coupling collar400+ factories verified

Different kinds of products are available in our company. We're pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective.

Dongying TIANRUI PETROLEUM Technology Co., Ltd., established in November 2003 and located in the Dongying Economic Development Zone, is an investment project in Dongying City. It is mainly engaged in the research, design, manufacturing and technical services of oil drilling and workover tools. The company consists of six departments and two workshops, namely the design department, the quality inspection department, the market operation department, the comprehensive department, the technical service department, the financial department, the processing workshop and the assembly workshop. It possesses rich R & D and design capabilities as well as manufacturing capabilities in oil drilling and workover tools.

Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd. Was founded in 1999, mainly engaged in oil pipes and pipe fittings, oil special drilling and production tools and oil automation equipments. The company is named as national integration and standard implementation enterprise, a national science and technology-based small and medium-sized enterprise. With honors of"Henan enterprise technology center", "Henan postdoctoral innovation practice base", the company hold 35 senior engineers, engineers and technicians, and has successively obtained ISO9001 Quality system certificates, API 5CT certificate authorized by American Petroleum Institute and BV Quality supplier evaluation certificate issued by company of France. Owing more than 30 independent intellectual property rights, forming an industrial chain integrating design, development, manufacturing, testing and experiment of numerical control automation equipment for petroleum machinery products, which can meet customers' demand for products Full cycle service.

Chengdu Jingbang Technology Co., Ltd. is a hardware and electronic components manufacturer with R& D, production and sales in one. We started to build a factory in 2011. With the expansion of business scale, we set up a sales department in 2016 to provide high-quality services for overseas customers.

HONGKONG EASTLONG TECHNOLOGY Co., Limited We are mainly engaged in the sales of tubing coupling, casing coupling, pup joints, tool joints, and so on. Our factory is located in Henan, China. We have more than 15 years of experience in production, We have the ISO 9001 Quality Control Certificate, API - 5CT Certificate.

Sichuan Mighty Machinery Co. Ltd., specializes in manufacturing precision Power Transmission Parts and Bearing / Bearing Housing, which are widely used in mechanical power transmission, CNC machine tools, automatic control, aviation, wind power generation etc. After over 20 years of efforts, we have built up a complete supply chain including our foundry, inspection center and machining facilities and become an important partner for oversea clients in the industrial field.

Chengdu Unik Machinery is a factory specialized in Mechanical Power Transmission Components, located in Meishan, Southwest China. It is founded in 2014; All the key team members have been toiled in industry for about 15-20 years. The company has CNC Machine Center, Linear Cutting Machine, NC lathing machine, Hobbing Machine, Keyway Broacher, Sawing and drilling machine. We perform a three-step quality test, First piece inspection, In-process checking, Final inspection. Our target clients is companies in this industry with leading technology, quality and manamement. Our target market is developed countries and regions.

HKAA are mainly specialized in CNC machining, CNC milling, grinding, turning, precision stamping and plastic molding parts. HKAA is a globally recognized company with 20-years manufacturing experiences. We are ISO 9001: 2015, ISO13485 (for medical industry), IATF16949 (for automotive industry), AS9100 (in the aviation industry) certified company. We have 3 axis, 4axis, 5 axis, 6 axis CNC machines, precision stamping machines, lathe machines and so on. Our customers mainly distribute in USA, Canada, South Korea, Japan, European countries, Russia, Australia etc. We had built up a long-term business relationship with companies such as Jabil, HAAS, Echelon, Delph etc.

Goldenman Petroleum Equipment Co., Ltd. is proudly situated in the picturesque oilfield city of Dongying, nestled in the vibrant Shandong Province of China. Over the course of 18 years in operation, Goldenman has not only solidified its presence in the industry but also established itself as a leading manufacturer and supplier of premium petroleum equipment. We boast our own state-of-the-art factories, where we specialize in crafting an extensive range of drilling strings, valves, Blowout Preventers (BOP), cementing tools, and various other accessories essential for oil drilling rigs. Each of our products is meticulously crafted to adhere to the stringent standards set by API (American Petroleum Institute) and ISO (International Organization for Standardization) certifications, ensuring unparalleled quality and reliability.

We are the Manufacturer and the Supplier of the following products, manufactured in China, and we are offering a Direct Supply of these products from our Factory:

Sichuan Mighty Machinery Co. Ltd., specializes in manufacturing precision power transmission components and auto-control basic elements, which are widely used in mechanical power transmission, CNC machine tools, automatic control, aviation, wind power generation etc. Through many years of efforts, we have built up a complete supply chain including our foundry, inspection center and machining facilities and become an important partner for oversea clients in the industrial field.

Our company offers variety of products including: Fasteners, Auto Fasteners, Metal Fabrication work and plastic rubber fasteners. Which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force...

Techwork Industrial company belongs to Soyoung Group which is holding Techwork Industrial company which located in Hefei, Anhui as well as Chuangwo Precision Machining company which is located in Dongguan, Guangdong.

