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About Us

We provide a wide range of services to meet even the most daring requirements

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30+

global Service points

10+

years experience

20+

We design and make new models machines 20+ types every year

Providing different pipe processing solutions for more than 10 years, STM is leading to the extraordinary technology and experience in metal processings. - We have more than 15 patents for the pipe processing machines.
- We design and make new models machines for more than 20 types every year. - We are supplying customized machines and all kinds of pipe processing solutions for the customers worldwidely.

STM Saint Machinery is the professional manufacturer of pipe processing equipments (pipe bending machines, pipe cutting machines, pipe end forming machines and various automated unmanned equipment). The company has obtained the title of national high-tech enterprise, science and technology small and medium-sized enterprise, and passed the ISO9001 quality system certification. In line with the principle of "ultimate ● Innovation ● exquisite", based on the rich experience of serving customers for more than 10 years, is able to continue to develop and grow, has gradually become the benchmark of pipe forming equipment leading the industry. STM is also becoming a brand recognized and trusted by domestic and foreign customers.

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Vision & Mission Statement

Safe · Stable · Economic · Efficient

STM Saint Machinery is the professional manufacturer of pipe processing equipments (pipe bending machines, cutting machines, end forming end finishing machines and other automated processing machines) based in China.

We are supplying customized machines and all kinds of pipe processing solutions for the customers worldwidely.

ZHANGJIAGANG SAINT MACHINERY CO., LTD.

ZHANGJIAGANG SAINT MACHINERY CO., LTD.

We are supplying customized machines and all kinds of pipe processing solutions for the customers worldwidely.

STM has more than 30 service points
all over the world!

NEWS

Tube 2026 International Tube and Pipe Trade Fair  Düsseldorf, 13–17 April 2026,STM Booth:J20-1,Hall 6,Welcome to our booth in Germany

04-02-2026

Tube 2026 International Tube and Pipe Trade Fair Düsseldorf, 13–17 April 2026,STM Booth:J20-1,Hall 6,Welcome to our booth in Germany

STM Exhibiting at Tube 2026 Düsseldorf.STM Tube bending machine Whatsapp: +86 15150213488

NC Tube Bending Machines: The “The King of cost performance” Semi-Automatic Bender

04-09-2026

NC Tube Bending Machines: The “The King of cost performance” Semi-Automatic Bender

NC Tube Bending Machines: The “The King of cost performance” Semi-Automatic Bender In the metal tube fabrication world, a tube bending machine is like a “transformer” for straight pipes — turning them into all kinds of precise shapes. Among them, the NC tube bending machine remains one of the most widely used and cost-effective  machines in factories worldwide . Many newcomers get confused when they see “NC” at the end of a model name. What exactly does it mean? STM Saint machinery is the professional manufacturer of NC pipe benders.We have studied pipe bending machines for more than fifteen years.For the NC machines,we have made some new styles.Now let STM engineer explain everything about NC benders in plain language. 1. What Does NC Actually Stand For? The full name of "NC" is "Numerical Control".The NC machines control bending angle very accurately, but feeding length (Y-axis) and rotation (B-axis) are mostly done manually or with very limited automation. 2. What Does a Typical NC Bender Look Like? A classic NC tube bender usually consists of: 1) Main frame & bending head:The strongest part that actually curves the tube. 2) Hydraulic system:Almost every NC bender uses a hydraulic cylinder to generate the bending force. Once the pump starts, the cylinder delivers massive torque. 3) Clamping die, pressure die:The two “jaws” that hold and support the tube to prevent wrinkles or collapse. 4) NC control panel:Usually a touchscreen where you can store dozens of programs. 5) Feeding & rotation mechanism (Y-axis / B-axis):In most NC models, these are manual or only lightly assisted (hydraulic/pneumatic push), so the operator must physically advance and rotate the tube between bends. 3. How an NC Bender Works? 1) Operator inserts the tube into the dies and presses start (or foot pedal). 2) Machine automatically clamps and hydraulic cylinder rotates the bending arm to the exact programmed angle.  3) Operator manually rotates the tube to the next angle and pushes it forward to the next length. 4) Press start again and repeat until the whole part is finished. 4.What are the advantages of the NC pipe bending machine? 1) Huge force at low cost:Hydraulic cylinders deliver far more instantaneous torque than servo motors of similar price, perfect for thicker walls and larger diameters. 2) Mature & reliable technology:Hydraulics have been used in tube bending for over 50 years; spare parts are cheap and available everywhere; plenty of technicians know how to fix them. 3) Sturdiness:the factory environment is full of dust and oil stains.Hydraulic systems are harder than pure electric ones. Providing different pipe processing solutions for more than 10 years, STM is leading to the extraordinary technology and experience in metal processings. We have more than 15 patents for the pipe processing machines. We design and make new models machines for more than 20 types every year. We are supplying customized machines and all kinds of pipe processing solutions for the customers worldwidely. Final Thoughts NC tube bending machines are like the “reliable workhorse” of the fabrication shop — not the flashiest technology, but honest, tough, and very profitable.If you want to bend some simple pipes, have a limited budget, or mostly produce simple-to-moderate batch parts, starting with a hydraulic NC bender is usually the smartest first step. Want model recommendations or help matching a machine to your exact tube material 、diameter 、 wall thickness? Feel free to share more details.We are happy to give tailored advice!

Welcome global customers to visit STM Pipe Bending Machine Factory!

03-21-2026

Welcome global customers to visit STM Pipe Bending Machine Factory!

Welcome global customers to visit STM Pipe Bending Machine Factory! STM pipe bending machine manufacturer, Whatsapp: +86 15150213488

Indian Customers Visit STM Factory for CNC Pipe Bending Machine Acceptance!

03-14-2026

Indian Customers Visit STM Factory for CNC Pipe Bending Machine Acceptance!

Recently, distinguished guests from India visited STM factory to conduct on-site acceptance and inspection of our CNC pipe bending machines. STM pipe bending machine manufacturer, Whatsapp: +86 15150213488