Flange Pressure-Temperature Ratings for Group Materials
 
  Selection as per ASME B16.5
  DN 15 through DN 600
  Group Materials 3.1 through 3.19
 
  DATA INPUT
  GROUP MATERIALS
     
  DN
mm    
  DESIGN PRESSURE barg    
  DESIGN TEMP  C    
           
  RESULT
  DN mm    
  OUTSIDE DIAMETER mm    
  No. OF BOLTS      
  WORKING PRESSURE barg    
  ASME CLASS      
           
       
  The application calculates the working pressure and pressure-temperature rating for flanges with rating class designations 150, 300, 400, 600, 900, and 1500 in sizes DN 15 through DN 600 and flanges with rating class designation 2500 in sizes DN 15 through DN 300.
                     
    Table 2-3.1 Pressure-Temperature Ratings for Group 3.1 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    35Ni-35Fe- -20Cr-Cb   B462 Gr. N08020 (1)   B463 Gr. N08020 (1)  
    Note:                
    (1) Use annealed material only.  
    Table 2-3.2 Pressure-Temperature Ratings for Group 3.2 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    99.0Ni   B564 Gr. N02200 (1)     B162 Gr. N02200 (1)    
    Note:                
    (1) Use annealed material only.  
    Table 2-3.3 Pressure-Temperature Ratings for Group 3.3 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    99.0Ni-Low C       B162 Gr. N02201 (1)  
    Note:                
    (1) Use annealed material only.  
    Table 2-3.4 Pressure-Temperature Ratings for Group 3.4 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    67Ni-30Cu   B564 Gr. N04400 (1)     B127 Gr. N04400 (1)  
    Note:                
    (1) Use annealed material only.  
    Table 2-3.5 Pressure-Temperature Ratings for Group 3.5 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    72Ni-15Cr-8Fe    B564 Gr. N06600 (1)   B168 Gr. N06600 (1)  
    Note:                
    (1) Use annealed material only.  
    Table 2-3.6 Pressure-Temperature Ratings for Group 3.6 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    33Ni-42Fe-21Cr    B564 Gr. N08800 (1)   B409 Gr. N08800 (1)  
    Note:                
    (1) Use annealed material only.  
    Table 2-3.7 Pressure-Temperature Ratings for Group 3.7 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    65Ni-28Mo-2Fe   B462 Gr. N10665 (1)   B333 Gr. N10665 (1)  
    64Ni-29.5Mo-2Cr-2Fe-Mn-W B462 Gr. N10675 (1)   B333 Gr. N10675 (1)  
    Note:                
    (1)  Use solution annealed material only.  
    Table 2-3.8 Pressure-Temperature Ratings for Group 3.8 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    54Ni-16Mo-15Cr   B462 Gr. N10276 (1), (2)   B575 Gr. N10276 (1), (2)  
    60Ni-22Cr-9Mo-3.5Cb   B564 Gr. N06625 (3)-(5)   B443 Gr. N06625 (3)-(5)  
    62Ni-28Mo-5Fe       B333 Gr. N10001 (1), (6)  
    70Ni-16Mo-7Cr-5Fe       B434 Gr. N10003 (3)  
    61Ni-16Mo-16Cr       B575 Gr. N06455 (1), (6)  
    42Ni-21.5Cr-3Mo-2.3Cu   B564 Gr. N08825 (3), (7)   B424 Gr. N08825 (3), (7)  
    55Ni-21Cr-13.5Mo   B462 Gr. N06022 (1), (2), (8)   B575 Gr. N06022 (1), (2), (8)  
    55Ni-23Cr-16Mo-1.6Cu   B462 Gr. N06200 (1), (6)   B575 Gr.  N06200 (1), (6)  
    Notes:                
    (1)  Use solution annealed material only.  
    (2)  Not to be used over 675°C.  
    (3)  Use annealed material only.  
    (4)  Not to be used over 645°C. Alloy N06625 in the annealed condition is subject to severe loss of impact strength at room temperatures after exposure in the range of 538°C to 760°C.  
    (5)  Grade 1.  
    (6)  Not to be used over 425°C.  
    (7)  Not to be used over 538°C.  
