Backframe/Posts |
Staggered spruce backposts (5). Total CSA: 450 cm2 (69.8 in2). Thickness of post: 9 cm. Width of post: 10 cm. |
Pinblock |
Laminated multi-directional Maple. Thickness: 35 mm. |
Soundboard |
Solid Spruce. Linear taper. Tapered from 9 mm top to 7 mm bottom. Vibrating area: 1.21 m2 (1,874 in2) |
Ribs |
Ribs notched into inner rim (no floating ribs). Ribs made of spruce and staggered/graduated. Number of ribs: 10 |
Bridges |
Vertically laminated maple base with solid maple cap. |
Scale |
Designed by Steinway. 16,624 kg (36,573 lb) tension. |
Plate |
Cast iron, painted with Steinway Gold. |
Tuning Pins |
Carbon steel nickel coating. |
Strings |
Roslau wire. Number of sizes of treble strings: 15. Lowest tenor note: 27. Number 1 speaking length: 108.7 cm (42.8”) |
Hammers |
Specified by Steinway. Weight of topfelt: 6 kg (13 lb). |
Action |
All wood (no plastic) for all moving parts. Aluminum action rails. |
Keys |
Steinway design. Material – Spruce or Basswood. |
Keybed |
Lauan, Maple, Spruce. |
Pedals |
Brass. Muffler. |
Features |
All wood Back construction (no MDF except in cabinet parts). Solid filler blocks in backframe (near top). Backposts are large and staggered. |