Inconel 600 625 690 718 800 valve stem

The rod which actuates or drives a valve-stem; the rod which is fastened to a valve to move it back and forth.

Inconel Alloy 718 (UNS N07718) Ni 52.5, Cr 19.0 Fe 18.5 Mo 3.0 Nb+Ta 3.6Excellent strength from -423 °F to 1300 °F (-253 °C to 705 °C). Age hardenable and may be welded in fully aged condition, excellent oxidation resistance up to 1800 °F (980 °C).Jet engines, pump bodies and parts, rocket motors and thrust reversers, nuclear fuel element spacers, hot extrusion tooling.

Chemical, %   Min. Max.   Min. Max.   Min. Max.Ni 50.0 55.0 Cu   0.3 C   0.08Cr 17.0 21.0 Co  1.0 Si   0.35Fe Reminder   Al 0.2 0.8 P   0.015Mo 2.8 3.3 Ti 0.65 1.15 S   0.015Nb 4.75 5.5 Mn   0.35 B   0.006

Physics Index Density,g/cm3   8.19Welding point,°C   1260-1336

Mechanical Performance (Deposit hardness)    Break Strength(1000h) ksi Mpa1100°F/595°C 110 7601200°F/650°C 86 5901300°F/705°C 53 3701400°F/760°C 24 170

Valve Rod pictures:

Inconel 600 625 690 718 800 valve stem