| Category | Steel grade | Standard | Country | Application |
|---|---|---|---|---|
| Special Alloy | ISO NiCr15Fe7TiAl | ISO | ISO | ISO standard valve nickel base alloy |
| Special Alloy | ISO X33CrNiMnN23 3 | ISO | ISO | ISO standard valve austenite steel |
| Special Alloy | ISO X53CrMnNiNbN21 9 | ISO | ISO | ISO standard valve austenite steel |
| Special Alloy | ISO X50CrMnNiNbN21 9 | ISO | ISO | ISO standard valve austenite steel |
| Special Alloy | ISO X53CrMnNiN21 9 | ISO | ISO | ISO standard valve austenite steel |
| Special Alloy | ISO X55CrMnNiN20 8 | ISO | ISO | ISO standard valve austenite steel |
| Special Alloy | ISO X85CrMoV18 2 | ISO | ISO | ISO standard valve martensite steel |
| Special Alloy | ISO X45CrSi9 3 | ISO | ISO | ISO standard valve martensite steel |
| Special Alloy | ISO X50CrSi8 2 | ISO | ISO | ISO standard valve martensite steel |
| Special Alloy | ISO NiCr22Mo9Nb | ISO | ISO | ISO standard heat-resisting alloy |
| Special Alloy | ISO H22 | ISO | ISO | ISO standard heat-resisting alloy |
| Special Alloy | ISO H21 | ISO | ISO | ISO standard heat-resisting alloy |
| Special Alloy | ISO NiCr20Ti | ISO | ISO | ISO standard heat-resisting alloy |
| Special Alloy | ISO H20 | ISO | ISO | ISO standard heat-resisting alloy |
| Special Alloy | ISO NiCr15Fe8 | ISO | ISO | ISO standard heat-resisting alloy |
| Special Alloy | ISO H18 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO X8NiCrAlTi32 21 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO X6NiCrSi36 19 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO H17 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO X12NiCrSi35 16 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO H16 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO X15CrNiSi25 21 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO H15 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO X6CrNi25 21 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO H14 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO X6CrNi23 14 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO X7CrNiSiNCe21 11 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO X15CrNiSi20 12 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO H12 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO X7CrNiNb18 10 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO H11 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO X7CrNiTi18 10 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO H10 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO X7CrNi18 9 | ISO | ISO | ISO standard Austenite size heat resistant steel |
| Special Alloy | ISO H7 | ISO | ISO | ISO standard iron grain size heat resistant steel |
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