S SA, SA 3, SA 2 SALINE MARBLE

S SA, SA 3, SA 2, etc.

Metallurgy

The scouring rating of the steel after abrasive blasting in reference to the Swedish standard SIS 05 5900/1967.

SABLER Sableur

Work

A worker who proceeds to the cleaning or scouring of a material by sandblasting.

SACCHAROIDAL ROCK Roche saccharo de

Geology

A material resembling (coarse) granulated sugar in appearance (for example, saccharoidal gypsum).

SACRIFICIAL METAL M tal sacrificiel

Metallurgy

A material that acts as anode to protect another metal being attacked in its place; it is the principle of cathodic protection.

SADDLE Selle; Besace

Construction

1. A piece presenting a round face allowing the inflecting of the cables or guys of a suspension bridge. See Figure 1

   
   Figure 1

   There are several types of saddles:

   • bearing or cable ( la selle d'appui), organ which allows the inflection of the cables and the transfer of vertical loads to the pylons in the quite common case, highly bread-and-butter, of the rigid pylons restrained at foot. The saddle also authorizes the horizontal movement of the in relation to the pylons. The bearing saddle is set on the top of the pylons. See Figure 1a

     
     Figure 1a

   • flowering ( la selle d' panouissement), saddle of bending which plays, moreover, the role of a blooming necklace; See Figure 1b

     
     Figure 1b

   • bending ( la selle d'infl chissement), part presenting a round face allowing the bending of the cables of suspension bridges or the guys of stayed-cable...