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Product Name | 8 3/4" 222.2mm IADC527 Kingdream TCI Tricone Bit for Borehole Drilling |
Bit Diameter | 8 3/4" =222.2 mm |
IADC Code | 527 |
Bearing Type | O-Ring Sealed Journal |
Hydraulic Design | 3 Nozzles with Snap Rings |
Pin Connection | API Reg 4 1/2" |
Stock Qty | 20 Pieces |
Unit Weight | 45 Kgs |
WOB | 0.35 -1.05 KN/MM |
Rotary Speed | 120 - 50 RPM |
Cutting Structure | Conical and conical scoop chisel tungsten carbide compacts. |
Application Formation | Soft with thin & hard stringers,such as salt bed,mudstone,sandstone,soft limestone and hard shale,etc. |
EAST Drilling Tricone Bit Stock for Normal Types | ||||||||
Bit Diameters | IADC Code | Pin Size | Net/Gross Weight | Stock Quantity | ||||
7 7/8"=200 mm | 116,117,127,537,637 | API Reg. 4 1/2" | 32/35 Kgs | 20 Pieces | ||||
8 1/2"=215.9 mm | 117,127,437,517,537,637 | API Reg. 4 1/2" | 40/45 Kgs | 50 Pieces | ||||
9 1/2"=214.3 mm | 117,127,437,517,537,637 | API Reg. 6 5/8" | 50/58 Kgs | 30 Pieces | ||||
9 7/8"=250 mm | 117,127,437,517,537,637 | API Reg. 6 5/8" | 55/68 Kgs | 20 Pieces | ||||
12 1/4"=311 mm | 117,127,437,517,537 | API Reg. 6 5/8" | 80/95 Kgs | 32 Pieces | ||||
13 5/8"=346 mm | 117,127,437,517,537 | API Reg. 6 5/8" | 110/125 Kgs | 12 Pieces | ||||
14 3/4"=375 mm | 117,127,437,517,537 | API Reg. 7 5/8" | 130 /145 Kgs | 12 Pieces | ||||
17 1/2"=444.5 mm | 117,127,437,517,537,637 | API Reg. 7 5/8" | 270/290 Kgs | 15 Pieces | ||||
Notice: the stock was changed every week,if you need ready stock,pls confirm with us in advance |
IADC | Cutting Structure | Applicable Formations | ||||
417/437 | Large dia offset crested scoop compacts in inner row ,wedge compacts in outer row,and a row of trimmers is added between gage row and heel row. | Very soft with low compressive strength and high drillabiliyt,such as shale,clay,sandstoneand conglomerate,etc | ||||
Soft with thin & hard stringers,such as salt bed,mudstone,sandstone,soft limestone and hard shale,etc. | ||||||
537/547 | Offset crested scoop compacts in inner row,wedge compacts in outer row,imequable spaced compacts arrangement,and a row of trimmers is added between gage row and heel row | Medium soft with low compressive strength and harder abrasive stringers,such as hard shale,hard gypsolyte,soft limestone,sandstone and dolomite with stringers,etc. | ||||
617 | Large radius scoop compacts in inner row,wedge pacts in outer row,inequable spaced compacts arrangement,and a row of trimmers is added between gage row and heel row. | Medium hard with high compressive strength and thick&hard stringers,such as hard shale,limestone,sandstone and dolomite,etc. | ||||
637 | Medium hard with high compressive strength and high abrasiveness,such as limestone,dolomite,sandstone and chert,etc. | |||||
737 | Spherical compacts in nose row and heel row,conical spherical compacts in inner row. | Hard formation with high abrasiveness,such as hard limestone,dolomite,hard sandstone and chert,etc. | ||||
837 | Very hard with high abrasiveness,such as quartzite,sandy quartzite,chert and basalt,etc |
Plywood box is the most popular packing for tricone bit,we also accpet special packing reqirement before shipment or production.For example ,Carton Box Design with your company name.
Usually we have enough stock for the normal size of tricone bits ,so the delivery time will be 2-3 work days,we need this time to paint and packing.If we dont have stock or stock is not enough,we will need 7-30 work days to produce as your requirement.
A: We are factory and has exported many years.
A: Generally it is 5-10 days if the goods are in stock. We need produce time 7-15 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample for testing with very good price but is not free,we can reduce some money for further coopertation .
A: If the goods on stock, 100% in advance. If the lead time more than 10 work days,Payment 30% T/T in advance ,rest balance before shipment,or 100% payment in advance through Cooig.com.
If you have another question, pls feel free to contact us as below:
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