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