Product Description:
RQ series Rod parameter-geological steel pipe-entire length thermal treatment, NC lathe with former cutters | |||||
Spec. | Unit | BRQ | NRQ | HRQ | PRQ |
OD/ID | mm | 55.6/46 | 69.9/60.3 | 88.9/77.8 | 114.3/101.6 |
Length | m | 1.5 or 3 | 1.5 or 3 | 1.5 or 3 | 1.5 or 3 |
Weight | kg/m | 6.01 | 8.8 | 11.51 | 17.3 |
thread length | mm | 42 | 42 | 41.91 | 63.5 |
thread pitch | thread/inch | 3 | 3 | 3 | 2.5 |
box thread tooth height | mm | 0.76 | 0.76 | 0.76 | 1.17 |
pin thread tooth height | mm | 0.88 | 0.88 | 0.88 | 1.27 |
thread tooth negative angle | . | 5 | 5 | 5 | 5 |
tensile resistance(A) | kn | 450 | 525 | 545 | 565 |
tensile resistance(B) | kn | 530 | 625.5 | 602 | 660 |
Process Craft:
Testing:
Jin Zhou Tong Shun Drilling Tool Factory, founded in 1983.Ever has 32 years experience in drilling tools.Main products drill pipe, core barrel ,casing pipe, tool joint the professional manufacturing and sales enterprises. located in Jinzhou City Hebei Province , on the verge of Beijing and Tianjin, there are good conditions of export. The factory covers an area of 10000 square meters, with more than 80 technical personnel.
With quality cast brand, promote the development of integrity!
FAQ:
Q: Are you a manufacturer or trading company?
A: We are a specialized manufacturer.
Q: What are your main products, and used for?
A: Our products include core barrel, casing, drill rod, drill rig and other drilling parts.
They are used for mineral exploration, geological drilling.
Q: How about the delivery terms?
A: 1.Payment: T/T, L/C, Western Union, Paypal, 30% deposit in advance and rest before delivery
2. Min. order quantity: 1 piece.
3. Transportation: By sea, train.
Q: How about discount?
A: Price is based on products and order quantity.
Q: Do you accept sample order?
A: Yes sure, please contact us for details.
Q: How about your after-sales service?
A: As a manufacturer has 32 years of history we offer prompt technology support for all problems and questions. Besides, we accept goods return or replace for quality problem.
Q: Where is your factory located in?
A: Our factory is located in JIN ZHOU city, HEBEI province, China.
Q: How does your company control the quality?
A: Quality first. In order to guarantee high quality for our products, our always make a serious inspection for all products and raw materials in strict procedure. We have obtained certificate of ISO9001-2008
*TongShun is professional production of drilling tools, if you want to know more about our products, please feel free to contact us.
*Lisa at your service in 24 hours