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Material & Construction:
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High-grade carbon steel construction
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Seamless manufacturing process for superior strength
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Hot-dip galvanized coating (minimum 610g/m² zinc coating)
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Technical Specifications:
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Thread Standard: BSPT (ISO 7-1 tapered pipe threads)
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Size Range: 1/8" to 12" (DN6 to DN300) nominal diameter
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Wall Thickness: Schedule 40/80 or custom specifications
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Pressure Rating: Up to 3,000 PSI (20.7 MPa) depending on grade
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Standards Compliance:
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ASTM A106 (high temperature service)
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ASTM A53 (general purpose)
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API 5L X42 (oil and gas pipelines)
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ISO 7-1 (BSPT thread specifications)
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Key Features:
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Excellent corrosion resistance for outdoor applications
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Tapered thread design ensures leak-proof connections
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Suitable for high-pressure fluid systems
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Available in standard 6m lengths or custom cut sizes
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Applications:
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Oil and gas pipelines
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Water distribution systems
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Industrial fluid transport
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Fire protection systems
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Testing & Certification:
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Hydrostatic pressure tested
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Ultrasonic tested (UT)
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Mill Test Certificate (MTC) provided
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ISO 9001 certified manufacturing
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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.
