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RMTS is a manufacturer specializing in railroad thermit welding materials, based in Tianjin, China. With a factory spanning 5,500+㎡ and 30+ professionals dedicated, we are committed to delivering reliable and efficient thermit welding solutions to clients across the globe. Our products are designed to meet the highest industry standards, ensuring durability and performance in various applications.
We understand that successful welding projects require not only high quality products but also expertise and knowledge. That's why we offer comprehensive on-site training programs to help our clients master the thermit welding process, enabling them to achieve optimal results and build a strong reputation in their respective fields. Additionally, our experienced team provides project welding instruction services, offering hands-on guidance and support to ensure seamless execution, no matter where the project is located.
Driven by a customer-centric approach, RMTS is dedicated to fostering long-term partnerships by delivering exceptional products and services tailored to the unique needs of our clients. Whether you are looking for reliable thermit welding materials, expert training, or project support, RMTS is your trusted partner in achieving welding excellence.
Moscow stands as one of the world's most dynamic railway and urban transit hubs. With a metropolitan population exceeding 13 million and a sprawling metro network that ranks among the busiest on the planet, the demand for precision rail welding processes has never been greater. The Moscow Metro alone operates more than 260 stations across 15 lines, and the city continues to expand its infrastructure aggressively under ongoing government-backed modernization programs.
⚡ Moscow's rail infrastructure investment exceeded $4 billion in 2023, with substantial allocation toward track renewal, thermit welding upgrades, and high-speed mainline expansion connecting the capital to regional hubs.
The Russian rail sector, anchored by the state-owned giant Russian Railways (RZD), relies heavily on thermit (aluminothermic) welding to maintain continuous welded rail (CWR) across its vast network — from the Trans-Siberian corridors converging on Moscow to the dense suburban commuter lines (Elektrichka). Moscow's nine major railway terminals — including Leningradsky, Kazansky, and Yaroslavsky — serve as critical nodes where track integrity directly correlates with national transport efficiency.
Industrial zones such as Nagatino, Lublino, and the Moscow Ring Railway (MK MZhD) freight corridors depend on crane rail welding for heavy-duty logistics operations including port-style cargo handling, warehousing, and inter-modal freight transfer. These environments demand the same thermit welding precision as passenger rail but with additional emphasis on load-bearing strength under extreme tonnage conditions.
Moscow's climate — characterized by temperatures ranging from -20°C in winter to +35°C in summer — places extraordinary thermal stress on rail joints. This makes high-quality thermit welding materials not merely a preference but a regulatory and operational necessity. The Russian GOST standards governing rail welding are among the most stringent globally, requiring precise control of joint metallurgy, cooling curves, and post-weld finishing to prevent fatigue cracking in permafrost-adjacent conditions.
🔧 Moscow Metro's 2025–2030 expansion plan includes 37 new stations and over 140 km of new track — representing thousands of rail joints requiring certified thermit welding solutions compatible with T62 and P65 rail profiles.
For international manufacturers and suppliers serving the Moscow market, understanding local procurement channels is essential. Russia's railway sector procurement increasingly favors suppliers who can demonstrate compliance with GOST 103-2006 rail standards, offer P65 and T62 rail-type-specific welding kits, and provide on-site technical support. RMTS has directly addressed this market by supplying thermit welding materials for documented rail thermit welding projects in Russia, including T62 and P65 rail type compatibility — positioning it as a verified supplier for Moscow-bound projects.
Moscow rail contractors are increasingly adopting AI-powered ultrasonic and thermal imaging systems to inspect thermit weld quality in real time, reducing manual error and ensuring compliance with GOST standards across high-traffic mainlines.
With Moscow's harsh winters in mind, leading suppliers are developing low-temperature thermit formulations that maintain weld integrity at -30°C — a critical advancement for suburban rail lines exposed to freeze-thaw cycles.
Environmental compliance is rising on Moscow's infrastructure agenda. Next-generation thermit welding kits are engineered to minimize particulate emissions, supporting RZD's green modernization commitments and urban air quality goals.
