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Hejian Smart Petroleum Machinery Co., Ltd.
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Hejian Smart Petroleum Machinery Co., Ltd. was founded in 1998, located in Cangzhou which is in the industrial zone of Cangzhou city,and enjoys excellent location and convenient transportation. Smart mainly engaged in the manufacture and sale of drilling bits and drilling tools, including the Tricone drill bits, PDC bits, Reamer bits, Drag bits roller cone bit, diamond bits, core bits, drill pipe.
1.product specify.
1. Elastomer (Rubber) Sealed Roller Bearing Bit | |
Cutting Structure | The wear-resistance of teeth is enhanced with premium tungsten carbide hardfacing on the tooth surfaces for steel tooth bit. |
Gauge Structure | Multiple gauge protection with gauge trimmers on the heel and gauge inserts on the gauge surface of the cone, tungsten carbide inserts and hardfacing on the shirttail increases gauge holding capability and bearing life. |
Sealed Bearing Structure | 1.Abrasion resistance and seizure resistance of the bearing are improved. |
Main Type Available | Size: 5 7/8",6",6 1/2",7 1/2", 7 7/8",8 1/2",9 1/2", 9 5/8",9 7/8",12 1/4",13 5/8",14 3/4",15",15 1/2",17 1/2",22",24",26", etc. IADC Code:1-- Series, 2-- Series,3-- Series |
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2. Air Cooling Roller Bearing Steel Tooth Bit | |
Cutting Structure | The wear-resistance of teeth is enhanced with premium tungsten carbide hardfacing on the tooth surfaces for steel tooth bit. |
Gauge Structure | Gauge protection with gauge inserts on the gauge surface of the cone, tungsten carbide inserts and hardfacing on the shirttail increases gauge holding capability. |
Sealed Bearing Structure | Air cooling roller bearing package. Balls lock the cone which reduces the probability of cone-dropping to minimum. |
Main Type Available | Size:5 7/8”,6",6 1/2",7 1/2", 7 7/8",8 1/2",9 1/2", 9 5/8",9 7/8",12 1/4",14 3/4",17 1/2", etc. |
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3. Non-Sealed Roller Bearing Steel Tooth Bit | |
Cutting Structure | The wear-resistance of teeth is enhanced with premium tungsten carbide hardfacing on the tooth surfaces. |
Sealed Bearing Structure | Non-sealed roller bearing. Drilling fluid can enter the bearing directly for cooling; Balls lock the cone which reduces the probability of cone Cdropping to minimum. |
Main Type Available | Size: 2 3/8",3",3 5/8:",3 7/8",4",4 1/2",4 5/8",4 3/4",6",6 1/2",7 1/2", 7 7/8",8 1/2",9 1/2", 9 5/8",9 7/8",10 5/8",12 1/4", 17 1/2",etc. |
2.Bit type you may be interested in:
Steel tooth (IADC) | 111, 121,131 117,124,126,127,136,137 211,311 216,217, 227 |
TCI (IADC) | 415,435, 417,437 515,525,535,545, 517,527,537,547 615,625,635,,617,627,637,737 512,522,532,612,622,632,732 |
3. Other hotsale products:
4.How to expert?
5.FAQ(Frequently Asked Questions)
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.