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| JIS SUH3 |
| ORDINARY HEAT-RESISTANCE ALLOY (MARTENSITIC) WHICH HAS MAGNETISM AND IS WIDELY APPLIED TO INTAKE VALVE FOR INTERNAL COMBUSTION ENGINE. |
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| JIS SUH36 (21-4N) |
| HIGH QUALTY HEAT-RESISTANCE ALLOY BELONGING TO AUSTEMTIC STEEL (NON-MAGNETIC) THAT IS EXCELLENT IN WEAR AND CORROSION RESISTANCE UNDER HIGH TEMPERATURE AND APPLICABLE TO EXHAUST VALVE FOR HEAVY DUTY ENGINE USE. |
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| STELLITE |
| COBALT-BAST ALLOY TO BE WELDED ON VALVE FACE (EXHAUST VALVE FOR HEAVY DUTY ENGINE) FOR THE PURPOSE OF SPECIALLY IMPROVING WEAR AND CORROSION RESISTANCE UNDER HIGH TEMPERATURE. |
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MATERIAL & SPECIFICATION (MS) |
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Two-piece valve
(21-4N & JIS SUH3welded on stem) |
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One-piece 21-4N tip-welded |
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Hard-chromium plated
Tafftrided |
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Stellite welded on valve face |
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