    (8)  Alloy N06022 in the solution annealed condition is subject to severe loss of impact strength at room temperature after exposure to temperatures in the range of 538°C to 675°C.   
    Table 2-3.9 Pressure-Temperature Ratings for Group 3.9 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    47Ni-22Cr-9Mo-18Fe   B572 Gr. N06002 (1), (2)   B435 Gr. N06002 (1)  
    21Ni-30Fe-22Cr-18Co-3Mo-3W B572 Gr. R30556 (1), (2)   B435 Gr. R30556 (1)  
    Notes:                
    (1)  Use solution annealed material only.  
    (2)  The chemical composition, mechanical properties, heat treating requirements, and grain size requirements shall conform to the applicable ASTM specification. The manufacturing procedures, tolerances, tests, certification, and markings shall be in accordance with ASTM B564.  
    Table 2-3.10 Pressure-Temperature Ratings for Group 3.10 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    25Ni-47Fe- -21Cr-5Mo       B599 Gr. N08700 (1)  
    Note:                
    (1)  Use solution annealed material only.  
    Table 2-3.11 Pressure-Temperature Ratings for Group 3.11 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    44Fe-25Ni-21Cr-Mo   A479 Gr. N08904 (1), (2)   A240 Gr. N08904 (1)  
    Notes:                
    (1)  Use annealed materiel only.  
    (2)  The chemical composition, mechanical properties, heat treating requirements, and grain size requirements shall conform to the applicable ASTM specification. The manufacturing procedures, tolerances, tests, certification, and markings shall be in accordance with ASTM B564.  
    Table 2-3.12 Pressure-Temperature Ratings for Group 3.12 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    26Ni-43Fe-22Cr-5Mo       B620 Gr. N08320 (1)  
    47Ni-22Cr-20Fe-7Mo       B582 Gr. N06985 (1)  
    46Fe-24Ni-21Cr-6Mo-Cu-N B462 Gr. N08367 (1) A351 Gr. CN3MN (1)   B688 Gr. N08367 (1)  
    Note:                
    (1)  Use solution annealed material only.  
    Table 2-3.13 Pressure-Temperature Ratings for Group 3.13 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    49Ni-25Cr-18Fe-6Mo       B582 Gr. N06975 (1)  
    Ni-Fe-Cr-Mo-Cu-Low C   B564 Gr. N08031 (2)   B625 Gr. N08031 (2)  
    Notes:                
    (1)  Use solution annealed material only.  
    (2)  Use annealed material only.   
    Table 2-3.14 Pressure-Temperature Ratings for Group 3.14 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    47Ni-22Cr-19Fe-6Mo       B582 Gr. N06007 (1)  
    58Ni-33Cr-8Mo   B462 Gr. N06035 (1), (2)     B575 Gr. N06035 (1), (2)  
    40Ni-29Cr-15Fe-5Mo   B462 Gr. N06030 (1), (2)     B582 Gr. N06030 (1), (2)  
    Notes:                
    (1)  Use solution annealed material only.  
    (2)  Not to be used over 425°C.   
    Table 2-3.15 Pressure-Temperature Ratings for Group 3.15 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    33Ni-42Fe-21Cr   B564 Gr. N08810 (1)   B409 Gr. N08810 (1)  
    Note:                
    (1) Use solution annealed material only.  
    Table 2-3.16 Pressure-Temperature Ratings for Group 3.16 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    35Ni-19Cr-1-1/4Si       B536 Gr. N08330 (1)  
    Note:                
    (1) Use solution annealed material only.  
    Table 2-3.17 Pressure-Temperature Ratings for Group 3.17 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    29Ni-20.5Cr-3.5Cu-2.5Mo   A351 Gr. CN7M (1)      
    Note:                
    (1) Use solution annealed material only.  
    Table 2-3.19 Pressure-Temperature Ratings for Group 3.19 Materials  
    Nominal                
    Designation   Forgings   Castings   Plates    
    57Ni-22Cr-14W-2Mo-La   B564 Gr. N06230     B435 Gr. N06230