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Carbon steel
JIS G3445
STKM 11A, STKM 13A, STKM 13C
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Detailed Image:
Overview:
The JIS G3445 STKM series of cold drawn seamless steel tubes are specifically engineered for applications in mining and construction machinery. Renowned for their durability, precision, and reliability, these tubes are manufactured to meet stringent industry standards, ensuring optimal performance in demanding environments.
Key Features:
High Strength: Constructed from premium quality steel, these tubes exhibit exceptional strength and resilience, making them ideal for heavy-duty applications in mining and construction.
Cold Drawn Seamless Design: The cold drawn seamless manufacturing process enhances the structural integrity of the tubes, resulting in superior performance and longevity.
Precision Engineering: Each tube is meticulously crafted to precise specifications, ensuring consistent dimensions and seamless compatibility with machinery components.
Corrosion Resistance: Engineered to withstand harsh environmental conditions, these tubes are resistant to corrosion, erosion, and abrasion, ensuring prolonged service life and minimal maintenance requirements.
Versatile Application: Suitable for a wide range of mining and construction machinery, including excavators, bulldozers, loaders, and cranes, these tubes provide reliable performance in diverse operational settings.
Product Variants:
JIS G3445 STKM 11A: Standard grade seamless steel tube with excellent ductility and weldability, suitable for various structural applications.
JIS G3445 STKM 13C: Cold drawn seamless steel tube featuring enhanced tensile strength and impact resistance, ideal for heavy-duty construction equipment.
JIS G3445 STKM 13A: Precision-engineered seamless steel tube designed for critical components in mining machinery, offering superior reliability and performance under extreme conditions.
Technical Specifications:
| Property | STKM 11A | STKM 13C | STKM 13A |
|---|---|---|---|
| Material Grade | Carbon Steel | Carbon Steel | Carbon Steel |
| Manufacturing Method | Cold Drawn Seamless | Cold Drawn Seamless | Cold Drawn Seamless |
| Tensile Strength | ≥ 370 MPa | ≥ 410 MPa | ≥ 440 MPa |
| Yield Strength | ≥ 215 MPa | ≥ 245 MPa | ≥ 275 MPa |
| Elongation | ≥ 30% | ≥ 25% | ≥ 23% |
| Hardness | HRB ≤ 85 / HV ≤ 179 | HRB ≤ 92 / HV ≤ 201 | HRB ≤ 94 / HV ≤ 207 |
| Wall Thickness | 1.0mm - 12mm | 1.0mm - 12mm | 1.0mm - 12mm |
| Outer Diameter | 10mm - 200mm | 10mm - 200mm | 10mm - 200mm |
| Length | Customizable | Customizable | Customizable |
Applications:
Structural Support for Heavy Machinery:
These steel tubes serve as the backbone in various structural components, providing robust support and stability in the frame and arms of excavators, bulldozers, and cranes.
The durability of STKM steel tubes makes them ideal for high-impact applications, such as supporting the load-bearing structures of mining and construction equipment.
Hydraulic and Pneumatic Cylinder Tubing:
The smooth, precise interior surface of cold drawn seamless tubes makes them ideal for hydraulic and pneumatic cylinders, commonly used in construction and mining machinery.
With high-pressure resistance, these tubes ensure the reliable operation of hydraulic systems under heavy loads, providing efficient power transfer in hydraulic arms and booms.
Drive Shafts and Rotating Components:
STKM seamless tubes are well-suited for drive shafts and other rotating components that require high strength and fatigue resistance, critical for the powertrain systems in heavy-duty machinery.
Protective Tubing for Cables and Lines:
The toughness and corrosion resistance of these tubes make them effective protective covers for hydraulic lines, electrical cables, and other sensitive components exposed to harsh environments.
Drilling and Mining Equipment:
Specifically, STKM 13C grade tubes are widely used in the drilling assemblies of mining equipment due to their superior resistance to wear and impact.
Quality Assurance:
Our JIS G3445 STKM series cold drawn seamless steel tubes undergo rigorous quality control measures at every stage of production to ensure compliance with industry standards and customer specifications. From raw material selection to final inspection, we prioritize quality and reliability to deliver products that exceed expectations.
Conclusion:
With their exceptional strength, precision engineering, and versatile applications, the JIS G3445 STKM series of cold drawn seamless steel tubes are the preferred choice for mining and construction machinery. Engineered to withstand the most demanding operational conditions, these tubes offer unmatched performance, durability, and reliability, making them indispensable components in heavy-duty equipment worldwide.
