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Bids Are Invited For Drill Rod Total Quantity : 1-Chhattisgarh

Ministry Of Coal-MOC has published Bids Are Invited For Drill Rod Total Quantity : 1. Submission Date for this Tender is 24-09-2021. Drilling and Exploration Equipment Tenders in Chhattisgarh. Bidders can get complete Tender details and download the document.




Tender Notice

29206384
Bids Are Invited For Drill Rod Total Quantity : 1
Open Tender
Indian
Chhattisgarh
24-09-2021

Tender Details

Bids Are Invited For Drill Rod Total Quantity : 1

Key Value

Document Fees
Refer document
EMD
Refer document
Tender Value
INR 11.73 Lakhs /-

BOQ Items

Sl. No. Item TitleItem Description
1Drill RodHexagonal Drill Rods size 22mm X 1800mm with 6mm central hole and with water manifold. TECHNICAL SPECIFICATION:- Scope :-a) Use of Drill Rod : In coal mines. b) The rods shall be manufactured from solid hexagonal type section. c) Material: - The Drill Rods shall be manufactured from high tensile steel special steel of grade 55 SiMnCrNiMo with surface hardness 50-55 HRC. d) The length of drill rod as measured excluding water manifold & shank for drill chuck shall be 1800mm. e) Diameter of Hexagonal Rods shall be 22mm with central hole of 6mm. f) Diameter of shank shall be 19mm & length 70mm. g) Accommodation of Drill Bit:- M-16 thread shall be provided at the end to accommodate 27mm diameter drill bits with threaded end. h) Adopter of 39.7mm Diameter X 22mm long shall be provided for holding the rod in drill chuck of 25mm square X 22mm long adapter. i) Drill rods shall be suitably electroplated to provide a surface hardness of 65-86 HRC. j) Hexagonal drill rods for Resin Capsule bolting shall be supplied with water manifold as below:- i)Water Manifolds shall be made from High grade Seamless tubes. ii) Water pressure of water outlet from drill rods shall be minimum of 30 kg/m2.iii) High quality bearings and oil seals shall be provided in the manifold so that there shall not be any water leakage from water manifold during drilling operation. k) Each rod shall be marked on the shank with the diameter of the rod and manufacturer"s name, make/trade mark.
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