Alloys 690

Brand name

INCONEL® Alloy 690, Nicrofer® 6030

Trade name

Alloy 690

Standards

Material No.
2.4642
EN Designation
NiCr29Fe
UNS
N06690
Alloy
690

Description

Alloy 690 / 2.4622 is a nickel-chromium-iron alloy.

Special properties

High corrosion resistance to oxidizing media.

Chemical Composition

C
%
≤ 0.05
Si
≤ %
0.50
Mn
≤ %
0.50
P
≤ %
0.02
S
≤ %
0.015
Cr
%
27.0-31.0
Ni
%
Rest
Ti
≤ %
≤ 0.50
Cu
%
≤ 0.50
Al
%
≤ 0.50
Fe
%
7.00-11.0

Mechanical Properties 20°C

0.2% Yield strength Rp
≥ N/mm²
240
Tensile strength Rm
N/mm²
≥ 586
Elongation A5
≥ %
30
Modulus of elasticity
kN/mm²
215

Physical Properties 20°C

Density
g/cm³
8.2
Specific heat capacity
J/kg K
450
Thermal conductivity
W/m K
12
Electrical resistivity
Ω mm²/m
1.15

Suitable welding
filler materials

2.4648

Application

Nuclear fuel processing, steam generators in pressurized water reactors

Available forms for 2.4642 / ALLOY 690

Tubes/Pipes
Lieferform
Fittings
Lieferform

View All Products

Your contact for Blue Star Metals

Mumbai Location 202 RAJGIRI AWING, 2ND FLOOR, 13 TH KHETWADI BACK ROAD, GRANT ROAD (EAST) MUMBAI 400 004 INDIA bluemet@vsnl.com +91-22-23861557
Palej Location PLOT No. 634/1 & 634/2 , NH 8, G.I.D.C., Palej - 392 220 , Dist : Bharuch - Gujarat , India, bluemet@vsnl.com +91-02666-246377