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Suzhou A-one Special Alloy Co., Ltd
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GH2747 High Temperature Alloy could work in temperature up to 1300°C

GH2747 High Temperature Alloy could work in temperature up to 1300°C

Place of Origin : Suzhou, China
Brand Name : A-ONE ALLOY
Certification : NA
Model Number : GH2747
MOQ : 100kg
Price : Available per request
Packaging Details : Per customer requirement
Delivery Time : 30 days
Payment Terms : T/T
Supply Ability : 5000kg per week
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GH2747

Introduction

GH2747 is a Fe-Ni-Cr based precipitation hardening superalloy. After solution treated, It could work in temperature range of 1100-1250°C for long term and up to 1300°C for short time.

The alloy has good strength, structure stability, excellent resistance to oxidation and corrosion. Main forms of product are rod, plate, pipe, wire and forging.


Standard: GB/T 14992


Chemical composition

Element

C

Cr

Ni

Al

Fe

Ce

Mn

Si

S

P

Weight (%)

≤0.10

15.00-17.00

44.00-46.00

2.90-3.90

Bal.

≤0.030

≤1.00

≤1.00

≤0.020

≤0.025


Heat treatment:

1000-1200°C, air cooled


Density: 7.78g/cm3


Oxidation resistant property

Below the table shows the oxidation rate in air at different temperature and duration

θ/°C

Oxidation rate in below duration[g/(m2·H)]

100h

500h

1000h

2000h

1200

25

-

46

60

1250

28

42

61

75

1300

33

65

-

174

1350

45

130

-

-


Corrosion resistant property

(In 1.5% SO2 air flow)

θ/°C

Corrosion rate(mm/year)

1200

0.08

1250

0.10

1300

0.24

1350

-


Mechanical property

(Solution treated)

θ/°C

Property

σb/MPa

σP0.2/MPa

δ5/%

ψ/%

20

≥550

≥200

≥15

≥20

1000

≥40

≥20

≥30

≥30



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