8 3/4 'фрезерные трехколесные долота IADC 437/447/517/537/547 с герметичным подшипником для бурения скважин
- Категория: >>>
- Поставщик: Hunan Tianying Drilling Machine Manufacturing Co. Ltd.
Сохранить в закладки 1601196013141:
Описание и отзывы
Характеристики
Product Description
Whether you are drilling in clay, sand, limestone, or granite, our water well borehole drill bits provide the reliability and
performance you need to get the job done efficiently. Trust our drill bits to help you achieve optimal results in your water well drilling projects.
Metal face seal journal bearing. New processes of head bearing hardfacing and cone bearing silver plating are used to improve the load capacity, anti-galling ability and stability of the bearing. Various shapes of inserts can be equipped on this series of bits, including scoop inserts, wedge inserts, conical-spherical inserts and double spherical inserts etc. Drilling process & formation and bit are efficient integrated by scientific insert shape selection to realize safety and high efficient.
performance you need to get the job done efficiently. Trust our drill bits to help you achieve optimal results in your water well drilling projects.
Metal face seal journal bearing. New processes of head bearing hardfacing and cone bearing silver plating are used to improve the load capacity, anti-galling ability and stability of the bearing. Various shapes of inserts can be equipped on this series of bits, including scoop inserts, wedge inserts, conical-spherical inserts and double spherical inserts etc. Drilling process & formation and bit are efficient integrated by scientific insert shape selection to realize safety and high efficient.
Regular Models of Tricone Bits | ||||||
Regular Sizes | Regular IADC | API Reg Pin | Make-up Torque(N.m) | |||
3 7/8"(98.4mm) | 126/216/517/537/637 | 2 3/8 | 4100~4700 | |||
4 5/8"(117.4mm) | 126/216/517/537/637 | 2 7/8 | 6100~7500 | |||
5 1/2"(139.7mm) | 126/216/517/537/617/637 | 3 1/2 | 9500~12200 | |||
5 5/8"(142.8mm) | 126/216/517/537/617/637 | 3 1/2 | 9500~12200 | |||
5 7/8"(149.2mm) | 126/216/517/537/617/637 | 3 1/2 | 9500~12200 | |||
6"(152.4mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500~12200 | |||
6 1/4"(158.7mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500~12200 | |||
6 1/2"(165mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500~12200 | |||
7 1/2"(190mm) | 126/216/517/537/637 | 4 1/2 | 16300~21700 | |||
7 5/8"(193mm) | 126/216/517/537/637 | 4 1/2 | 16300~21700 | |||
7 7/8"(200mm) | 126/216/517/537/637 | 4 1/2 | 16300~21700 | |||
8 1/2"(215.9mm) | 117/127/217/437/517/537/617/637 | 4 1/2 | 16300~21700 | |||
9 1/2"(241.3mm) | 117/127/217/437/517/537/617/637 | 6 5/8 | 38000~43400 | |||
9 7/8"(250.8mm) | 117/127/217/437/517/537/617/637 | 6 5/8 | 38000~43400 | |||
10 5/8(269.8mm) | 117/127/137/217/517/537/617/637 | 6 5/8 | 38000~43400 | |||
11 5/8(295.3mm) | 117/127/137/217/517/537/617/637 | 6 5/8 | 38000~43400 | |||
12 1/4"(311.1mm) | 114/127/217/437/517/537/617/637 | 6 5/8 | 38000~43400 | |||
13 5/8"(346.0mm) | 127/217/517/537/617/637/737/837 | 6 5/8 | 38000~43400 | |||
14 3/4"(374.6mm) | 127/217/517/537/617/637/737/837 | 7 5/8 | 46100~54200 | |||
17 1/2"(444.5mm) | 114/115/125/215/515/535/537/615/635 | 7 5/8 | 46100~54200 | |||
20''(508.0mm) | 114/115/125/215/515/535/537/615 | 7 5/8 | 46100~54200 | |||
22''(558.8mm) | 114/115/125/215/515/535/537/615 | 7 5/8 | 46100~54200 | |||
24''(609.6mm) | 114/115/125/215/515/535/537/615 | 7 5/8 | 46100~54200 | |||
26"(660.4mm) | 114/115/125/215/515/535/537/615 | 7 5/8 | 46100~54200 | |||
Specification
8 3/4'' Milled Tooth Tricone Bit IADC 437/447/517/537/547 Sealed Bearing Water Well Drill Roller Rock Bits | ||||
1 | IADC | 437/447/517/537/547 | ||
2 | Diameter | 8 3/4inch | ||
3 | Bearing type | Sealed bearing | ||
4 | WOB(KN/MM) | 0.35-1.0 | ||
5 | RPM(r/min) | 240-60 | ||
6 | Application formation | Soft to medium formations with low compressive strength, such as medium soft shale ,medium soft limestone, medium soft sandstone,medium formation with harder and abrasiver interbeds, etc. | ||
7 | Weight | 40KG | ||
Packing & Delivery
8 3/4'' Milled Tooth Tricone Bit IADC 437/447/517/537/547 Sealed Bearing Water Well Drill Roller Rock Bits
Packing with wooden case.
Company Profile
Hunan Tianying Drilling Rig Manufacturing Co., Ltd. was formerly known as Zhuzhou Dongfang Tool Factory "The company is located in Liyu Industrial Park of Zhuzhou National High tech Development Zone. It is a professional manufacturer of tricone bits. Its products include mining tricone bits and oil tricone bits. Among them, the mining tricone bits produce more than 30 varieties of two series, namely, air-cooled bearing compressed air slag removal series and sealed bearing compressed air slag removal series.The annual production capacity of mining tricone bits is more than 8000, with complete varieties and specifications The product quality has reached the advanced level in the industry. The product meets the requirements of the national GB/T13343-2008 Mining Tricone Bit product quality standard. The product model is in line with the internationally accepted IADC (International Association of Drilling Contractors) bit code. It is an ideal tool for drilling holes in iron ore, copper mine, coal mine,molybdenum mine and other open-pit mines, and can adapt to the drilling operation of various ores and rocks, In addition to our products used by some large mines in China, they are also exported to Brazil, the Philippines, Vietnam, Singapore, Chile and other countries.
FAQ
1.what can we do?
We produce tricone bit size cover 6''to 26''with open bearing and sealed bearing.steel tooth and tungsten carbide insert.We
accept customized product.We can design and produce strictly according to our clients’ special requirements.
2. How do I choose the right tricone drill bit for my project?
Selecting the right tricone bit depends on several factors, including the type of formation, the desired rate of penetration, and the operational environment. Our technical team can assist you in choosing the most suitable bit for your specific needs.
3. What services are provided?
Accepted Delivery Terms: FOB, CFR, CIF, EXW, Express Delivery；
Accepted Payment Currency: USD;
Accepted Payment Type: T/T,L/C,Western Union,Cash.
We produce tricone bit size cover 6''to 26''with open bearing and sealed bearing.steel tooth and tungsten carbide insert.We
accept customized product.We can design and produce strictly according to our clients’ special requirements.
2. How do I choose the right tricone drill bit for my project?
Selecting the right tricone bit depends on several factors, including the type of formation, the desired rate of penetration, and the operational environment. Our technical team can assist you in choosing the most suitable bit for your specific needs.
3. What services are provided?
Accepted Delivery Terms: FOB, CFR, CIF, EXW, Express Delivery；
Accepted Payment Currency: USD;
Accepted Payment Type: T/T,L/C,Western Union,Cash.
Contact us
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