JIS G3452


JIS G3452 Steel Pipe

At UNIACERO, we prioritize quality and precision. Our JIS G3452 carbon steel pipes are meticulously crafted to serve various industries, ensuring seamless operations and optimal performance. These pipes, as specified by the Japanese Industrial Standard, are ideal for conveying steam, water, oil, gas, air, and more, especially under relatively low working pressures. With our advanced production process and adherence to international standards, you can trust our products to be of the highest caliber.

JIS G3452 Specification

Our JIS G3452 steel pipes come with precise dimensions, ensuring a perfect fit for your operations. They undergo rigorous production procedures, ensuring durability and reliability. Made from the SGP steel grade, these pipes are available with various surface coatings, end types, joint methods, and machining services. Whether you need them for shipbuilding, petrochemical industries, or nuclear devices, our pipes are designed to meet your specific requirements.

Production StandardJIS G 3452
Manufacturing ProcessesERW (Electric Resistance Welding)
Outside Diameter10.5mm – 508mm (1/8″ – 20″)
Wall Thickness1.7 – 7.9 mm
Pipe Length6 meters, 12 meters or customized.
Steel GradeJIS G 3452 SGP
Corrosion PreventionLacquer, Galvanizing
End ProcessesSquare Cut, Bevelling, Threading, Grooving
Further ProcessingWelding, Bending, Hole Drilling, Punching, Swaging, Tapering, Flaring, Expanding

JIS G3452 Dimension Table


Our pipes range in outer diameter (OD) from 10.5mm to 508mm, ensuring that we have the perfect size for your needs. Each pipe is crafted with precision, ensuring consistent dimensions that align with the JIS G3452 standards.

Nominal DiameterOutside Diameter mmWall Thickness mm
321 1/442.7
401 1/248.6
652 1/276.3
903 1/2101.6

Chemical Requirements of JIS G3452

Our JIS G3452 pipes adhere to strict chemical requirements. The pipes have a maximum phosphorus (P) content of 0.040% and a maximum sulfur (S) content of 0.040%, ensuring their strength and durability.

Designation of GradePS
SGP0.040 max.0.040 max.

Mechanical Requirements of JIS G3452

Our pipes are tested for tensile strength and elongation, ensuring they can withstand the demands of various applications. With a minimum tensile strength of 30 {294} N/mm2 and an elongation percentage ranging from 25% to 30%, our pipes promise longevity and resilience.

Tensile Strength And Elongation
Designation of SymbolTensile Strength N/mm2Elongation %
Tensile Test PieceTensile Test DirectionWall Thickness
Over 3mm up to and incl.4mmOver 4mm up to and incl.5mmOver 5mm up to and incl.6mmOver 6mm up to and incl.7mmOver 7mm up to and incl.8mm
SGP290 min.No.11 Test PieceParallel to the pipe axis30 min.30 min.30 min.30 min.30 min.
No.12 Test PieceParallel to the pipe axis24 min.26 min.27 min.28 min.30 min.
No.5 Test PiecePerpendicular to the pipe axis19 min.20 min.22 min.24 min.25 min.
NOTE: 1 N/mm2 =1 MPa

Steel Grades in JIS G3452

The steel grade for our JIS G3452 Carbon Steel Pipes is SGP. This grade ensures that the pipes are of high quality, suitable for ordinary piping purposes. Whether it’s for conveying steam, water, or gas, the SGP grade promises efficiency and longevity.

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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