ASTMA192 —American Society of Mechanical Engineers standards
ASMESA192—American Society of Mechanical Engineers standards
Purpose: With a minimumwall thickness for high pressure seamless carbon steel pipe Boiler andSuperheater
The mainproduction steel grades:
A192 SA192negotiated, but also supply other grades of steel.Mechanicalproperties:
||Tensile strength (MPa)
||Yield strength (MPa)
|ASTM A192/ASME SA192
||A192 / SA192
Material furnished under this specification shall conform to the applicable requirements of the current edition of Specification A 450/A 450M, SA450/SA450Munless otherwise provided
Manufacture: Tubes shall be made by the seamless process and shall be either hot-finished or cold-finished, as specified.
Hot-finished tubes need not be heat treated. Cold finished tubes shall be heat treated after the final cold-finishing at a temperature of 1200°F [650°C] or higher.
The tubes shall have a hardness number not exceeding the following:
Brinell Hardness Number (Tubes Rockwell Hardness Number
0.200 in. [5.1 mm] and over in (Tubes less than 0.200 in.
wall thickness) [5.1 mm] in wall thickness)
137 HB 77 HRB