Bifu Industrial is an ambitious ISO registered company, specialized in CNC machining and focusing on superior workmanship, absolute quality, cleanliness and on-time lead time. We're a firm-united team of talented and experienced engineers, machinists and technical consultants, who commit to help solve problems relative to manufacturing precision and complex machined parts, including design, product costing, quality, assembly problems etc. Team work: We have experienced engineers, programmers, QC, sales and management team. Every member is firmly connected to well fulfill customers' orders. Skill: We hold skill explore training every month. Engineers, programmers and workers share new ideas and skills together to continuously improve machining skill. Excellent communication: Sales members are fluent English speaking, proactive and have knowledge about machining, They can easily understand what you want. What makes Xielifeng Tech different from other machining company is that Xielifeng is the label of superior quality and high efficiency. We have imported many high-tech equipment during these years, for example 4 axis CNC machining center, which enables us to make complex and micro-machine precision parts faster than ever. Besides, we also have long term cooperated partners on sheet metal, stamping, injection and die casting; We can provide One-stop service to fulfill your whole project. No matter our CNC milling services, CNC turning services or other manufacturing service, we offer our customer highest precision and speed. When receiving customers' first inquiry, we start to study their design at first time, taking them as our own projects, and suggest the best manufacturing method to bring them to life. We always provide good customer service and support customer launch new products on Medical, Aerospace, Automotive, and Consumer Electronic market soonest possible. We're flexible enough, care enough and honest enough to offer what you want. No matter what kind of your project, big or small, we do our best to provide you highest quality and competitive price parts with best service. Get us involved early, we will help you spend your money wisely!

Huashang Steel was established in 2009, , after 15 years of development, We have gradually grown into a professional industrial pipe system provider and manufacturer. Serving customers from more than 50 Countries and regions World wide

Founded in 1993, ERA is a large-scale group in China, with over 7000 employees, concerning plastic piping systems, solar photovoltaics, home electrical appliances switch, etc.

Cool Fastener Co., Ltd established In 2016, with OEM and ODM manufacuturing experience.

Established in 2007, Jiyuan City East Heavy Industry Co., Ltd. is a leading supplier of drilling equipment and an approved vendor

Established in 1994, STARSE Energy and Technology (Group) Co. Ltd is an international company for the energy industry, integrated with oil fields exploration and development, petroleum equipment development and manufacture as well as oilfield services.

As the industry's knowledgeable, responsible and trusted supplier of transmission and industrial components, OKE has maintained a commitment to excellence since its founding in 2008.

Hebei xinhuafa petroleum company is specialized in different kinds of products.

Established In 2001, Aquafitting Is A Leader Company In the Manufacturing Of ductile iron products like Universal Couplings, Flange Adaptors, Saddles, Gate Valves, Butterfly Valves Commonly Used In Clean And Sewage Water Applications, In Natural Gas And Industrial Processes. With certificate like WRAS, ACS, CE.

SHANDONG LIGHT FIR MACHINERY Co., Ltd (LIGHT FIR) is located in Shengli Oilfield, Shandong Province, China.

Welcome to JINHUA CIMO Transmission Co., Ltd. Our company has over 15 years working experience in designing, manufacturing of machinery parts, employ more than 50 workers and around 10 technicians. As a professional manufacturer of power transmission parts and various types of machinery components, we can supply a full range of power transmission products, such like roller Chains, Conveyor chains, Sprockets, V belt Pulleys, Timing belt pulleys, Taper bushings, QD bushings, Bearings, Gears, Racks, and also high precision CNC parts.

Rizhao F-Leader International Trade Co., Ltd. is affiliated to Dongsheng Carpet Group and is a dynamic and fast rising enterprise in carpet, fitness, artware industrial, integrating development, design, production and sales. Being supported by Dongsheng Group and having advanced processing equipment, experienced work team, we have established friendly business relationships with clients from America, Canada, Japan, Australia, Germany, Netherlands, United Arab Emirates, and some other countries and regions.

Dongying Jinxiu Petroleum Machinery Co., Ltd (JX PETRO) was founded in 2005 with registered capital of RMB 50, 000, 000 Yuan in Shengli Oilfield, the oil equipment hub of China. JX Petro is a professional manufacturer and supplier of petroleum drilling and production equipment with API certification.

Dongguan Yu Biao Hardware Co., Ltd founded in 2003, mainly engaged in custom metal hardware design and manufacturing.

Shandong Yacheng Petroleum Technology Co., Ltd. (YCPT) is a supplier of drilling equipment for the oil and gas industry, located in the second largest oil field in China - Shengli Oilfield in Dongying City. We are a subsidiary of Xincheng Petroleum Group, which is established in 2003. We are a first-class supplier in vendor list of CNPC, SINOPEC, and CNOOC, and member of CCOIC, CCPIT and so on.

Started with professional sourcing/export team at 2002, now the company combined with three sections: A trading-headquarter-SUNTEX IMPORT & EXPORT TRADING Co., Ltd., a production/ manufacturing base-SUNTEX METALS Co., Ltd., and a foundry-HUAXIN VALVES & INVESTMENT CASTING FACTORY. (SITG), all located in Hebei Province, the steel & Iron industry center of China.

Dongguan Xinruida Precision Technology Co., Ltd. Was founded in 2006 and our headquarter is located at dongguan.