Bars - Superimphy® 276 - N102760 pages

Bar
Corrosion application

SY 276
SY276 is a based Ni alloys, with high Mo and Cr level, and low carbon content. His composition offers a excellent corrosion
resistance in a wide range of aggressive environments.
1. Chemical content
UNS N10276

3. Applications

Wr 2.4819

Ni

Cr

Mo

Fe

W

Co

base

14,5 - 16,5

15 - 17

4-7

3 - 4,5

< 2,5

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Chemical industries (sulfuric acid, phosphoric acid)
Pulp and paper industry
Pollution control (waste treatment, …)
Oil and gas, petrochemistry
Heat exchanger, evaporators,…

2. Corrosion resistance
Stress-Corrosion cracking resistance according to
NACE MR0175 is guaranteed.

Standards related to these applications :
ASTM B564 and B574
NACE MR0175

4. Shapes – Tolerances – Destinations
Round bars
Section
Process
Surface Conditions
Length
Weight
Packaging
Tolerances

Ø 4 to Ø 20mm
Cold bars
Raw, rectified, chamfrened
3 to 6m
min 400Kg
Wooden box or narrow
strapping
drawn straightened and
rectified
h9, Ra < 1,2µm

Ground

Uses
Customer processes
used in manufacturing
finished parts

Peeled + roller burnished
h11, Ra < 3,2µm
+/- 3mm

< 1mm/m

+/- 3mm

-0/+ 0,8mm for diameter < 80mm
-0/+1,2mm for diameter > 81mm

Peeled (Ra < 6,3µm)
Straightness

Ø 20 to Ø 115mm
Ø 100 to Ø 300mm
Hot-rolled bars
Forged bars
Peeled, rectified, polished,
Peeled, ground, rectified,
roller burnished, raw
polished, raw
3 to 6m
min 1000Kg
Wooden box or narrow
Secured package
strapping

- 0 / +3mm

< 4,2mm/m

< 4,2mm/m

Bars for machining

Bars for machining or hot-transformation

Machining, free-cutting

Machining, forging, stamping, hot-rolling, drop forging,
ring beking, drawing, upsetting, ring rolling,…

Aperam Alloys Imphy
Innovatis
5, rue Luigi Cherubini
F- 93212 St Denis

Tel + 33 1 71 92 00
Fax + 33 1 92 07 93
nickel.alloys@aperam.com
www.aperam.com/alloys-imphy

© March 2012

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