PIPA CEMENT LINING / CEMENT MORTAR PIPE, DI SURABAYA (57)

AGRO INDUSTRI SURABAYA PHONE. 031 3989496 horsepower. 082129847777, 082129846666 FAX. 031 3980197, EMAIL: INDUSTRI2034@ GMAIL.COM PHONE. 031 3989496 horsepower. 082129847777, 082129846666 FAX. 031 3980197, EMAIL: INDUSTRI2034@ GMAIL.COM . BERIKUT KETERANGANNYA : WHAT square measure the advantages OF PIPELINE REHABILITATION mistreatment CEMENT LINING? • SAVE forty – eighty more than the value OF REPLACEMENT • EXTEND THE lifetime of THE PIPELINE for one more fifty – a hundred YEARS • STOP CORROSION NOW! • STOP LEAKS • NEUTRALIZE ANY ADVERSE EFFECTS OF THE PIPELINE ON THE WATER • INCREASE be due fifteen – twenty five you understand how LONG HAVE CEMENT LINED PIPES BEEN USED? starting within the 1800’ S, CEMENT MORTAR WAS FOUND to own wonderful ANTI-CORROSIVE PROPERTIES to be used IN WATER LINES. AT FIRST, MAN ENTRY SIZE PIPELINES WERE restored mistreatment HAND-LINING TECHNIQUES. EVENTUALLY, LINING MACHINES WERE DEVELOPED that ALLOWED FOR a uniform LINING THICKNESS ON THE PIPE WALL FOR each MAN ENTRY and tiny DIAMETER PIPE. SINCE THEN CEMENT MORTAR LINING HAS BEEN USED round the WORLD for brand new PIPE AND TO REHABILITATE recent LINES. however will THE CEMENT LINING shield THE PIPE? the inner CEMENT MORTAR LINING PROVIDES PROTECTION TO THE PIPELINE IN 2 ways that. FIRST, it's A “ CEMENT PIPE among A STEEL PIPE” , AND SECOND, BY making A “ ZONE OF ALKALINITY” . THIS “ ZONE” BETWEEN THE CEMENT LINING and also the PIPE WALL, NEUTRALIZES THE CORROSIVE PROPERTIES OF THE LIQUID MEDIUM AND BLOCKS CORROSION OF THE PIPE WALL. IN EFFECT, THE “ ZONE OF ALKALINITY” is A SECOND LAYER OF DEFENSE AGAINST INTERNAL CORROSION. in contrast to different styles of INTERNAL LININGS, which permit PIPE CORROSION TO unfold DOWN the road ONCE they're broken OR broken IN ANY SPOT, THE CEMENT LINING PREVENTS CORROSION FROM SPREADING on THE PIPE WALL. what's self-generated HEALING? merely expressed, self-generated HEALING is that the ABILITY OF CEMENT TO HEAL ITSELF. within the PRESENCE OF wet, CEMENT EXTRUDES hydrated oxide that, UPON EXPOSURE TO THE ATMOSPHERE, IS reborn TO carbonate ( LIMESTONE) that SEALS THE CRACK. this can be identical development THAT HAPPENS once A BROKEN BONE IS MENDED. self-generated HEALING OF CEMENT LINED PIPE IS COMMON once THE BURIED PIPE IS within the PRESENCE OF wet, EITHER ON THE SOIL aspect OR inside THE PIPE ITSELF. THE take a look at SECTION WAS PERFORATED WITH various take a look at HOLES FROM 1" TO 6-1/ 4" IN DIAMETER. THE HOLES WERE FITTED WITH BLANKS FOR APPLICATION OF CEMENT-MORTAR LINING, that WAS APPLIED in a very THICKNESS GRADUATING FROM 1/ 4" TO 1" . THIS WAS to work out AT WHAT PRESSURE THERE can be FAILURE within the CEMENT-MORTAR LINING. THE 5/ 8" THICK LINING OF THE 6-1/ 4" HOLE failing AT A PRESSURE higher than 305 PSI. NO different FAILURES OCCURRED. THIS take a look at SHOWS THAT CEMENT LINING will shield PIPES EVEN after they are PERFORATED. LINING NEW PIPE BEFORE IT GOES INTO SERVICE PRESERVES AND PROTECTS IT FROM INTERNAL DETERIORATION. will the liner face up to PIPE DEFLECTION? A DEFLECTION take a look at CONDUCTED within the search ON A 72" X 5/ 16" WELDED STEEL PIPE SECTION incontestable  THE superb DEFLECTION PROPERTIES OF CEMENT-MORTAR LINED STEEL PIPE. A LOAD APPLIED TO the highest OF THE SECTION WAS bit by bit raised till a complete DEFLECTION OF 13" ON THE VERTICAL AXIS WAS REACHED and so bit by bit faded WITH NO IMPAIRMENT TO the liner OR ANY SERIOUS CRACKS. WHAT styles of CEMENT square measure obtainable FOR LINING? usually a kind I/ II OR sort V hydraulic cement is employed, relying UPON THE SALINITY OF THE LIQUID FLOWING THROUGH the road. HOWEVER, there's a large kind of SPECIALTY OR “ BOUTIQUE” CEMENTS which will face up to extraordinarily HIGH TEMPERATURES, serious SALINITY CONCENTRATIONS, AND sulphide GAS AND ASSOCIATED CORROSIVES. discuss with America regarding YOUR CONDITIONS therefore we are able to facilitate choose the fabric that most accurately fits YOUR LINE. SEKIAN ~~~ BEST REGARDS : RAHMAT HIDAYAT ----- AGRO INDUSTRI SURABAYA PHONE. 031 3989496 horsepower. 082129847777, 082129846666 --- FAX. 031 3980197 ----- EMAIL: INDUSTRI2034@ GMAIL.COM 

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LC - 2016