Chemical Requirement of B7 B7M B16 (A193/A193M)

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Chemical Requirement of B7 B7M B16 (A193/A193M),Normal maximum working pressures for steel tubes- in psi (lb/in2) and kPa (kN/m2)
 
   
Metal Steel Technology Summary>> Chemical Requirement of B7 B7M B16 (A193/A193M)

Chemical Requirement of B7 B7M B16 (A193/A193M)
B7 , B7M , B16

 



Type
Ferritic Steels
Grade
B7,B7M
B16
Description
Chromium - Molybdenum
Chromium - Molybdenum -Vanadium
Range
Product Variation,Over or Under
Range
Product Variation,Over or Under
Carbon
0.37-0.49
0.02
0.36-0.47
0.02
Manganese, max
0.65-1.10
0.04
0.45-0.70
0.03
Phosphorus, max
0.035
0.005 over
0.035
0.005 over
Sulfur, max
0.040
0.005 over
0.040
0.005 over
silicon
0.15-0.35
0.02
0.15-0.35
0.02
Chromium
0.75-1.20
0.05
0.80-1.15
0.05
Molybdenum
0.15-0.25
0.02
0.50-0.65
0.03
Vanadium
-
-
0.25-0.35
0.03
Aluminum, max %
-
-
0.015
-

 

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Chemical Requirement of B7 B7M B16 (A193/A193M)