NKJ61H真空截止阀阀盖填料室设有真空密封结构，具有自胀压紧作用，阀瓣密封面与阀座密封面采用STL堆焊,保证了耐磨/零泄漏。密封面运动磨擦力小、启闭轻便，而且密封面磨损有自动补偿功能。

http://www.0577v.net/  球阀                                                              
http://www.0577v.net/prod.asp?cid1=46  法兰球阀                                          
http://www.0577v.net/prod.asp?cid1=47  气动蝶阀                                          
http://www.0577v.net/prod.asp?cid1=52  法兰闸阀                                          
http://www.0577v.net/prod.asp?cid1=53  法兰截止阀                                        
http://www.0577v.net/prod.asp?cid1=54  升降式止回阀                                        

http://www.gyfmw.com/  高压阀门
http://www.gyfmw.com/content/?323.html  Z41H高压手动闸阀
http://www.gyfmw.com/content/?284.html  J41H法兰高压截止阀
http://www.gyfmw.com/content/?289.html  H44H铸钢高压止回阀

http://www.8kty.com/  蝶阀生产厂家                                                      
http://www.8kty.com/list/?98_1.html  美标蝶阀                                           
http://www.8kty.com/content/?638.html  硬密封蝶阀                                        
http://www.8kty.com/content/?611.html  智能型电动蝶阀                                    
http://www.8kty.com/content/?158.html  D343H双向硬密封蝶阀                               
http://www.8kty.com/content/?428.html  SD343H伸缩蝶阀                                         

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http://www.2tkw.com/list/?6_1.html  楔式闸阀
http://www.2tkw.com/content/?488.html  D971X电动软密封蝶阀
http://www.2tkw.com/list/?7_1.html 手动截止阀
http://www.2tkw.com/content/?522.html  D943H国标电动蝶阀
http://www.2tkw.com/list/?100_1.html 对夹止回阀
http://www.2tkw.com/content/?478.html  DS343H双向压蝶阀
http://www.2tkw.com/list/?99_1.html 偏心球阀
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http://www.2tkw.com/list/?98_1.html 硬密封蝶阀
http://www.2tkw.com/content/?490.html  D363H焊接式蝶阀

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http://www.zzfmzz.org/content/?711.html  Q647F气动固定球阀
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http://www.zzfmzz.org/content/?698.html 气动不锈钢法兰球阀
http://www.zzfmzz.org/list/?7_1.html 气动球阀
http://www.zzfmzz.org/content/?658.html Q941W电动不锈钢球阀
http://www.zzfmzz.org/list/?20_1.html 蝶阀
http://www.zzfmzz.org/content/?657.html PQ941F电动偏心半球阀
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http://www.zzfmzz.org/content/?689.html 锻钢硬密封浮动球阀
http://www.zzfmzz.org/list/?112_1.html 止回阀厂家
http://www.yjfmw.com/ 刀型闸阀
http://www.yjfmw.com/list/?137_1.html 铸钢法兰蝶阀
http://www.yjfmw.com/list/?136_1.html 铸钢浮动球阀
http://www.yjfmw.com/list/?138_1.html 铸钢法兰闸阀
http://www.yjfmw.com/list/?6_1.html 电动盲板阀
http://www.yjfmw.com/list/?120_1.html 眼镜阀
http://www.yjfmw.com/list/?139_1.html 铸钢法兰截止阀
http://www.yjfmw.com/list/?20_1.html 涡轮通风碟阀
http://www.yjfmw.com/list/?135_1.html 刀型闸阀厂家

http://www.yjzzfm.net/ 通风碟阀  
http://www.yjzzfm.net/list/?6_1.html  眼镜阀
http://www.yjzzfm.net/list/?7_1.html  插板阀
http://www.yjzzfm.net/list/?113_1.html 盲板阀
http://www.yjzzfm.net/list/?6_1.html 眼镜阀
http://www.yjzzfm.net/content/?332.html 气动扇形眼镜阀
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http://www.yjzzfm.net/list/?7_1.html 插板阀
http://www.yjzzfm.net/content/?326.html 敞开式电动插板阀
http://www.yjzzfm.net/list/?20_1.html 放散阀
http://www.yjzzfm.net/content/?337.html 均压放散阀
http://www.yjzzfm.net/list/?108_1.html 切换阀
http://www.yjzzfm.net/list/?115_1.html 防爆阀
http://www.yjzzfm.net/content/?325.html Q947F电动防爆球阀
http://www.yjzzfm.net/list/?114_1.html 物料阀
http://www.yjzzfm.net/list/?113_1.html 盲板阀
http://www.yjzzfm.net/content/?321.html 涡轮式扇形盲板阀
http://www.yjzzfm.net/content/?320.html 电动扇形盲板阀
http://www.yjzzfm.net/content/?319.html 手动扇形盲板阀
http://www.yjzzfm.net/list/?112_1.html 翻板阀
http://www.yjzzfm.net/list/?111_1.html 通风碟阀
http://www.yjzzfm.net/content/?322.html D941W电动通风蝶阀