Quotation Are Invited For Esp Boiler Fwp Shaft Refurbishment in United Arab Emirates

Work Detail

Quotation are invited for ESP Boiler FWP shaft refurbishment SCOPE OF WORKFEED WATER PUMP SHAFTS REFURBISHMENT USING HARD CHROME PLATING 3 SHAFTS3. WORK DESCRIPTION3.1. INSPECTION & ASSESSMENT1 .#CONDUCT VISUAL INSPECTION TO IDENTIFY PITTING, SCORING, ORCORROSION.2.#PERFORM DIMENSIONAL INSPECTION TO RECORD ACTUAL MEASUREMENT S ANDCOMPARE WITH OEM TOLERANCES.3.#CARRY OUT NDT (MPI OR DYE PENETRANT TEST) ON IMPELLER AND BEARINGAREAS TO DETECT SURFACE CRACKS. 4.#PREPARE AND SUBMIT AN INSPECTION REPORT FOR CLIENT APPROVAL BEFORESTARTING REFURBISHMENT.3.2. MACHINING & PREPARATION1.#MOUNT SHA FT ON PRECISION LATHE AND REMOVE EXISTING COATING/CORROSIONFROM IMPELLER AND BEARING AREAS.2.#UNDERCUT WORN AREAS TO ALLOW FOR PLATI NG BUILDUP (APPROX. 0.20#0.25MM PER SIDE).3.#MASK ALL NON-PLATING AREAS (KEYWAYS, THREADS, FILLETS, ETC.) USINGPROTECTIVE COATING OR MECHANICAL MASKING.4.#DEGREASE AND CLEAN ALL SURFACES THOROUGHLY USING SOLVENT OR ALKALINEBATH TO ENSURE GOOD PLATING ADHESION.3.3. HARD CHROME PLATING1.#PERFORM ELECTROLYTIC HARD CHROME PLATING IN ACCORDANCE WITH ASTMB650 OR EQUIVALENT STANDARD.2.#MAINTAIN BATH PARAMETERS (TEMPERATURE, CURRENT DENSITY, PH) AS PERPROCESS SPECIFICATION.3.#ACHIEVE UNIFORM COATING OVER ALL TREATED SURFACES:O#IMP ELLER AREA: Ø80 × 510 MMO#BEARING AREAS: Ø70 × 150 MM (×2)4.#BAKE THE SHAFT POST-PLATING AT 190#220°C FOR 2#3 HOURS TO RELIEVEHYDROG EN EMBRITTLEMENT.5.#MEASURE COATING THICKNESS AT MULTIPLE POINTS TO CONFIRM UNIFORMDEPOSITION.3.4. FINISH MACHINING & GRINDING1.#AFT ER PLATING, PERFORM CYLINDRICAL GRINDING TO RESTORE EACH AREA TOITS ORIGINAL DESIGN DIMENSION:O#IMPELLER FIT AREA: Ø80.00 MM ± STANDARD TERMS & CONDITIONS 1) Prices should be DDP delivery duty paid at DEWA stores. 2) Quotation to be submitted only in local currency U.A.E Dirhams 3) DEWA Standard payment terms is 30 days credit from the date of acceptance of material 4) No DEWA staff or his or her relatives up to third degree should have ownership or partnership in your company, and your participation in DEWA tenders / RFQs should not constitute a Conflict or perceived Conflict of Interest. Supplier Registration: https://srm.dewa.gov.ae/irj/portal/anonymous/regis Tender Link : https://srm.dewa.gov.ae/sap/opu/odata/sap/ZSRM_RFX_REG_BID_SRV/AttachmentSet(2332502730)/$value

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