1. Material & Standards
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Material: Carbon Steel
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Grades: ASTM A106 Gr.B
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Standards: ASTM A106
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Type: Seamless (无缝) / ERW (Electric Resistance Welded)
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Coating/Finish: Black Painted or Hot-Dip Galvanized Optional
2. Key Specifications
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Size Range: 1/2" to 24" (DN15 to DN600)
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Wall Thickness: SCH10, SCH40, SCH80, or Custom
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Pressure Rating: Suitable for High-Temperature & Industrial Piping
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Length: Standard 6m or 12m, Custom Length Available
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Surface Protection: Black Paint, Galvanized, or As Required
3. Features & Benefits
✔ High-Temperature Performance – Suitable for steam and hot water pipelines
✔ Durable & Reliable – Seamless and ERW options provide mechanical strength and uniformity
✔ Corrosion-Resistant Options – Hot-dip galvanization or black painting for outdoor and humid environments
✔ Easy Installation – Standardized sizes and straight construction simplify assembly
4. Applications
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High-Temperature Water & Steam Pipelines
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Oil & Gas Transmission
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Industrial Process Piping
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Construction & Structural Projects
5. Certifications
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Mill Test Certificate (MTC)
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ISO 9001 Certified
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Hydrostatic & Ultrasonic Tested
Frequently Asked Questions (FAQ)
1. Are you a manufacturer or trading company?
We are a manufacturer with our own factory located in Hebei, China.
2. What materials do you offer?
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Stainless Steel: 304, 304L, 316, 316L, 321, etc.
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Carbon Steel: ASTM A105, ASTM A350 LF2, Q235, Q345, etc.
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Alloy Steel: ASTM A182 F11, F22, F5, etc.
3. Which standards do your products comply with?
ASME B16.5, ANSI, ASTM, DIN, JIS, EN, GB — with third-party inspection available.
4. Do you support OEM/ODM customization?
Yes, we provide custom machining, coating, marking, and packaging based on your drawings.
5. What is your minimum order quantity (MOQ)?
MOQ is typically 1 piece for standard items; customized parts may vary.
6. Do you provide free samples?
Yes, free samples for standard sizes are available; buyers cover shipping cost.
7. What is your delivery time?
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In-stock: 3–5 working days
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Bulk/custom orders: 10–25 working days
8. How do you ensure product quality?
We perform full inspection: raw material verification, dimensional checks, pressure/leak tests, and surface finish inspection. Third-party testing is available upon request.
