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ASTM A192: SEAMLESS CARBON STEEL BOILER TUBES FOR HIGH PRESSURE SERVICE 

Chemical Composition
Steel Grade C % Mn % Si % P % S % Cu %  Ni % Mo %  Cr %  V %
SA192 0.06-0.18 0.27-0.63 0.25 max 0.035 max 0.035 max
Mechanical Properties
Steel Grade Tensile Strength MPA Yield Strength MPA Elongation % HRB
SA192 325 min 180 min 35 min 77 max
Dimensional Tolerance
Type of the Steel pipe Out Diameter Wall Thickness
Cold  Drawn  Pipe Out Diameter  Tolerance ange Tolerance Range
£¾25.4 ¡À 0.1 0-20%
25.4-38.1 ¡À 0.15
38.1-50.8 ¡À 0.2 0-22%
50.8-63.5 ¡À 0.25
63.5-76.2 ¡À 0.3
76.2-101.6 ¡À 0.38
101.6-180 -0.64 / +0.38

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