Moscow is progressively converting jointed track sections to continuous welded rail across both the metro and mainline networks, driving unprecedented demand for high-volume thermit welding supply chains and certified weld operators.
Smart sensors embedded near thermit-welded joints now transmit real-time strain and temperature data to Moscow Metro's centralized control systems, enabling predictive maintenance and significantly extending track service life.
As Russia evaluates high-speed rail corridors originating from Moscow, weld specifications for 350 km/h operations are being actively researched, requiring next-level metallurgical precision beyond conventional P65 rail welding standards.
RMTS maintains a highly skilled R&D team that works tirelessly to ensure that we produce thermit welding materials that meet the specific needs of each type of rail — including P65 and T62 rails widely used in Russian rail networks serving Moscow and beyond.
In addition to its strong R&D capabilities, RMTS actively participates in railway projects across China and abroad. The company collaborates with railway authorities, construction companies, and maintenance organizations to provide its expertise and materials for various projects — including documented rail thermit welding projects in Russia.
By participating in railway projects, RMTS contributes to the development and maintenance of extensive railway networks. Whether in high-speed rail, urban transit systems, or conventional rail lines, RMTS offers its thermit welding materials and services to ensure the integrity and safety of the rail infrastructure — critical for high-demand environments like Moscow.
Furthermore, RMTS maintains partnerships with research institutions, universities, and industry experts in China. These collaborations enable RMTS to continuously strengthen its R&D capabilities in thermit welding technologies, staying at the forefront of innovation relevant to markets including the Russian Federation.
RMTS's strong R&D abilities, coupled with its involvement in railway projects across Russia and beyond, demonstrate the company's commitment to providing advanced thermit welding solutions that meet the specific demands of the railway industry.
From the Moscow Metro's underground tunnels to the vast mainline corridors of the Trans-Siberian railway, RMTS materials are engineered to perform in extreme conditions — delivering the joint strength, thermal resistance, and metallurgical precision that Russian rail standards demand.
Challenge: The client faced the challenge of welding materials of T62 and P65 rails. The welding process needed to meet the rigorous standards set by the railway authorities, ensuring optimal track performance, longevity, and safety in Moscow's demanding climate conditions.
Solution: Our team collaborated closely with the client, thoroughly understanding their specific requirements. We provided them with our high-quality thermit welding materials, including welding kits, tailored to suit the T62 and P65 steel rail specifications — both of which are standard profiles extensively used across Russian rail networks.
Customer Satisfaction: The client expressed utmost satisfaction with our thermit welding materials. They acknowledged the superior quality, reliability, and technical support provided by our team. Our materials played a crucial role in enabling them to deliver high-quality rail construction projects and meet the demands of the railway industry.
As part of the Phase 2 expansion of Jakarta's Mass Rapid Transit (MRT) system, RMTS was contracted to provide aluminothermic welding solutions for the new underground and elevated tracks. The project involved welding 600 rail joints across a 12-kilometer stretch, connecting key areas of the city to reduce traffic congestion.
Our team worked closely with PT MRT Jakarta to ensure the welds met international safety standards. The project was completed on time, and the new line has been operating smoothly since its launch. Jakarta MRT officials highlighted the durability of the welds, which have withstood the high frequency of train movements and tropical weather conditions.
KTMB Railways are aimed to improve connectivity across the city's suburbs. RMTS became the most trusted supplier with 1,000 aluminothermic welding materials for the new tracks, which included both underground and elevated sections. The project required precise welding to ensure smooth and safe operations, which serves millions of passengers annually.
RMTS's welding materials were chosen for their ability to create strong, seamless joints that could withstand the humid climate and heavy usage. The project was completed ahead of schedule, and the new line has significantly reduced travel times for commuters.
RMTS provides fully customized OEM thermit welding solutions tailored to Russian GOST standards and specific rail profiles used across Moscow's mainline, metro, and industrial rail networks. Contact our engineering team to discuss your project requirements.
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