Home > Products > hole opener > API Standard 12 1/4'' drilling hole opener for groundwater drilling
API Standard 12 1/4'' drilling hole opener for groundwater drilling
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Product Details
Place of Origin: | Hebei, China | Brand Name: | Lockheed | Model Number: | from 60mm to 450mm |
Type: | Other, Drill Bit, 12 1/4'' drilling hole opener | Machine Type: | Drilling Tool | Certification: | API |
Material: | High Manganese Steel | Processing Type: | Forging | Use: | Other, Well Drilling, drilling hole opener for groundwater drilling |
Product Description
API Standard 12 1/4'' drilling hole opener for groundwater drilling
1.specifications and data
features of 12 1/4'' drilling hole opener
Large-diameter assembled bit is widely used in construction, bridge, highway and railway construction. This series of bits are suitable to various kinds of strata including shale, limestone, cobblestone, dolomite and conglomerate.
1.Suitable for medium to medium hard formation of high Crushing Resistanc (hard shale,sands,etc.)
2.Bit bearing is non-sealed roller bearing.
3.Hardfacing is applied on the shirttail,and carbide inserts for gage protection are pressed into the head OD.
4.Cone gage surface is reinforce with carbide compacts.
relevant data
Size |
| |
In. | mm | |
28 | 711.2 | 117, 127, 517, 537, 617, 637 |
32 | 812.8 | 117, 127, 517, 537, 617, 637 |
38 | 914.4 | 117, 127, 517, 537, 617, 637 |
IADC | WOB (KN/mm) | RPM (r/min) | Applicable Formations |
114/116/117 | 0.3~0.75 | 180~60 | Very soft formations with low compressive strength and high drillability |
124/126/127 | 0.3~0.85 | 180~60 | Soft formations with low compressive strength and high drillability, |
134/135/136/137 | 0.3~0.95 | 150~60 | Soft to medium formations with low compressive strength and high drill ability |
214/215/216/217 | 0.35~0.95 | 150~60 | Medium formations with high compress strength |
227 | 0.35~0.95 | 150~50 | Medium hard formations with high compressive strength |
Note: The upper limits of WOB and RPM in above table should not be used simultaneously. |
2.pictures of 12 1/4'' drilling hole opener
12 1/4'' drilling hole opener will be packed by wooden box
12 1/4'' drilling hole opener will be shipped by sea or by air
Except 12 1/4'' drilling hole opener, we have many other products available for you to choose.
Cangzhou Lockheed Drilling Equipment Parts Co., Ltd. is a professional technology-oriented
enterprise specialized in the production drilling equipments and tools, which is one of
the leading corporations of drilling tools and workover fishing tool manufacturing
industry. Including three series with full model types,as follows:
Drilling Bit series: rock roller bit,tricone bit,pdc drill bit,single bit,cone bit and hole opener;
Drilling Equipment Parts series: manual tong,elevator,slips,stabilizer;
Workover Fishing Tool series: releasing spear,junk basket, overshot,reversing sub,die collar, fishing tap etc.
Our goal: Strive for Perfection and Win by Quality.
1. How to order the products?
Answer: Send the inquiry with detail item description or with Model number. If there is no packing demand we take it as sea-way packing.
If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.
2. About lead time and shipping time?
Answer : The lead time depend on quantity of order. Usually shipped by sea, small order or urgent order we can send you by air after received your agreement.
According the distance from china to your port, usually from China to European about 25 days. To West of American 20 days.
3.Can I expect a quality products?
Answer : Yes. All our activities are accredited to ISO 9001:2008 and API, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request.
PLs add the information in your inquiry.
1) the size of the tricone bit
2) the IADC tooth model, like 537G
3) PLs tell the drilling information of the layer.
4) PLs tell the quantity.
All sizes and IADC codes of drill bits are available.
Special requirements of different models can be customized.
Contact Us
- Cangzhou Lockheed Petroleum Machinery Co., Ltd.
- Contact nameVictoria Yin
- Phone86-317-3223997
- AddressJunziguan Village,Shijing Xiang,Hejian City Cangzhou,Hebei
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- 2"X10 MANGUERA LOOP INTEGRAL MxF FIG.1502 (FMC)15 KSI STD/2"ADAPTADOR INTGRAL FxF FIG.1502 (SSI)15KSI STD
- 2"X10'MANGUERA LOOP INTEGRAL MxF FIG
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