H4-CV7-B Notes Flender GmbH Flender MD Notes Overview Helical gear units H4

Flender/Flender Gear Units/Helical gear units H4

hall be exercised and adequate precautions taken to avoid damage and en try foreign matter into instruments during transportation, installation, testing etc. 5.1 Line Mounted Eqipments / Items Installation of line mounted items like filters, strainers, steam traps, air traps, desuperheaters, ejectors, samples coolers, mixers, flame arrestors, sight glass es etc. including their supporting arrangements shall form part of piping erection work. 5.1 Bolts and Nuts The Contractor shall apply molycoat grease mixed with graphite powder (unless otherwise specified in piping classes) all bolts and nuts during storage, after erection and wherever flange connections are broken and made-up for any purpose whats oever. The grease and graphite powder shall be supplied by the Contractor within the rates for piping work. 5.1 Pipe Supports Pipe supports are designed and located to effectively sustain he weight and thermal effects of the piping system and to prevent its vibrations. Location and esign pipe supports will be shown in drawing for lines 2 NB. However, any extra supports desired by Engineer-in-Charge 1 of 1 STANDARD TECHNICAL SPECIFICATION MECON LIMITED REGD. OFF: RANCHI 8 OIL & GAS SBU, DELHI DOCUMENT NO. Page 1 of 6 TITLE MEC//0/2/0 REVISION : 0 PIPING FABRICATION AND ERECTION EDITION : 1 shall also be installed. No pipe shoe / cradle shall be offset unless specifically shown in the drawings. Hanger rods shall be installed inclined in direction opposite to the direction in which the pipe move during expansion. Preset pins of all spring supports shall be removed only after hydrostatic testing and insulation . adjusted if necessary to obtain the correct positioning in cold condition. These shall subsequently adjusted to hot setting in operating condition. The following points shall be hecked after installation, with the Engineer-in-Charge and necessary confirmation in wri