JIS G3116 SG295 carbon steel for boilers and pressure vessels

JIS G3116 SG295 Steel Size:

Thickness: 1.5mm -5mm

Width: 400mm-2000mm

Length: 1000mm-18000mm

JIS G3116 SG295 is a kind of steel for pressure vessels. The standard of SG295 is JIS G3116. SG255, SG295, SG325, SG365 is used to fabricate low temperature pressure vessels like gas cylinder.

The Chemical Composition of SG295 Steels:

Maximum percentage of Carbon (C) is 0.20.

Maximum percentage of Silicon (Mn) is 0.35.

Maximum percentage of Manganese (Mn) is 1.0.

Maximum percentage of Phosphorous (P) is 0.040.

Maximum percentage of Sulphur (S) is 0.040.

Mechanical Properties of SG295 Steels:

The tensile strength of the SG295 Steels is expressed in Newton per millimeters and it must be at-least 440 N/mm2 (MPa).

The yield strength is minimum 295 N/mm2 (MPa).

The minimum percentage ranges for elongation is 26%

JIS G3116 SG295 steel chief application:

JIS G3116 SG295 steel is widely used in petroleum, chemical industry, power station, boiler, etc., used to make the reactor, heat exchanger, separator, spherical tank, liquefied gas, nuclear reactor pressure vessel, boiler steam drum steam, liquefied petroleum, hydropower station, high pressure pipe, spiral case and other equipment and components.