Yield Strength – Temperature Chart of Monel 400
1. Yield Strength – Temperature for Monel 400 Group A
| Temperature, °F | -20~100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 |
| Yield Strength, ksi | 25.0 | 23.0 | 21.9 | 21.0 | 20.4 | 20.0 | 19.7 | 19.7 | 19.7 |
| Temperature, °F | 550 | 600 | 650 | 700 | 750 | 800 | 850 | 900 | 950 |
| Yield Strength, ksi | 19.7 | 19.7 | 19.7 | 19.6 | 19.4 | 19.1 | 18.9 | 18.8 | - |
*Group A includes Monel 400(UNS N04400) materials:(1)bar of ASME SB164, annealed; (2)seamless pipe & tube of ASME SB165, annealed, with O.D＞5″; (3)ASTM B564 forgings, annealed.
2. Yield Strength – Temperature for Monel 400 Group B
| Temperature, °F | -20~100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 |
| Yield Strength, ksi | 28.0 | 25.8 | 24.5 | 23.6 | 22.8 | 22.4 | 22.1 | 22.0 | 22.0 |
| Temperature, °F | 550 | 600 | 650 | 700 | 750 | 800 | 850 | 900 | 950 |
| Yield Strength, ksi | 22.0 | 22.0 | 22.0 | 21.9 | 21.7 | 21.4 | 21.2 | 21.1 | - |
*Group B includes Monel 400(UNS N04400) materials:(1)plate of ASME B127, annealed; (2)seamless tube of ASME SB-163, O.D＜3″ annealed; (3)ASME SB165 seamless pipe & tube with O.D≤5″, annealed; (4)seamless and welded fittings of ASME SB-366, annealed.
3. Yield Strength – Temperature for Monel 400 Group C
| Temperature, °F | -20~100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 |
| Yield Strength, ksi | 40.0 | 39.5 | 38.8 | 37.9 | 37.1 | 36.4 | 35.9 | 35.5 | 35.2 |
| Temperature, °F | 550 | 600 | 650 | 700 | 750 | 800 | 850 | 900 | 950 |
| Yield Strength, ksi | 34.9 | 34.7 | 34.4 | 34.0 | 33.5 | 32.9 | 32.3 | 31.6 | - |
*Group C includes Monel 400(UNS N04400) materials: (1)plate of ASME SB127, as-rolled & tempered condition; (2)hot-rolled round bar of ASME SB-164, O.D≤14″.
4. Yield Strength – Temperature for Monel 400 Group D
| Temperature, °F | -20~100 | 200 | 300 | 400 | 500 | 600 | 650 | 700 | 750 | 800 |
| Yield Strength, ksi, D1 | 50.0 | 47.2 | 45.8 | 45.0 | 45.0 | 44.2 | 42.1 | 42.1 | 41.8 | 40.4 |
| Yield Strength, ksi, D2 | 55.0 | 51.8 | 50.4 | 49.7 | 49.2 | 48.1 | 47.3 | 46.3 | 45.3 | 44.4 |
| Yield Strength, ksi, D3 | 60.0 | 56.6 | 54.9 | 54.0 | 54.0 | 53.0 | 50.5 | 50.5 | 50.1 | 48.5 |
| Yield Strength, ksi, D4 | 85.0 | 80.2 | 77.8 | 76.5 | 76.5 | 75.1 | 71.6 | 71.6 | 71.0 | 68.7 |
*Group D includes Monel 400(UNS N04400) materials: D1-round bar of ASME SB-164, cold rolled & stress relieved, O.D＜0.5″; D2-round bar of ASME SB-164, cold rolled & stress relieved, 3.5″<O.D≤4″; D3-round bar of ASME SB-164, cold rolled & stress relieved, 0.5″≤O.D≤3.5″; D4-round bar of ASME SB-164, cold rolled & tempered, O.D<0.5″.
5. Yield Strength – Temperature for Monel 400 Group E
| Temperature, °F | -20~100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 |
| Yield Strength, ksi | 55.0 | 52.9 | 51.8 | 51.0 | 50.4 | 50.0 | 49.7 | 49.5 |
| Temperature, °F | 500 | 550 | 600 | 650 | 700 | 750 | 800 | 850 |
| Yield Strength, ksi | 49.2 | 48.7 | 48.1 | 47.3 | 46.3 | 45.3 | 44.4 | - |
*Group E includes Monel 400(UNS N04400) materials: (1)ASTM B163 seamless tube, stress relieved; (2)ASTM B165 seamless pipe & tube, stress relieved.
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