api spec 5b thread gauges9 factories verified

As one strategic partner of the China aviation industry, Deko Corporation mainly dedicate to the development, manufacture and marketing of KM brand small precision CNC lathes, precision measuring instruments, petroleum oil pipe thread measuring instruments since the end of the last century in the national high technology development zone in Xi'an, where is also the first free trade zone of the Northwest in China. We are certified to ISO 9001, all our products are manufactured and calibrated critically to th exact standards&ISO9001 management standards.

Dongying Lake Petroleum Technology Co., Ltd (Lake Petro) is a one-stop oil service company with 15 years of work experience in oil and gas fields. We have served over 300 clients in over 30 countries and regions, involving oil and gas, water wells, mining, geology, oceanography, etc. We commit to provide the best products and services to our customers worldwide.

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.

Hebei Ruishi Bits Manufacturing Co., Ltd., was founded in 1990, it is a professional company engaged in diamond drill bit and drilling tool research and development, design and manufacture, sales and service of specialized company. The company is located in Renqiu city which is rich in oil resources, Renqiu is also the location of Huabei oilfield.

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.

API gauge member

Baoji Thread gages Co., Ltd Product performance introduction:

BOMCO Precision Machinery Plant is the largest and main research & development manufacturing base of oilfield thread gauges, at the same time is the main research & development manufacturing base of oilfield gears for oilfield line equipment, metallurgical industry, shipping industry in China. The oilfield purpose thread gauges designed and manufactured in plant has won the national silver medal in China.

FYOU PMEC, The Premier Leader in Manufacturing the Highest Quality Plug Gages and Ring Gages, API Thread Measuring Instruments in China!