NIT NO.07, ITEM NO.07(WW)-I

Dismantling of sluice valve by gland plate, gland housing and dome of 400mm dia sluice valve by removing/cutting of nut bolt with the help of gas cutter and men power. The job includes dismantle / removing the each part like spindle, GM nut, flap and GM ring of body for repairing and overhauling

Making/ Casting and supply of CI flap tasted by best quality CI material in the existing shape, design, size and making groove for fixing of GM ring and also making groove for fixing of GM nut in proper way the job includes of complete machining, grinding and finishing. Providing & Fixing of GM ring of both side in the flap by machining work and making proper size by final rubbing cut to make the leakage proof

Making and Supply of SS Spindle made out of single piece 316 SS rod suitable for 450mm size sluice valve as per sample. The length of spindle and color dia should be existing size having squire thread and duly machined as per sample.

Making and Supply of fabricated GM nut for 450mm dia sluice valve having thread as required and duly machined as per sample

Repairing of S.S. Spindle by remetalling on the damaged portion, the job i/c machining, re-threading, finishing etc

Repairing of G.M. ring of both side in the body by remetaling, machining and finishing with machining work to make its original shape and size as required by job. Also includes the charges of Re-fixing the same in body and flap

Providing & Fixing of GM ring of both side of flap by cutting/removing of old GM ring by machining work and making proper size by finishing cut in the grove of flap and body with the help of machining work. Fixing of ring on the original position as required by job and making final rubbing cut to make the valve leakage proof.

Repairing of CI flap by repairing of GM nut groove in the flap for accurate fixing of GM nut. Fabrication and fixing of MS flat by drilling and threading in CI flap and tightly fixing by using of nut bolts and washer with proper machining / alignment and operation with flap as per requirement by job.

Re-assembling of sluice valve with above dismantled parts with required hardware goods etc. the job i/c loading/unloading, of repairable parts to workshop to & fro

Providing and Fixing of Thrust bearing with bracket on the holding stand for smooth and easily operating of valve with nut bolts and washer the job includes making proper alignment with spindle for soundless & smooth movement

Painting and primer charges of sluice valve with one coat of primer & minimum two coat of enamel paint of required shade & colour

MK ENGG.CO.