P355NH is a pressure vessel steel grade that is widely used for manufacturing boilers, pressure vessels, and heat exchangers. It özgü specific mechanical properties that make it suitable for these applications. Some of the typical mechanical properties of P355NH include:

The mechanical properties for P355NH and P355GH are:

P355NH:
– Minimum yield strength: 355 MPa
– Minimum tensile strength: 490 to 630 MPa
– Elongation: 22%
– Impact energy (KV): 27 J at -20°C
– Impact energy (KU): 40 J at 0°C

P355GH:
– Minimum yield strength: 355 MPa
– Minimum tensile strength: 510 to 650 MPa
– Elongation: 20%
– Impact energy (KV): 27 J at 0°C
– Impact energy (KU): 40 J at 0°C

Note: The values provided above are typical mechanical properties and can vary depending on factors such as heat treatment and manufacturing processes. It is important to refer to specific material standards and specifications for accurate and updated mechanical properties.