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Help CenterBlack Carbon Steel Pipe 1 Inch Nominal Size Schedule 80 3000 PSI Working Pressure
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Hemaokang Steel (Shandong) Co., Ltd., a trusted supplier in the global steel industry since 2025, proudly presents our Black Carbon Steel Pipe 1 Inch Nominal Size Schedule 80 3000 PSI Working Pressure. Designed for demanding high-pressure applications, this pipe combines robust construction with reliable performance, backed by our ISO9001 certified quality management system. With an annual export value exceeding US$50 million and a dedicated team of 51-100 professionals, we ensure every pipe meets the rigorous standards expected by our clients across North America, South America, Europe, and beyond.
Our Schedule 80 black carbon steel pipe is engineered to withstand working pressures up to 3000 PSI, making it an ideal choice for hydraulic systems, steam lines, and industrial process piping. The 1-inch nominal size offers a perfect balance between flow capacity and structural integrity, while the black finish provides initial corrosion resistance during storage and installation. Below, we detail the key features and technical specifications that set this product apart.
Key Features & Benefits
- High Pressure Rating: Rated for 3000 PSI working pressure, suitable for demanding environments where safety and reliability are paramount.
- Heavy-Duty Schedule 80 Wall Thickness: Thicker walls compared to Schedule 40, providing enhanced durability and resistance to mechanical stress.
- Carbon Steel Construction: Excellent strength-to-weight ratio, easy to weld and fabricate, with good machinability.
- Black Surface Finish: Mill-applied black coating protects against surface rust during transit and short-term storage; suitable for painting or further coating.
- Consistent Dimensions: Manufactured to tight tolerances for seamless integration with fittings and flanges.
- Versatile End Options: Available in plain end (for welding) or beveled end (for butt-weld connections) as per your requirements.
Technical Specifications
| Parameter | Value |
|---|---|
| Nominal Pipe Size (NPS) | 1 Inch |
| Schedule | 80 |
| Working Pressure | 3000 PSI (at ambient temperature) |
| Outside Diameter | 1.315 inches (33.4 mm) |
| Wall Thickness | 0.179 inches (4.55 mm) |
| Material Grade | Carbon Steel (Gr.B or equivalent, available upon request) |
| Surface Finish | Black (mill varnish) |
| End Finish | Plain End (standard) / Beveled End (optional) |
| Length | 20 ft (6 m) standard; custom lengths available |
| Applicable Standards | ASTM A53 / A106 / API 5L (compliant upon request) |
This pipe is manufactured under strict quality control procedures, ensuring each length meets the required mechanical properties and dimensional accuracy. The thick Schedule 80 wall provides a safety margin for high-pressure systems, reducing the risk of failure under cyclic loading or thermal expansion. Additionally, the black coating can be easily removed if welding or painting is required, offering flexibility for various installation methods.
Trust & Reliability
Hemaokang Steel (Shandong) Co., Ltd. operates with a commitment to quality and customer satisfaction. Our ISO9001 certification ensures that every step from raw material procurement to final inspection is systematically controlled. With an annual export value between US$50 million and US$100 million, we have established a robust supply chain that delivers consistent quality to markets worldwide. Our team of 51-100 experienced professionals is dedicated to providing prompt support, customized solutions, and reliable logistics.
We understand that piping failures can lead to costly downtime and safety hazards. That's why our black carbon steel pipe is rigorously tested for pressure integrity, dimensional accuracy, and surface quality. Whether you are constructing a new facility or replacing existing lines, this Schedule 80 pipe offers the longevity and performance you need. Contact us today to discuss your requirements and receive a competitive quotation.
Frequently Asked Questions
-
Q1: What is the maximum operating temperature for this pipe?
A: The 3000 PSI rating is typically at ambient temperature. For elevated temperatures, the pressure rating may derate. Please consult our technical team for specific application conditions. -
Q2: Can this pipe be welded without special preheating?
A: Yes, carbon steel of this grade generally requires standard welding procedures. For thicker Schedule 80, preheating may be recommended in cold environments. We can provide welding guidelines upon request. -
Q3: Is the black coating food-safe or suitable for potable water?
A: The black mill coating is a temporary protective layer and is not intended for direct contact with drinking water. For potable water applications, a proper lining or coating should be applied. -
Q4: What is the minimum order quantity?
A: We offer flexible order quantities. Small quantities may be available for sample testing, while larger volumes benefit from competitive pricing. Please contact us for details. -
Q5: Does the pipe come with a mill test certificate?
A: Yes, we can provide a mill test certificate (MTC) certified by our ISO9001 quality system. This includes chemical composition and mechanical properties. -
Q6: Can I get the pipe with threaded ends?
A: This product is typically supplied with plain or beveled ends. Threaded ends are available as a custom option. Please specify your needs when ordering. -
Q7: How does the 3000 PSI rating compare to Schedule 40 pipe?
A: Schedule 80 has a thicker wall, allowing higher working pressure. For 1-inch NPS, Schedule 40 is typically rated around 2000 PSI, while Schedule 80 offers 3000 PSI, providing a significant safety margin.
At Hemaokang Steel, we are committed to delivering products that exceed expectations. Our Black Carbon Steel Pipe 1 Inch Schedule 80 is a testament to our dedication to quality and performance. Request a quote or sample today and experience the difference of working with a reliable global partner.
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