For more information or to place an order, please contact us.
Detailed Image:
Overview:
The JIS G3445 STKM series of cold drawn seamless steel tubes are specifically engineered for applications in mining and construction machinery. Renowned for their durability, precision, and reliability, these tubes are manufactured to meet stringent industry standards, ensuring optimal performance in demanding environments.
Key Features:
High Strength: Constructed from premium quality steel, these tubes exhibit exceptional strength and resilience, making them ideal for heavy-duty applications in mining and construction.
Cold Drawn Seamless Design: The cold drawn seamless manufacturing process enhances the structural integrity of the tubes, resulting in superior performance and longevity.
Precision Engineering: Each tube is meticulously crafted to precise specifications, ensuring consistent dimensions and seamless compatibility with machinery components.
Corrosion Resistance: Engineered to withstand harsh environmental conditions, these tubes are resistant to corrosion, erosion, and abrasion, ensuring prolonged service life and minimal maintenance requirements.
Versatile Application: Suitable for a wide range of mining and construction machinery, including excavators, bulldozers, loaders, and cranes, these tubes provide reliable performance in diverse operational settings.
Product Variants:
JIS G3445 STKM 11A: Standard grade seamless steel tube with excellent ductility and weldability, suitable for various structural applications.
JIS G3445 STKM 13C: Cold drawn seamless steel tube featuring enhanced tensile strength and impact resistance, ideal for heavy-duty construction equipment.
JIS G3445 STKM 13A: Precision-engineered seamless steel tube designed for critical components in mining machinery, offering superior reliability and performance under extreme conditions.
Technical Specifications:
| Property | STKM 11A | STKM 13C | STKM 13A |
|---|---|---|---|
| Material Grade | Carbon Steel | Carbon Steel | Carbon Steel |
| Manufacturing Method | Cold Drawn Seamless | Cold Drawn Seamless | Cold Drawn Seamless |
| Tensile Strength | ≥ 370 MPa | ≥ 410 MPa | ≥ 440 MPa |
| Yield Strength | ≥ 215 MPa | ≥ 245 MPa | ≥ 275 MPa |
| Elongation | ≥ 30% | ≥ 25% | ≥ 23% |
| Hardness | HRB ≤ 85 / HV ≤ 179 | HRB ≤ 92 / HV ≤ 201 | HRB ≤ 94 / HV ≤ 207 |
| Wall Thickness | 1.0mm - 12mm | 1.0mm - 12mm | 1.0mm - 12mm |
| Outer Diameter | 10mm - 200mm | 10mm - 200mm | 10mm - 200mm |
| Length | Customizable | Customizable | Customizable |
Applications:
Structural Support for Heavy Machinery:
These steel tubes serve as the backbone in various structural components, providing robust support and stability in the frame and arms of excavators, bulldozers, and cranes.
The durability of STKM steel tubes makes them ideal for high-impact applications, such as supporting the load-bearing structures of mining and construction equipment.
Hydraulic and Pneumatic Cylinder Tubing:
The smooth, precise interior surface of cold drawn seamless tubes makes them ideal for hydraulic and pneumatic cylinders, commonly used in construction and mining machinery.
With high-pressure resistance, these tubes ensure the reliable operation of hydraulic systems under heavy loads, providing efficient power transfer in hydraulic arms and booms.
Drive Shafts and Rotating Components:
STKM seamless tubes are well-suited for drive shafts and other rotating components that require high strength and fatigue resistance, critical for the powertrain systems in heavy-duty machinery.
Protective Tubing for Cables and Lines:
The toughness and corrosion resistance of these tubes make them effective protective covers for hydraulic lines, electrical cables, and other sensitive components exposed to harsh environments.
Drilling and Mining Equipment:
Specifically, STKM 13C grade tubes are widely used in the drilling assemblies of mining equipment due to their superior resistance to wear and impact.
Quality Assurance:
Our JIS G3445 STKM series cold drawn seamless steel tubes undergo rigorous quality control measures at every stage of production to ensure compliance with industry standards and customer specifications. From raw material selection to final inspection, we prioritize quality and reliability to deliver products that exceed expectations.
Conclusion:
With their exceptional strength, precision engineering, and versatile applications, the JIS G3445 STKM series of cold drawn seamless steel tubes are the preferred choice for mining and construction machinery. Engineered to withstand the most demanding operational conditions, these tubes offer unmatched performance, durability, and reliability, making them indispensable components in heavy-duty equipment worldwide.
For more information or to place an order, please contact us.
