South Eastern Coalfields Limited-SECL has published Supply Of Different Sizes Of Drill Rod. Submission Date for this Tender is 13-02-2020. Drilling and Exploration Equipment Tenders in Baikunthpur Chhattisgarh. Bidders can get complete Tender details and download the document.
| Name of Work:Supply of different sizes of Drill Rod | |||||
|---|---|---|---|---|---|
| Sl. No. | Item Description | Item Code | Quantity | Units | |
| 1 | 1 | Drill Rod Hexagonal Type for Resin Capsule Bolting with 6 mm Centre hole without water manifold: Size of Drill Rod (Diameter) : 22 mm, Length of Drill Rod : 2700 mm. TECHNICAL SPECIFICATION:- (i)Scope : Use of Drill Rod: In coal mines,(ii)The rods shall be manufactured from Hexagonal type Section,(iii) Material - The Drill Rods shall be manufactured from high tensile Steel Special steel of grade min 0.55% Carbon with surface hardness 50-55 HRC,(iv)The length of drill rod as measured excluding square drive and shank for Drill chuck shall be 2700 mm,(v) Diameter of Hexagonal Rods shall be 22 mm with Central hole of 6mm. (vi)Diameter of shank shall be 19 mm and length 70 mm. (vii) Accommodation of Drill Bit- M-16 thread shall be provided at the end to accommodate 27mm diameter drill bits with threaded end,(viii) Square Drive Adopter of 25 mm X 22 mm long shall be provided for holding the rod in drill chuck,(ix) Each Rod shall be marked on the Shank with the diameter of the Rod and manufacturer's name, make/ trade mark.(Dimensions will be as per enclosed drawing) | Item1 | 60 | No |
| 2 | 2 | Augur Drill Rod for Dry Drilling: 22 mm Diameter X 1800 mm Length, OUTER DIA : 22 MM, INNER DIA : 15 MM -16 MM, WITH ½" BSW THREAD, SUITABLE FOR ACCOMMODATING 27 MM DIA DRILL BIT(AS PER DRAWING ENCLOSED), TECHNICAL SPECIFICATION:- (i)The Drill Rod shall be manufactured from High tensile Steel 40 SiMnCrNiMo, having hardness with range from 32-44 HRC. (ii) The Surface of drill Rod shall be suitable for easy removal of gumming and stone particles removal during Drill operation.(iii) The outside diameter of Drill Rods shall be 22 mm and Inner Dia shall be 15 to 16 mm with 19 mm dia shank size. (iv) The sank end of the Rod shall be suitable for being driven by rotary hand electrical drilling machine other end the rod shall be have ½" BSW thread to fit the Drill Bit. (v) The length of the augur Drill rods as measured excluding shank for drill chuck will be 1800 mm. (vi) The Drill Rods shall have right hand twist.(vii)The Drill Rods shall be marked with manufacturers trade mark at suitable places for the identification. The drill rods shall be suitably packed to facilitate transportation and to avoid damage during transport. | Item2 | 15 | No |
| 3 | 3 | Augur Drill Rod for Dry Drilling: 25 mm Diameter X 2100 mm Length, OUTER DIA : 25 MM, INNER DIA : 15 MM -16 MM, WITH ½" BSW THREAD, SUITABLE FOR ACCOMMODATING 27 MM DIA DRILL BIT(AS PER DRAWING ENCLOSED), TECHNICAL SPECIFICATION:- (i)The Drill Rod shall be manufactured from High tensile Steel 40 SiMnCrNiMo, having hardness with range from 32- 44 HRC. (ii) The Surface of drill Rod shall be suitable for easy removal of gumming and stone particles removal during Drill operation.(iii) The outside diameter of Drill Rods shall be 25 mm and Inner Dia shall be 15 to 16 mm with 19 mm dia shank size. (iv) The sank end of the Rod shall be suitable for being driven by rotary hand electrical drilling machine other end the rod shall be have ½" BSW thread to fit the Drill Bit. (v) The length of the augur Drill rods as measured excluding shank for drill chuck will be 2100 mm. (vi) The Drill Rods shall have right hand twist.(vii)The Drill Rods shall be marked with manufacturers trade mark at suitable places for the identification. The drill rods shall be suitably packed to facilitate transportation and to avoid damage during transport. | Item3 | 5 | No |
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