• <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：
久久亚洲中文字幕精品有坂深雪|
莲花县|
亚洲国产不卡av一区二区三区|
精品国产你懂的在线观看|
欧美性受xxxx喷水性欧洲|
中文字字幕人妻中文|
国产一级特黄aa级特黄裸毛片|
久久人妻夜夜做天天爽|
欧美A级V片高潮喷水|
国产91专区一区二区|
国产乱子伦农村xxxx|
亚洲 欧美 综合 高清 在线|
yjizz国产在线视频网|
成人网导航|
国产乱子经典视频在线观看|
丝袜人妖av在线一区二区|
亚洲AV人无码激艳猛片|
久久人人爽人人双人av|
精品人伦一区二区三区蜜桃麻豆|
无码专区 人妻系列 在线|
久久精品国产亚洲a|
欧美肥老太牲交大战|
5D肉蒲团之性战奶水欧美|
伊人久在线观看视频|
国产成人精品优优av|
巴楚县|
999国产精品永久免费视频精品久久|
特级a欧美做爰片第一次|
日本精选一区二区三区|
欧美成人黄在线观看|
国产欧美现场va另类|
国产高潮精品久久av|
久久久久青草线焦综合|
美女福利视频导航|
久久综合受美利坚合众国保护|
老司机午夜福利视频|
国产欧美曰韩一区二区三区|
亚洲色大成成人网站久久|
无码人妻丰满熟妇片毛片|
91精品国产一区自在线拍|
国内少妇人妻偷人精品视频|