Pillar Taps Sample Clauses

Pillar Taps. Pillar taps shall be of brass or bronze and shall conform to IS 1795--1982, Specification for pillar tapsfor water supply purposes. The nominal size of pillar taps shall be 15mm or 20 mm as specified. The nominalsize shall be designated by the nominal bore of the pipe outlet to which the tap is to be fitted. Casting shall besound and free from laps, blow holes and pitting. External and internal surfaces shall be clear smooth and freefrom sand and be neatly dressed. The body, bonnet and other parts shall be machined true so that whenassembled, the parts shall be axial, parallel and cylindrical with surface smoothly finished.The area of water way through the body shall not be less than the area of the circle of dia metre equalto the bore of the seating of the tap. The seating of pillar tap shall be integral with the body and edgesrounded to avoid cutting of washer. Pillar taps shall be nickel chromium plated and thickness of coating shallnot be less than services grade No 2 of IS 4827 and plating shall be capable of taking high polish which shall noteasily tarnish or scale.Every pillar tap complete with its component parts shall withstand an internally applied hydraulicpressure of 20 Kg/sqcm. Maintained for a period of 2 minutes during which period it shall neither leak norsweat.

Pillar Taps. Refer para 18.16.1 of MES schedule Part-I.