Welcome to Hebei Chengyu Metal Materials Co., Ltd.
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Drill Pipe
PRODUCT DETAILS
Keyword: Steel Plate
Description
Drill pipes are long tubular sections of pipe that make up the majority of the drill string. They are typically a 31 foot long section of tubular pipe but may be anywhere from 18 to 45 feet in length.
Heavy weight drill pipe (HWDP) is a tubular pipe that adds weight or acts as a transitional piece in the drill string. As a transitional section of the drill string, it is placed between the drill collar and standard drill pipe to reduce fatigue failures. In other applications the HWDP is used as an additional weight to weigh down the drill string.
Heavy weight drill pipe is a medium-weight drilling pipe, (referred standards in API SPEC 7-1). It has bigger wall thickness than common drilling pipe and smaller than drill collar.
Drill collars are a component of the drill string that makes up part of the BHA. They are thicker-walled, heavier, and more rigid than drill pipes and are primarily used to weigh down the drill bit while dampening vibration and impact forces.
Drill Pipe:2-3/8" to 7-5/8" OD, Range 2 and 3
Heavy Weight pipe:2-3/8" to 6-5/8" OD, Range 2 and 3
Drill Collars:2-7/8" to 14"
Grades: E75, X95, G105, S135
Connection threads:NC26, NC31, NC38, NC40, NC46, NC50, 5 1/2FH.6 5/8FH.
Internal Upset: IU, EU, IEU
Specification
| Size designation | Calculated weight | Tool joint designation | Calculated weight | grade | Wall thickness | Upset ends | ||
| in | 1b/ft | Kg/m | in | mm | ||||
| 2 3/8 | 6.65 | NC26 | 6.26 | 9.32 | E.X.G.S | 0.28 | 7.11 | EU |
| 2 7/8 | 10.4 | NC31 | 9.72 | 14.48 | E.X.G.S | 0.362 | 9.19 | EU |
| 3 1/2 | 13.3 | NC38 | 12.31 | 18.34 | E.X.G.S | 0.368 | 9.35 | EU |

Warehouse Storage
Hebei Chengyu Metal Materials Co., Ltd. was founded in 2015, located in Jinan City, Shandong Province. It has a factory building of 20,000 square meters. Annual output 23,000 tons.We focus on the production and sales of Shandong steel, so we have a high supply capacity.

Packing and shipping
We mainly produce galvanized, PPGI, stainless steel, galvanized steel, carbon steel, etc., suitable for engineering, coal mine, textile, electric power, boiler, machinery and other fields.

Customer group photo
We focus on the production and sales of Shandong steel, so we have a high supply capacity. We are glad to receive your inquiry and will reply as soon as possible.

Application area
We adhere to the "quality first, service first, continuous improvement and innovation, customer satisfaction" business policy, with "zero defects, zero complaints" as the quality goal.

FAQ
Hebei Chengyu arranges and deploys production plan for March
Hebei Chengyu production plan for March 2024
Q1: Are You Manufacture or Trade Company?
A1: We are the professional manufacturer of stainless/carbon/galvanized steel products located in China. Welcome to contact us and visit our factory before you place orders.
Q2: Can I get free samples?
A2: Of course you can. We can produce according to your samples or technical drawings. Contact us by whatsapp or email to get free samples and you will get the sample after 3-7 working days.
Q3: How do you guarantee the quality?
A3: We can send free samples to you, we can accept third-party testing. We also have test certificate, every batch goods will be testing before shipment, and the testing report will delivery to you with your goods.
Q4:How many coutries you already exported ?
A4: Exported to more than 50 countries mainly from Qatar, America, Russia, Belarus, Saudi Arabia, United Arab Emirates, Kuwait, Brazil, Egypt, Turkey, Jordan, India, etc.
Q5:How long is your delivery time?
A5:Within 5 days for stock size, 7-15 working days for customized size.
Q6: Can you OEM or ODM?
A6: Yes, we have a strong developing team. The products can be made according to your request
Q7: What is the MOQ?
A7: If you are scheduling to place a small quantity order or trial order, feel free to contact us, we can meet your requirements.
Q8:What are the certifications for your products?
A8:We have ISO 9001, MTC, third parties' inspections are all available such SGS, BV ect.
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