| Super Alloy Mar M 247 High Lights |
| Heat Treatment |
- Solusion Heat Treatment: 1121 ° Cx 2Hr Ar GFC
- Aging Heat Treatment: 982°Cx SHr Ar GFC , 871 ° Cx20Hr Ar GF
|
| Mchining |
- Milling
- Grinding
- Turning
- Deep hole drilling
|
| Material Group |
S - Superalloys |
| Sub-Group |
Superalloy |
| Tensile Strength |
800 [N/mm^2] |
| Machinability Range |
15% - 45% |
| Density |
8.6-8.9 g/cm³ |
| Hardness |
38-45 HRC |
| Applications |
Turbine blades, vanes, nozzles |
|
Get Mar M247 as per Standards Click Here
|
Table of Content
Directionally Solidified CM247LC Supplier in India, Refer Chemical Composition
Super Alloy Mar M 247 Chemical Composition
| Element |
Content (%) |
| Manganese, Mn |
0.10 |
| Carbon, C |
0.060-0.090 |
| Nickel, Ni |
66.16-68.24 |
| Cobalt, Co |
9-9.50 |
| Chromium, Cr |
8-8.50 |
| Aluminum, Al |
5.40-5.70 |
| Silicon, Si |
0.25 |
| Tungsten, W |
9.30-9.70 |
Sizes for MAR-M247 Spherical Nickel-Based Alloy Powder
| Specification |
Value |
| Particle Size Range |
15-45 µm (for 3D printing), 45-150 µm (for thermal spraying). |
| Purity |
≥99.5% |
| Shape |
Spherical (ensures better flow and packing). |
| Packaging |
Vacuum-sealed containers (1kg, 5kg, 10kg options). |
| Standard Compliance |
ASTM F3055, AMS 5382, ISO 9001 |
Cutting Speeds for Heat resistant Ni or Co Based CM247LC
| Application |
Vc (SFM) |
Vc (m/min) |
| Milling |
150-440 |
45-135 |
| Parting |
130-380 |
40-115 |
| Grooving |
180-520 |
55-160 |
| Turning |
200-590 |
60-180 |
| Drilling |
180-520 |
55-160 |
Notable Characteristics of Mar M247 Material
- High-Temperature Strength
- Oxidation Resistance
- Creep Resistance
- Spherical Shape Advantage
Buy Mar M247 Material With Density 7.8 g/cm³, Check Melting Point
Super Alloy Mar M 247 Physical Properties
| Property |
Value |
| Density |
~8.6 g/cm³ |
| Melting Point |
~1300-1350 °C |
| Thermal Conductivity |
~12 W/m·K |
| Oxidation Resistance |
up to 1100°C. |
Recommended Insert Cutting Edge Geometry for Material MAR-M 247
| Honing Size |
0.02-0.05 mm / 0.001-0.002" |
| Land Width |
0.10-0.20 mm / 0.004-0.008" |
| Rake Angle |
13° -18° |
| Land Angle |
Neutral |
| Ground Insert |
Recommended |
Solutioning and Aging of MAR-M247 Nickel-Based Superalloy
| Properties |
Value |
| Solutioning Temp Range |
1185-1270 °C |
| Aging Temp Range |
770-980 °C |
| Minimum Solutioning Temp (from thermodynamics) |
~1220 °C (γ + MC + MB₂ phase field) |
| Applied Solutioning Condition |
1250 °C for 310 min |
| Aging Conditions Tested |
770 °C, 870 °C, 980 °C; double-aging: 980 °C (300 min) + 870 °C (1200 min) |
Mar M247 Mechanical Properties
| Property |
Value |
| Tensile Strength |
~1200 MPa |
| Yield Strength |
~900 MPa |
| Hardness |
~400-500 HV |
| Creep Rupture Strength |
Excellent at temperatures up to 1000°C. |
Offer Mar M247 Alloy With Good Creep Strength Suitable For High Temperature Applications like Gas Turbine Blades
Mar M247 Alloy Applications
Cast MAR-M-247 Temprature Range
| - |
Temperature Range (°C) |
Temperature Range (°F) |
| Solutioning Range |
1185 - 1270 °C |
2165 - 2318 °F |
| Minimum Solutioning |
≈ 1220 °C |
2228 °F |
| Applied Solutioning Condition |
1250 °C |
2282 °F |
| Aging Range |
770 - 980 °C |
1418 - 1796 °F |
| Double-Aging |
980 °C + 870 °C |
1796 °F + 1598 °F |
| Typical Mechanical/Test Temperatures |
204-1038 °C |
400-1900 °F |
Superalloy Mar-M247 Machining with Coated Carbide Tools
| Category |
Value |
| Cutting Tools |
Round inserts with TiN and TiCN coatings |
| Cutting Speeds |
50 to 300 m/min |
| Feed Rates |
0.1 to 0.4 mm/tooth |
| Cooling Conditions |
No cutting fluids (dry machining) |
Get High Performance Super Alloy M247 in Various Forms With Creep Resistance and Oxidation Resistance
Super Alloy M247 Various Forms
- Cast forms
- Wrought forms
- Powder form
Mar M247LC Alloy Creep Rupture Test Results
| Test Temp. °F |
Test Stress Ksi |
Rupture Life hrs. |
Heat No. |
Elong. % |
R.A. % |
Creep Time, hrs.0.5% |
Creep Time, hrs.1% |
Creep Time, hrs.2% |
| 1400 |
90 |
274.7 |
WWS* |
1.1 |
1.1 |
250 |
- |
- |
| 140.9 |
WST |
1.0 |
1.9 |
125 |
- |
- |
| 300.2 |
WLB |
1.5 |
3.4 |
183 |
- |
- |
| 1600 |
55 |
217.9 |
WWS |
7.6 |
8.1 |
42 |
77 |
124 |
| 45 |
818 |
WLK |
5.9 |
7.5 |
309 |
451 |
628 |
| " |
724.6 |
WWS |
6.1 |
7.8 |
203 |
336 |
- |
| 1800 |
25 |
126.6 |
WLB |
5.4 |
5.3 |
57 |
88 |
114 |
| 22 |
412.1 |
WLK |
5.9 |
8.9 |
224 |
287 |
348 |
| " |
220.8 |
WWS |
4.0 |
5.3 |
139 |
178 |
214 |
Test Results of Super Alloy Mar M 247
| Temperature |
Notch/Smooth UTS Ratio |
| R.T. |
1.33 |
| 1000°F |
1.27 |
| 1400°F |
1.14 |
Mar-M-247 Tensile Test Results
| Test Temp. °F |
Spec. Heat |
Test Type |
U.T.S. (ksi) |
0.2% YS (ksi) |
R. of A. (%) |
Elong. (%) |
| R.T. |
WWS |
Smooth |
143.4 |
124.7 |
7.1 |
5.9 |
| R.T. |
WLK |
142.9 |
120.8 |
8.2 |
7.3 |
| R.T. |
WLB |
142.5 |
126.1 |
9.4 |
6.5 |
| R.T.
