Brochure

6 | GE Energy

Materials of Construction

1 Body

Carbon Steel, Stainless Steel, Chrome-Moly, Other Alloys

2 Bonnet

3 Plug Stainless Steel, Stainless Steel with Stellite or Equivalent Hardfacing and Nitrided Surfaces

4 Seat Ring Hardened Stainless Steel, Stainless Steel with Stellite or Equivalent Hardfacing

5 Stem Stainless Steel, Inconel

6 Cage Stainless Steel with Chrome-Plating and Nitriding

7 Balance Seal Ring Teflon, Ni-Resist, Nitrided Stainless Steel, Graphite, and Spring Energized Teflon

8 Guide Bushing Hardened Stainless Steel, Stainless Steel with Hardfacing

9 Gaskets Stainless Steel with Flexible Graphite Filler

10 Packing Teflon, Flexible Graphite and Low Emissions

Note: Refer to 41005 Series Tech-Spec for detailed material specifications and operating temperature limits.