Guangdong Tongyi Metal Technology Co., Ltd.

Precision Special Steel Factory

Guangdong Tongyi Metal Technology Co., Ltd. is a professional manufacturer of precision special steel, with the title of national high-tech enterprise and Guangdong Province “Specialized Precision, Specialty and New” small and medium-sized enterprises, mainly produces stainless steel, high-speed steel, die steel, free cutting steel, titanium alloy, aluminum alloy, and other metal materials, with stable quality and can be delivered quickly, for hardware parts processors to solve the different precision of the material customization, steel customization, bulk The cost problem of ordering is solved for hardware parts processors.

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14+
years of focus

Focusing on high-precision stainless steel bars, serving customers in various industries

10000+
Strategic partners
High-precision equipment
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High-speed production lines
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Ton annual output
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Why Choose us

Precision metal bar factory

Customized metal rods with high straightness
Customized precision tolerance metal bars
Metal bar roundness customization ≤0.002
High finish steel rods (mirror effect)
Metal bar hardness customization(≤65HRC)
Metal bar Length customization

Product Center

Spot supply, direct sales from manufacturers, and timely response
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304 stainless steel rod

SAE 304 stainless steel is the most common stainless steel. The steel contains both chromium and nickel metals as the main non-iron…

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Stainless steel square rod

Stainless steel quadrangle rod is a type of stainless steel material with a square cross-section and a solid long strip shape.

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Stainless steel hexagonal bar

Stainless steel hexagonal bar is a type of stainless steel material with a hexagonal cross-section, widely used in various industrial fields, such as chemical, petroleum, medicine, food, etc.

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Stainless steel wire

Stainless steel wire is a material specifically used for making hardware products, which has characteristics such as corrosion resistance, wear resistance, and aesthetics.

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Titanium alloy material

Stainless steel profiles are a classification of stainless steel products, characterized by irregular shapes.

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Stainless steel pipe

Stainless steel pipe is a metal pipeline with excellent performance, which is an environmentally friendly and hygienic material that is not easily contaminated by bacteria, and easy to clean.

Focusing on high-precision material customization
We have provided high-precision customized materials for thousands of domestic and foreign enterprises
How it works

Industry Application Cases

Customizable supporting material solutions tailored to the needs of customers in various industries
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Free cutting steel materials for automotive manufacturing
In recent years, with the rapid development of the automotive industry, the application field of steel has been continuously…
The application of stainless steel bars in unmanned aerial vehicles
The drone motor shaft, which is a crucial component for carrying drones, is a part with extremely high precision requirements…
Solution to the issue of printer axis straightness
Most of the commonly used printer shafts are made of 1215 free cutting steel rods. To solve the problem of printer shaft…
The application of stainless steel bars in small household appliances
Stainless steel rods are a high-quality metal material widely used in the manufacturing of small household appliances due to their…

Trusted by 3000+ world-class brands and organizations of all sizes

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Tongyi Metal Technology Co., Ltd. is looking forward to your joining

News Center

Committed to reducing comprehensive procurement costs and improving production efficiency for customers

Where to Buy 17-4PH Stainless Steel Bars? Top Chinese Suppliers Overview

17-4PH stainless steel bar is widely used in industries requiring high strength and corrosion resistance, such as aerospace, chemical processing, and marine equipment. If you’re sourcing this alloy in China, it’s crucial to choose a supplier that guarantees stable quality, competitive pricing, and technical support. Key Supplier Comparison in China

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Why Is 17-4PH Stainless Steel Bar Preferred for High-Strength Components?

17-4PH stainless steel is a precipitation-hardening martensitic alloy known for its combination of high strength, corrosion resistance, and excellent toughness. These qualities make it ideal for critical parts that demand both mechanical durability and environmental stability. Mechanical Properties in Various Heat Treatments Condition Yield Strength (MPa) Tensile Strength (MPa) Hardness

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What Is 17-4PH Steel Bar? Properties & Uses Explained

17-4PH stainless steel, also known as UNS S17400 or DIN 1.4542, is a precipitation-hardening martensitic stainless steel. It offers an excellent combination of strength, hardness, corrosion resistance, and machinability—making it highly popular in demanding industries like aerospace, medical, and defense. Chemical Composition & Mechanical Properties Element Typical Content (%) Chromium

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Contact Us

Materials, appearance, dimensions, straightness, smoothness, etc. can be customized according to needs

Get a Free Quote

Materials, appearance, dimensions, straightness, smoothness, etc. can be customized according to needs