河北莱富管道设备有限公司
Hebei Laifu Pipeline Equipment Co., Ltd. has an advanced oil specific pipe processing and production line that integrates first-class CNC thread lathes, automatic twisting machines, hydraulic presses, printing equipment, etc. It has successively passed the three system certification, American Petroleum Institute API certification, and Russian certification system certificate. We mainly produce and operate oil pipes, casings, couplings, petroleum specific pipes, and steel pipe products of various materials. Production scope: casing 4-1/2 "-20" oil pipe 2-3/8 "-4-1/2", steel grades: H40, J55, K55, N80-1, N80-Q, L80-1, L80-9Cr, L80-13Cr, P110, Q125, etc., thread types: offset ladder, long circle, short circle, straight connection buckle, special airtight seal buckle, etc
Website：www.cnlaifu.com