• <noscript id="cc8cc"><dd id="cc8cc"></dd></noscript>
    <noscript id="cc8cc"><optgroup id="cc8cc"></optgroup></noscript>
    <nav id="cc8cc"><sup id="cc8cc"></sup></nav>

    <nav id="cc8cc"><code id="cc8cc"></code></nav>
    

    • <nav id="cc8cc"><code id="cc8cc"></code></nav>
    • <small id="cc8cc"></small>
  • <small id="cc8cc"></small>
    
欧美黑人性受xxxx喷水,欧美国产日韩在线播放,国内自拍av在线免费,九九久久精品免费观看,先锋av一区二区三区,成人做爰69片免费看网站,成人午夜亚洲影视在线观看,97色偷偷色噜噜狠狠爱网站 






    
   
    
   
   
    Service Hotline
    086-577-86923687
    
   
    

    





    
	
    
    	
        
    
    
    

    

    
 
    
  
  
  
  

  

 
    

    


    
        
        
        
    
            
        
    

    









    Current Location:Home - News - Industry News
    


    


    
            
    
                
            
    

    



    



        
    Different shapes and uses Head
    
          
    Release Time:2011-11-08  Views :  
                    
    
         
    Head is an important component petrochemical, food and other industries indispensable equipment, pressure vessels, the shape of the head has a spherical, oval, dish, of spherical, conical shell cover, such as several peaceful, stainless steel materials, called stainless steel head. The main equipment used in a variety of containers, such as storage tanks, heat exchangers, towers, reactors, boilers and separation equipment
    

     
    

    Uses ◆ Head
    

    ● head cover is a pressure vessel, the pressure is a major part of the pressure vessel;
    

    ● Head quality is directly related to the pressure vessel of the long-term safe and reliable operation.
    


    

   
    
      
         
    
            
    Key Words : 封頭
    
            
        
    
        
      
    
     
        
   
    
  
   
    
        
    Products
    
        
    

         
    
         
          
    
		    
    Elliptical head
    
		    
    Elliptical head
    
	    
    
                
            
          
    
		    
    Butterfly head
    
		    
    Butterfly head
    
	    
    
                
            
          
    
		    
    Spherical head spin edge
    
		    
    Spherical head spin edge
    
	    
    
                
            
          
    
		    
    Flat Head
    
		    
    Flat Head
    
	    
    
                
            
          
    
		    
    Spherical head
    
		    
    Spherical head
    
	    
    
                
            
          
    
		    
    Bow bottom head
    
		    
    Bow bottom head
    
	    
    
                
            
          
    
		    
    Conical head
    
		    
    Conical head
    
	    
    
                
            
          
    
		    
    Spherical cap shaped head
    
		    
    Spherical cap shaped head
    
	    
    
                
            
          
    
		    
    Insulation panel
    
		    
    Insulation panel
    
	    
    
                
            
          
    
		    
    Expansion Joints
    
		    
    Expansion Joints
    
	    
    
                
            
          
    
		    
    Jacket (cylinder) rotation side
    
		    
    Jacket (cylinder) rotation side
    
	    
    
                
            
          
    
		    
    Manhole flange
    
		    
    Manhole flange
    
	    
    
                
            
         
    
         
    
    



  
   
    
   
   
   
   
   
   

    








    



    
  
    
    
    
      NAVIGATION
    
    
    
  
    

  
    
    

    
    
      
      
    
        Wenzhou Shangshang Metal Products Co., Ltd. 
    
        Add : 208,Zhanhong Road,Dushan,Longwan CentralIndustry,Wenzhou
    
        Tel : 086-577-86923687 85981288    Fax : 086-577-86913687
    
        All Rights Reserved © 2016 Wenzhou Shangshang Metal Products Co., Ltd    Zhejiang ICP No. 08,005,782
        
      
    

    

      
	
    • Follow Us
      Follow Us
      • 

    


    




    


    
    


  
    










主站蜘蛛池模板：
日本阿v免费不卡在线观看|
国产精品无打码在线播放|
亚洲一区二区中文字幕|
南康市|
国产成人福利av一区二区三区|
石家庄市|
国产一级视频在线观看网站|
亚洲精品中文字幕不卡在线|
国产情侣自拍av在线|
精品国产一区二区三区AV性色|
国产视频一区二区三区四区视频
|
中文字幕AV无码免费一区|
精品国产国语对白主播野战|
97爱色欧美亚洲综合图区|
亚洲国产区最新地址|
91亚洲国产成人aⅴ毛片大全|
欧美丰满熟妇性XXXX|
国产精成人品日日拍夜夜|
亚洲综合久久久久久888|
国产成人麻豆精品午夜福利在线|
加勒比一本一道在线|
人人操超碰|
福利姬av|
久久久国产免费影院|
深夜福利视频网站|
欧美自慰一级看片免费|
4虎影视国产在线观看精品
|
亚洲另类激情综合偷自拍图|
精品国产成人国产在线观看|
欧美AA视频|
无码日韩做暖暖大全免费不卡|
风韵丰满妇啪啪区老老熟女杏吧
|
99无码中文字幕视频|
日本www色|
国产美女胸大一区二区三区|
被两个19厘米粗大空少双龙|
国产香蕉尹人在线视频你懂的|
亚洲精品久久久久久久久久久|
国产白嫩护士在线播放|
欧美性xxxxx极品少妇|
久久这里有精品国产电影网|