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UNS N08811 alloy steel

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UNS N08811 is an austenitic heat-resistant alloy widely used in high-temperature pressure bearing structures The high strength of 800H is mainly due to the addition of carbon, aluminum and titanium, and the annealing at the lowest temperature of 1149 ℃ to reach the ASTM5 grade or coarser grain size.

UNS N08811 alloy steel products:

UNS N08811 alloy steel plates, UNS N08811 alloy steel bar, u alloy steel sheet, UNS N08811 alloy steel tube, UNS N08811 alloy steel wire, UNS N08811 alloy steel pipe, UNS N08811 alloy steel fittings, UNS N08811 alloy steel forgings, UNS N08811 alloy steel flanges.

UNS N08811 alloy steel chemical composition:

%

Ni

Cr

Fe

Mo

Co

C

Mn

Si

S

P

Cu

Al

Ti

min

30.0

19.0

 

 

 

0.06

 

 

 

 

 

0.15

0.15

max

35.0

23.0

39.5

 

 

0.1

1.5

1.0

0.015

 

0.75

0.60

0.60

UNS N08811 Mechanical properties at room temperature (minimum)


UNS N08811 alloy steel product

specifications

yield strength
RP0.2 N/mm2

yield strength
RP1.0 N/mm2

Tensile strength
Rm N/mm2

elongation
A50%

hardness
HB

cold rolling strip hot rolled plate

0.5-6.4

240

265

585

30

<=200

5-100

135-165

bar
Cold working
Hot working

1.6-64

 

25-100

>100-240

220

250

550

35

pipe
Cold working
Hot working

64-240

180

-

530

30

-

5-100

240

265

585

30

Condensation and heat exchanger

16-76

UNS N08811 alloy density : 8.0g/cm3
UNS N08811 alloy Melting: 1350-1400 degree
UNS N08811 alloy steel Application: UNS N08811 alloy steel are widely used in various industrial sectors whose working temperature does not exceed 550 degree. Typical applications are: sulfuric acid pickling factories with the heating pipe, containers, baskets, and chain, etc.
water cooling heat exchanger, Marine products pipeline system, acidic gas pipeline environment.
heat exchanger in phosphoric acid production, evaporator, washing, dip tube, etc.
air heat exchanger in petroleum refining

JOIN-WIN STEEL supply UNS N08811 alloy steel plates, UNS N08811 alloy steel bar, UNS N08811 alloy steel sheet, UNS N08811 alloy steel tube, UNS N08811 alloy steel wire, UNS N08811 alloy steel pipe, UNS N08811 alloy steel fittings, UNS N08811 alloy steel forgings, UNS N08811 alloy steel flanges. If you are interested, please contact our sales team.

Related Link:
UNS N08800 alloy steel
UNS N08810 alloy steel
UNS N08825 alloy steel
UNS N08926 alloy steel

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