Inconel 625 Seamless Pipe
Short Description
Model No.: Inconel-625-Seamless-Pipe
China Seamless Pipe Manufacturer www.pipelinedubai.com offers Inconel 625 Seamless Pipe.
Key Specifications / Features
Type: Inconel 625 Seamless Pipe
Material: Inconel 625
Size: 8 Inch (DN200)
Wall thickness: SCH40
Composition of nickel alloy 625
|
Chemistry, % |
AMS 4967 |
|
|
|
Min |
Max |
|
Chromium |
20.00 |
23.0 |
|
Nickel |
58.00 |
Balance |
|
Molybdenum |
8.00 |
10.00 |
|
Cobalt |
– |
1.00 |
|
Columbium + Tantalum |
3.15 |
4.15 |
|
Aluminum |
– |
0.40 |
|
Titanium |
– |
0.40 |
|
Carbon |
– |
0.10 |
|
Iron |
– |
5.00 |
|
Manganese |
– |
0.50 |
|
Silicon |
– |
0.50 |
|
Phosphorus |
– |
0.015 |
|
Sulfur |
– |
0.015 |
Physical Properties of Nickel Alloy 625
|
Density: |
0.305 lb/inch3 |
|
Melting Range: |
2350-2460°F |
Thermal properties of Nickel Alloy 625
|
Temp |
Coefficient of Thermal Exp. |
Thermal Conductivity |
Modulus of Elasticity Dynamic |
|
°F |
in/in °F x 10-6 |
Btu. ft/ft2.hr°F |
psi x 106 |
|
70 |
– |
5.7 |
29.8 |
|
400 |
7.3 |
7.2 |
28.4 |
|
600 |
7.4 |
8.2 |
27.5 |
|
800 |
7.6 |
9.1 |
26.6 |
|
1000 |
7.8 |
10.1 |
25.6 |
|
1200 |
8.2 |
11.0 |
24.4 |
|
1400 |
8.5 |
12.0 |
23.1 |
|
1600 |
8.8 |
13.2 |
– |
Typical Mechanical Properties of Nickel Alloy 625
|
Property |
Value |
|
Ultimate Tensile Strength |
120 ksi |
|
0.2% Yield |
60 ksi |
|
Elongation (2”) |
30% |
Corrosion Resistance of Nickel Alloy 625
|
Alloy |
|
Quiet |
|
Flowing, 2 ft/sec |
||
|
|
Weight Loss, g |
Range of Pit Depth, mils |
Weight Loss, g |
Range of Pit Depth, mils |
||
|
|
|
Panel |
Crevice Area |
|
Panel |
Crevice Area |
|
625 |
Nil |
Nil |
Nil |
0.25 |
Nil |
Nil |
|
C-276 |
Nil |
Nil |
Nil |
0.10 |
Nil |
Nil |
|
René 41 |
0.80 |
Nil |
Nil |
0.30 |
Nil |
Nil |
|
X |
0.10 |
Nil |
Nil |
0.60 |
Nil |
Nil |
|
825 |
0.25 |
0-1 |
0-9 |
0.20 |
3-6 |
1-26 |
|
718 |
2.70 |
Nil |
37-165P |
5.15 |
Nil |
40-165P |
Test duration two years. P=perforated by local attack
Crevice corrosion temperature (CCT)
|
Alloy |
UNS No. |
Molybdenum Content |
°C |
°F |
Pitting Resistance Equivalent, (PRE)N |
|
316L |
S31603 |
2.1 |
-3 |
27 |
23 |
|
825 |
N08825 |
2.7 |
-3 |
27 |
30 |
|
2205 |
S31803 |
3.1 |
20 |
68 |
38 |
|
317L |
S31703 |
3.2 |
2 |
35 |
29 |
|
AL-6XN® |
N08367 |
6.2 |
43 |
110 |
48 |
|
625 |
N06625 |
9.0 |
45 |
113 |
51 |
|
C-276 |
N10276 |
15.4 |
55 |
130 |
66 |
10% FeCl3.6H2O, per ASTM G 48 Practice B
(PRE) N=Cr + 3.3Mo + 16N
