Original
By certification 
Description:
We choose the best steel tubes in the market to manufacture our drill rods and pipes. Spot check will be conducted after the steel tubes delivered to company. We will make sure the compositions and specifications match the inspection report form the suppliers.
Based on the depth of drill bore, Q series wireline core drill rods are classified into A and B grades. A grade drill rod is entire-length or ends thermal processed and B grade drill rod is entire-length processed.
Material:30CrMnSiA or 45MnMoB(A grade), XJY850 or BG850( B grade)
Features:
TUBING
• High quality alloy steel tubing
• Consistent concentricity, straightness and heat treatment
• All tubing available in DCDMA sizes
THREAD
• Tapered, course threads (3 threads per inch) provides easy make and break
• Load efficiency of 30% provides sufficient strength for average applications
THRU-WALL HEAT TREATMENT
• Provides 140% material strength
• Heat treated box threads significantly increases thread wear life
Specifications:
1. High Penetration Rate
2. Longer lifetime
3. Lower Using Cost
4. Excellent cemented carbide
5. AW, BW, NW, HW, PW, BWL, HWL, NWL, PWL
6. High Cost-effective
Technical parameter:
Item |
OD(mm) |
ID(mm) |
Wall Thickness(mm) |
Length(m) |
NQ Rod |
69.9 |
60.3 |
5 |
3 |
HQ Rod |
88.9 |
77.8 |
5.5 |
3 |
PQ Rod |
114.3 |
103.2 |
5.5 |
3 |
Rods Specification: | |
a. |
Yield Strength: 865Mpa |
b. |
Tensile Strength: 960Mpa |
d. |
Pipe Body Hardness: 30/31 HRC |
e. |
Thread Body Hardness: 50HRC above, Both Male and female Threads are Nickel Phosphorus Coating |
f. |
Pipe life designed for 7000meters |
About us
Wuxi Yaheng Geological Equipment Technical Co.,Ltd is a professional diamond tools manufacturer in China.
We specialize manufacturing core drilling tools and diamond tools,core drills,core drill rods,wireline core drill parts ect.
Yaheng's products are widely used in geological and mineral,metallurgy,mining and hydrology industries.
Yaheng's egineers are good at making research and development,and we also have a good sales team which is professional and active service.
FAQ
1.Q: Can you send me a sample?
A: Yes we can send you sample for checking our quality. You need pay sample fee, but we will refund you once you place bulk order from us.
2.Q: Do you have ability of design?
A: We are manufacturer, and could provide custom made service, just send drawing or sample, and the new one will be made.
3.Q: Can I add my logo on the diamond tools?
A: Yes, OEM and ODM are available for us.
But you should send us the Trademark authorization letter.
4.Q: What are the main products of your company?
A: Diamond core bits, Reaming shells, Core barrels, Casing shoe,Driill rod, PDC bit and etc..
5.Q: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.
- Here is our factory address: Lixi Industry Zone, Donggang Town, Xishan District, Wuxi, Jiangsu, China
- Our factory is near Wuxi Sunan Shuofang International Airport.We can pick you up in the airport.
- Hotel booking service is available.
Contact Us
Serve you 24 hours
Address:Lixi Industry Zone, Donggang Town, Xishan District, Wuxi, Jiangsu, China
Phone:0086 13961725558
Fax:0086 510 88353010
Email:sales@chinadrilling.net
Website: www.yahengdrilling.com
