GOST 20295


GOST 20295 Steel Pipe

GOST 20295 is a renowned standard set forth by the Euro-Asian Council for Standardization, Metrology, and Certification (EASC), an esteemed regional standards organization operating under the Commonwealth of Independent States (CIS). This standard is a testament to the rigorous quality and technical standards maintained by GOST. It specifically delineates the criteria for Steel pipes, essential for main gas and oil pipelines. When you choose steel pipes compliant with this standard, you’re not just selecting a product; you’re opting for a legacy of quality, precision, and international acclaim. With UNIACERO, you benefit from our commitment to this standard, ensuring that every pipe you receive meets the stringent requirements set by GOST.

GOST 20295 Specification

Our steel pipes, compliant with GOST 20295, are meticulously crafted, ensuring dimensions, production procedures, steel grades, surface coatings, end types, joint methods, and machining services are up to par. When you partner with UNIACERO, you’re guaranteed pipes that not only meet but exceed the specifications set by this esteemed standard. Our production process, backed by the credibility of the standard issuer, ensures that every pipe is a testament to quality and durability.

GOST 20295 Dimension Table


Understanding the dimensions of our steel pipes is crucial for your operations. Our steel pipes come in a range of sizes, tailored to fit diverse requirements. With UNIACERO, you’ll have access to a comprehensive dimension table, ensuring you find the perfect fit for your project, every time.

External DiameterThickness, mm

Chemical Requirements of GOST 20295

The chemical composition of our steel pipes is of paramount importance. Adhering to GOST 20295, we ensure that each pipe meets the stringent chemical requirements set by the standard. With UNIACERO, you benefit from pipes that boast a balanced and robust chemical makeup, ensuring longevity and resistance to external factors.

ElementsGrade AGrade BGrade C
Carbon max. %
Manganese %0.27 to 0.930.29 to 1.060.29 to 1.06
Phosphorous, max. %0.0250.0250.025
Sulfur, max. %0.0250.0250.025
Silicon, min. %

Mechanical Requirements of GOST 20295

Mechanical integrity is at the heart of our steel pipes. Every pipe undergoes rigorous testing to ensure it meets the mechanical requirements set by the standard. When you choose UNIACERO, you’re choosing strength, resilience, and unmatched mechanical integrity.

Strength ClassMaximum Load Point N/mm2(kgf/mm2)Yield Strength N/mm2(kgf/mm2)Relative Elongation %
no less than
K 34333(34)206(21)24
K 38372(38)235(24)22
K 42412(42)245(25)21
K 50485(50)343(35)20
K 52510(52)353(36)20
K 55539(55)372(38)20
K 60588(60)412(42)16

Steel Grades in GOST 20295

Our commitment to quality is reflected in the diverse steel grades we offer. Each grade, compliant with GOST standard, is tailored to meet specific operational needs. With UNIACERO, you benefit from a range of steel grades, each promising unparalleled quality and performance.

Our Advantages

  1. Over 25 years of experience in pipeline production and installation.
  2. Comprehensive inspection equipment.
  3. Independent product serial numbers for traceability.
  4. Advanced production equipment – Seamer high-frequency welding machine from the United States.
  5. Complete qualifications – API 5L/API 5CT/FM/UL fire pipe certification, etc.
  6. Wide range of products – independently developed solar torque tubes, highly favored in the European market.
  7. Customers spread across the globe.
  8. Excellent after-sales service and sense of responsibility.

Application Scenarios

Our steel pipes are engineered to withstand high temperatures, corrosive environments, and varying pressures, ensuring reliability and safety in the complex petrochemical processes. 

Whether it’s transferring crude oil, natural gas, or chemical intermediates, the robustness and versatility of steel pipes make them indispensable components of the plant’s infrastructure, contributing to efficient production and maintenance of stringent safety standards.

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