Changzhou City Oilfield Petroleum Equipment Co....

 The company is located in Changzhou high tech Industrial Development Zone, with the advantage be richly endowed by nature. It is east to Shanghai Wuxi, West Nanjing, North pillow Yangtze River, has the lead in all directions of traffic advantage, the Beijing Shanghai High-speed Rail, Shanghai Nanjing Expressway through the city, west of Changzhou airport, traffic is very convenient。     This is a company for many years engaged in the special petroleum pipe production and sales, the main products of the company is API not thickened, and thick oil pipe coupling, API round thread, partial ladder buckle special thread casing collar and a variety of specifications of the collar, the annual production capacity of more than 2800000, tubing and casing, drill rod and the drill pipe joint and so, with the pursuit of the cause and the courage to challenge themselves and forever, my company's products have been widely exported to Canada, the United Arab Emirates, America, Singapore, Russia, Turkey, Venezuela and other countries and regions, in the domestic application in Changqing oil field, Yanchang oilfield, and has received the favor and praise of users at home and abroad. We will work with you hand in hand together, create a better tomorrow。      Our aim is: people-oriented, scientific management, quality first, service first, mutual benefit and win-win. Warmly welcome friends from all circles to visit and give guidance, and seek common development. >Casing size:4-1/2"～13-3/8";  >Grade:H40、J55、K55、N80、L80、R95、T95、P110、Q125; >Tubing size:1"9～4-1/2";    >Grade:H40、J55、N80、L80、R95、T95、P110、Q125; >Coupling for casing and tubing：1"9～20"; >Grade:H40、J55、N80、L80、R95、T95、P110、Q125;  Standard:API SPEC 5CT(9th)&API SPEC 5B(15th) >Drill pipe:2-3/8～6-5/8;    >Grade:E75、X95、G105、S135; >Tool joint:2-3/8"～6-5/8"  Standard:API SPEC 5DP(1th); API SPEC 7 Â