Shandong Xinyan Petroleum Machinery Co., Ltd. is located in the Economic and Technological Development Zone of Liaocheng City, along the Jining-Qingdao-Jining-Guanzhou Highway and the Beijing-Jiujiang Railway running north-south. The geographical location is convenient with easy access to transportation. The company covers an area of 15,000 square meters, with factory buildings totaling 8,000 square meters. It boasts multiple complete precision tube production lines, featuring main equipment such as LD-30, LD-50, and LD-60.
LD90 multi-roll cold rolling machines. Capable of producing precision tubes with outer diameters of 10-219mm and wall thicknesses of 1-30mm, including precision steel tubes, seamless steel tubes, precision bright tubes, honed tubes, and precision drawn tubes, etc. Annual production capacity reaches over 10,000 tons, ensuring timely delivery.
Material: 10#, 20#, 35#, 45#, 16MN, 20Cr, 40Cr, GCR15, 15CrMo, 35CrMo, 42CrMo, etc.

Our precision seamless steel tubes feature inner and outer diameter tolerances and ovality less than 10 microns, wall thickness tolerance less than 8 microns, and straightness less than 0.1mm/m. The surface is bright, the inner wall is smooth, the wall thickness is even, and the straightness is excellent. Suitable for various fields such as hydraulic machinery, automotive accessories, bearings, DC motor casings, and instruments. Can significantly reduce your production costs.
Our company maintains a stock inventory of over 6,000 tons of seamless steel pipes. We have long adhered to the principle of prioritizing reputation and maximizing sales through low profits, offering sincere service and a flexible business model to expand our market; with the assistance and support of our extensive base of new and returning customers, we continue to grow and thrive!
Emerging as one of the larger precision seamless steel tube manufacturing companies in Liaocheng. Integrity is the lifeblood of our enterprise; your needs are the foundation of our business and prosperity.
Welcome! Feel free to contact us for business discussions, either by phone or in person!