Datasheet

Print / Download PDF

1.4919

Standards

Material No.
1.4919
EN Designation
X6CrNiMoB17-12-2
AISI/SAE
316 H
UNS
S31609

Description

AISI 316 H / 1.4919 is an austenitic chromium-nickel-molybdenum stainless steel in addition with nitrogen and boron.

Special properties

High-temperature-strength quality. Very good resistance to raised temperature.

Chemical Composition

C
%
0.04-0.08
Si
≤ %
0.75
Mn
≤ %
2.00
P
≤ %
0.035
S
≤ %
0.015
Cr
%
16.0-18.0
Mo
%
2.00-2.50
Ni
%
12.0-14.0
N
%
≤ 0.10
B
%
0.0015-0.0050

Mechanical Properties 20°C

0.2% Yield strength Rp
≥ N/mm²
205
Tensile strength Rm
N/mm²
490-690
Elongation A5
≥ %
35
Modulus of elasticity
kN/mm²
193

Physical Properties 20°C

Density
g/cm³
7.98
Specific heat capacity
J/kg K
450
Thermal conductivity
W/m K
16
Electrical resistivity
Ω mm²/m
0.77

Application

Energy plants, nuclear plants

Available forms for 1.4919 / AISI 316 H

Tubes/Pipes
Lieferform