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With 16+ years of experience, focus on steel pipe production equipment.

Products
Our main products include ERW Tube Mill Machine, Oil & Natural Gas Pipe Production Machine, Coil Slitting & cut to length Machine, Cold Roll Forming Machine, Steel Pipe Auto stacking & packing Machine with other Auxiliary machine. They are widely applied in petroleum steel pipes, auto manufacturing construction, etc. With over 40 patents and ISO9001,CE, SASO certification, the company boasts reliable product quality and advanced technology. Products are sold across China and exported to over 40 countries, well-received by global customers.
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Cold Roll Forming Line with 3 sets of quick change roller system
The LW150 automatic cold roll forming production line for photovoltaic stents is a high-performance, fully automatic professional equipment for manufacturing photovoltaic stent profiles. The equipment adopts an advanced PLC control system, servo motor drive, and hydraulic flying shear cutting technology, enabling one-click fully automatic production of various photovoltaic stent profiles such as C/U/Z and several-shaped ones. The equipment features high precision, high speed, stable operation, and easy operation. It is widely used in engineering fields such as large-scale photovoltaic power stations, ground solar systems, and rooftop photovoltaic systems, providing customers with efficient, reliable, and long-term stable profile production solutions.
Φ101.6~Φ355×14mm Pipe Straightener
Used to straightening the round pipe, Main transmission adopts AC motor.
LW160U Channel Roll Forming Machine
LW160 U Channel Roll Forming Machine is a fully automatic special equipment specially developed for rolling and forming U-shaped steel profiles. It is suitable for processing various metal plates such as carbon steel, stainless steel and galvanized sheet, with wide application range and strong adaptability. This machine integrates uncoiling, leveling, roll forming, fixed-length cutting and finished product output, realizing fully automated production, reducing manual operation, improving production efficiency and product consistency, and is suitable for large-scale and batch production of U-shaped channels in construction, manufacturing, decoration and other industries.​
LW180 Automatic Large Size Z Purlin Cold Roll Forming Line
LW180Z Z-shaped purlin production line is a fully automatic cold roll forming machine independently developed by our company, specially designed for producing 180mm height Z-shaped steel purlins.The machine features stable running, high forming precision, fast speed and easy operation, widely used in steel structure workshops, warehouses, stadiums, roof and wall purlin processing.Customizable punching, flying shear, stacking functions are available.
LW500 Automatic Heavy C Purlin Cold Roll Forming Line
It adopts an imported PLC control system, and the entire machine is formed by welding thickened steel plates, featuring a stable and durable structure. It can realize integrated fully automatic production including automatic feeding, leveling, punching, forming, cutting, and discharging, without the need for a large number of manual supervision throughout the process. The equipment utilizes precision roll technology; the rolls are made of cemented carbide, undergo quenching and precision machining, resulting in high forming accuracy and strong wear resistance. The produced C-section steel has standard dimensions, a smooth surface without scratches, and excellent load-bearing performance, fully complying with industry standards.
HG340x6 Tube Mill Line
The mill is intended for manufacturing of round pipe of Φ250-340mm with thickness of 4–6mm from cold-rolled and hot-rolled coil strip by means of unclosed tubular blank with its subsequent welding into tube, edge heating by means of solid state high-frequency welder, longitudinal seam welding in rolls of tube welding machine, cooling, further sizing or shaping and on-stream cutting of endless tube in measured lengths.
HG325x6.5 Tube Mill Line
The mill is intended for manufacturing of round pipe of Φ168mm-Φ325mm with thickness of 4.0mm–6.5mm from cold-rolled and hot-rolled coil strip by means of unclosed tubular blank with its subsequent welding into tube, edge heating by means of solid state high-frequency welder, longitudinal seam welding in rolls of tube welding machine, cooling, further sizing or shaping and on-stream cutting of endless tube in measured lengths.
ERW630 Oil & Gas Pipe Production Line
HG630 is a high-performance ERW pipe production line designed for oil and gas pipelines. It provides stable production, high weld quality and precise dimensions.Suitable for high-grade pipeline manufacturing, it is widely used in long-distance energy transmission and urban gas projects with reliable quality and high efficiency.
HG508 Oil & Gas Pipe Production Line
HG508 is a high-performance pipe welding machine suitable for carbon steel, stainless steel. Widely used in construction, pipe engineering, furniture, auto parts.Advanced high-frequency welding technology ensures fast speed, high strength, beautiful welding seam. High automation, easy operation, labor saving.High-quality steel frame and imported parts ensure long service life and low failure rate. Customizable diameter, thickness and speed.
HG406 Oil & Gas Pipe Production Line
HG406 High Frequency ERW Pipe Production Line is designed for producing large diameter pipes from Φ165 to Φ406mm. It adopts high-frequency induction welding with stable forming, firm welding seam and high precision.This machine is widely used in municipal engineering, fluid transportation, steel structure, machinery manufacturing, electric power pipeline, petrochemical industry, boiler manufacturing and other fields.Equipped with PLC intelligent control system, it realizes automatic forming, welding, cutting and discharging, featuring high efficiency, low labor cost and high yield rate.
ERW377 Oil & Gas Automatic Pipe Production Line
HG377 pipeline production line is a fully automatic steel pipe manufacturing system designed for natural gas, oil, and oil-gas gathering industries. It stably produces industrial-grade pressure pipes with an outer diameter of 377mm.The complete line integrates uncoiling, forming, welding, testing, hydrostatic pressure, cutting, straightening, and anti-corrosion treatment. It features high automation, stable operation, and high qualified rate of finished products.Products comply with API 5L international standards, widely used in long-distance pipelines, city gas, oil field gathering, refineries, and industrial fluid transportation.We provide one-stop service including equipment production, installation, commissioning, training, and after-sales support.
Since established in 2009, it has provided over thousands production line solutions for hundreds of domestic and foreign steel enterprises. The technical indicators are mature and stable. 
Contact Us
Tel: +86-311-8776 9051
Fax.: +86-311-87763506

Ms.Selina Li
Mobile phone/Wahtsapp: +8613933818089
E-mail: selina@cntubemills.com

Factory Add: No. 18, Fengda Industrial Park, Jingxing Mining Dist., Shijiazhuang, China
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