 | Stephen Osgood Andros - 1920 - 288 halaman
...the level of the source of supply. PIPING. Section 93. (a) Standard full weight wrought iron, Eteel or brass pipe with substantial fittings shall be used and shall be carefully protected against injury. Piping under pressure must be designed to secure a factor of safety of not less than 6, and... | |
 | Stephen Osgood Andros - 1920 - 278 halaman
...the level of the source of supply. PIPING. Section 93. (a) Standard full weight wrought iron, fteel or brass pipe with substantial fittings shall be used and shall be tarefully protected against injury. Piping under pressure must be designed to secure a factor of safety... | |
 | Robert Sibley, Charles Henry Delany - 1921 - 498 halaman
...standard gauge) in thickness. Joints to be made as specified for outside storage tanks. 28. Piping. (a) Standard, full weight, wrought iron, steel or brass pipe with substantial fittings to be used and to be carefully protected against injury. (6) Supply pipe to be not less than one-fourth... | |
 | P. E. Fansler - 1927 - 378 halaman
...the second line. On page 24 change Eule 11 (a) to read as follows, the revision being underscored: "(a) Standard, full weight, wrought iron, steel, or brass pipe, with substantial fittings or approved brass or copper tubing with approved fittings shall be used, and shall be carefully protected... | |
 | American Oil Burner Association - 1928 - 396 halaman
...shall terminate outside this building. It shall be capped oil tight when not in use. (g) Piping (1) Standard full weight wrought iron, steel or brass pipe with substantial fittings or standard brass or copper tubinc fittings, shall be used and shall be carefully protected against... | |
 | District of Columbia. Board of Commissioners - 1929 - 240 halaman
...current may be cut off from the motor. SEC. 10. Piping. — (a) Standard, full-weight, wrought-iron, steel, or brass pipe with substantial fittings shall...be carefully protected against mechanical injury in a manner satisfactory to the fire marshal. In all piping systems proper allowance shall be made for... | |
| |
... having jurisdiction. In all piping systems proper allowance shall be made for expansion and contraction, jarring and vibration. 