Excavation Work in Progress at River Side (Mand) Chhattisgarh

Go to Blogger to see the pictorial Methodology of the Pipe Laying and their welding procedures

Tuesday, February 5, 2013

APPLICATION METHODOLOGY OF COAL TAR TAPE & COAT PRIMER

APPLICATION METHODOLOGY OF COAL TAR TAPE & COAT PRIMER ·         STORAGE AT SITE: COAL TAR TAPE SHALL BE STORED UNDER SHED VERTICAL POSITION; IT SHALL BE STORED IN SINGLE OR DOUBLE ROLL LAYER 1.       SURFACE PREPARATION a.       All bare steel shall be free of dust, dirt, grease, oil and other foreign matter; practical removal can be done by either power or hand wire brushing. grease and oil can be removed by use of  a solvent...