Kt=2.8 |
WWS |
Kt=2.8 |
188.2 |
- |
- |
- |
| WLK |
196.1 |
- |
- |
- |
| WST |
186.3 |
- |
- |
- |
| 400 |
WWS |
Smooth |
143.3 |
117.6 |
7.3 |
6.5 |
| 400 |
WLK |
148.4 |
117.9 |
8.5 |
7.4 |
| 1000 |
WWS |
146.0 |
117.7 |
10.9 |
7.9 |
| 1000 |
WLK |
152.0 |
121.3 |
10.4 |
8.1 |
| 1000 |
WLB |
143.5 |
116.6 |
9.3 |
6.6 |
| 1000
Kt=2.8 |
WST |
Kt=2.8 |
188.6 |
- |
- |
- |
| WLB |
183.9 |
- |
- |
- |
| WLB |
189.7 |
- |
- |
- |
| 1200 |
WWS |
Smooth |
142.6 |
113.6 |
8.9 |
6.9 |
| 1200 |
WWS |
150.8 |
118.2 |
10.5 |
7.2 |
| 1400 |
WWS |
145.1 |
117.2 |
7.4 |
4.3 |
| 1400 |
WST |
149.0 |
115.3 |
8.2 |
6.1 |
| 1400
Kt=2.8 |
WST |
Kt=2.8 |
161.0 |
- |
- |
- |
| WWS |
172.9 |
- |
- |
- |
| 1600 |
WLK |
Smooth |
123.7 |
102.2 |
4.6 |
3.2 |
| 1600 |
WWS |
127.1 |
103.6 |
6.9 |
6.6 |
| 1800 |
WST |
82.7 |
61.2 |
8.6 |
6.4 |
| 1800 |
WLK |
77.5 |
56.4 |
7.0 |
6.8 |
| 1900 |
WLK |
59.1 |
43.2 |
9.8 |
8.3 |
| 1900 |
WST |
55.4 |
38.6 |
10.4 |
9.2 |
Find Source Of Mar M247 Ic Where LC Stand For Low Carbon, Refer Material Properties
Mar M247 Ic Material Properties
| Property |
Value |
| Tensile strength (MN·m⁻²) |
1078 |
| Ductility (%) |
10 |
| Melting temperature (°C) |
1295 |
| Grain size (mm) |
5 |
| Dendrite spacing (µm) |
500 |
Cast MAR-M-247 Fatigue Test Results
| Test Temp. °F |
Heat No. |
Mod. of Elast. (10⁶ psi) |
Strain Range % |
Cycles to Failure |
Cycles to Initiate |
| 400 |
WWS |
30.9 |
.958 |
1,267 |
~1,070 |
| WLR |
31.2 |
.800 |
2,646 |
~2,100 |
| WWS |
29.9 |
.666 |
5,312 |
- |
| WWS |
30.9 |
.628 |
9,644 |
~9,070 |
| WST |
30.7 |
.509 |
16,851 |
13,991 |
| WLB |
29.6 |
.491 |
25,861 |
~24,000 |
| WWS |
29.9 |
.469 |
57,169 |
- |
| WLB |
29.9 |
.380 |
145,155 |
~138,700 |
| 800 |
WLB |
29.3 |
.994 |
369 |
- |
| WLK |
28.9 |
.970 |
950 |
~630 |
| WST |
29.7 |
.834 |
1,604 |
1,084 |
| WST |
29.8 |
.737 |
2,845 |
2,368 |
| WLB |
28.8 |
.694 |
6,976 |
5,776 |
| WLB |
29.9 |
.546 |
20,400 |
17,600 |
| WWS |
29.0 |
.488 |
39,790 |
~30,000 |
| WWS |
29.6 |
.404 |
76,429 |
~73,460 |
| 1400 |
WLB |
25.6 |
.831 |
496 |
190 |
| WLK |
24.1 |
.724 |
799 |
~670 |
| WLK |
25.2 |
.626 |
3,311 |
2,487 |
| WWS |
23.6 |
.578 |
6,358 |
5,358 |
| WST |
25.8 |
.442 |
26,244 |
13,764 |
| WLK |
26.1 |
.388 |
33,881 |
~31,800 |
| WST |
25.7 |
.369 |
179,224+ |
- |
| WLK |
26.6 |
.332 |
99,152 |
~98,200 |
