乙烯、柔性石墨 |
双偏心半球球阀性能参数
公称压力(mpa) | 0.6 | 1.0 | 1.6 | 2.5 | 4.0 |
公称通经(mm) | 40-1600 | 40-1600 | 40-1200 | 40-600 | 40-600 |
密封试验压力(mpa) | 0.66 | 1.1 | 1.76 | 2.75 | 4.4 |
壳体试验压力(mpa) | 0.9 | 1.5 | 2.4 | 3.75 | 6.0 |
适用温度(℃) | -29~300、-29~425、-29~540 | ||||
适用介质 | 清水、海水、污水、酸碱等液体、料浆、蒸汽、燃气、油类 | ||||
驱动方式 | 手动、电动、气动 | ||||
连接形式 | 法兰连接、对夹连接 | ||||
安装方式 | 立式安装、卧式安装 |
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本产品的品牌是新然,型号是Q340F/H/Y,材质是不锈钢,铸钢,连接形式是法兰,结构形式是固定球球阀,公称通径是40-600(mm),适用介质是-,压力环境是0.6-4.0,工作温度是-,标准是国标,流动方向是双向,驱动方式是手动,零部件及配件是多种,用途是调节,类型(通道位置)是直通式,作用对象是通用