Xiamen Chn-Meida Import and Export Co., Ltd. [China]

Detailed Product Description

  Slightly lifting spring safety valve

  Product details:
A47H type are used for the equipment and pipeline of the with steam and air etc medium what the working temperature are less than 350^oC .Take for extra pressure protection devices.
Flange connecting dimensions of comply with Standard series first of JB/T-94.
 Materials for main parts
NO.      name of part                  Materials      
1         Body                            WCB                       
2         Nozzle                         2Cr13                      
3       Adjusting ring                  ZG2Cr13                    
4       Disc holder                     ZG2Cr13                    
5        Disc                           2Cr13                     
6       Guide sleeve                    2Cr13                     
7        Bonnet                        ZG230-450                
8        Spring                         50CrVA                        
9        Stem                           2Cr13                      
10       Lever                         ZG200-400                
11     Adjusting bolt                    45                                    
12       Cap                           ZG200-400                  
  Sealing surface of material      "H"Depositing D507,"Y" Depositing stellite