Highland Petroleum Pipes Manufacturer of Shengli Oil Field Highland Petroleum Equipment Co., Ltd

Highland Petroleum Pipes Manufacturer of Shengli Oil Field Highland Petroleum Equipment Co., Ltd, built in 1997, is a professionally large-scale Oil Country Tubular Goods (OCTGs) processing enterprise. The factory covers an area of 420,000 square meters. There are two heat-treatment lines, one upsetting line and eight threading processing lines. The plants are equipped with advanced inspection devices such as Ultra-sonic Defection device, Magnetic Flux Leakage Device, Magnetic Powder Detection unit, Hydrostatic Testing Equipments, etc. The factory can process casings, tubings and couplings, OD from 2-3/8 inch to 20 inch with different grade like J55?K55?N80?N80Q?L80?P110?and also process API Standard Series Drilling Pipes. We gained ISO9001 quality system certificate in 1998 and obtained API 5CT&5D certificates (5CT-0582, 5D-0069) in 2003.