G&S Valves Ltd
Manufacturing Bespoke Engine Valves Since 1946
Material | C | Si | Mn | Ni | Cr | N | S | P | Cu | Fe | Ti | Al | Co | B | Zr | Pb | Nb&Ta | W | Mo |
Austinetic Stainless Steel | |||||||||||||||||||
214N | 0.48 0.58 | 0.25 Max | 8 |
3.25 4.50 | 20 22 |
0.35 0.50 |
0.03 Max | 0.045 max | Bal. | ||||||||||
1.4882 |
0.48 0.58 | 0.25 Max | 8 10 |
3.25 4.50 | 20 22 |
0.35 0.50 |
0.03 Max | 0.045 max | 1.80 2.50 |
0.80 1.50 |
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Wrought Steel | |||||||||||||||||||
EN24 - (817M40) | 0.35 |
0.10 0.35 |
0.45 0.70 |
1.30 1.70 |
1.00 1.40 |
0.04 Max |
0.04 Max |
Bal. | 0.20 | ||||||||||
EN52 - (401S45) |
0.40 0.50 |
2.70 3.30 |
0.60 Max |
0.50 Max |
8 10 |
0.03 Max |
0.04 Max |
Bal. | 0.35 | ||||||||||
EN59 - (443S45) |
0.75 0.85 | 1.75 2.25 |
0.30 0.75 |
1.20 1.70 |
19 21 |
0.04 Max |
0.04 Max |
Bal. | |||||||||||
Nimonic Alloy | |||||||||||||||||||
Nimonic (80A) |
0.04 0.10 |
1.0 Max |
1.0 Max |
65 Max |
18 21 |
0.015 Max |
0.02 Max |
0.2 Max |
3 Max |
1.8 2.7 |
1.0 1.8 |
2 Max |
0.008 Max |
0.15 Max |
0.0025 Max |
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Cobolt Based Alloys | |||||||||||||||||||
No.6 | 1.1 | 3.0 Max |
28 | 3.0 Max |
Bal. | 5 | |||||||||||||
No.12 | 1.8 | 3.0 Max |
30 | 3.0 Max |
Bal. | 9 |
C - Carbon Si - Silicon Mn - Manganese Ni - Nickel Cr - Chromium N - Nitrogen S - Sulfur P - Phosphorus Cu - Copper Fe - Iron Ti - Titanium Al - Aluminum Co - Cobalt B - Boron Zr - Zirconium Pb - Lead Nb - Niobium Ta - Tantalum W - Tungsten Mo - Molybdenum
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