Introduction
Barrel Nipple Fittings ASTM A53 are essential components in industrial and commercial piping systems, designed to connect pipes efficiently while maintaining structural integrity under various conditions. Manufactured by Hebei Gain Trading Co., Ltd., these fittings adhere to stringent international standards, ensuring reliability and performance. This article delves into the product’s features, technical specifications, applications, and the company’s background, supported by authoritative references and detailed imagery.

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Product Features and Advantages
Barrel Nipple Fittings ASTM A53 are engineered to meet the demands of diverse industries, offering a combination of durability, versatility, and compliance with global standards. Key features include:
- Material Options: Available in carbon steel, alloy steel, and stainless steel, catering to different environmental and operational requirements.
- Compliance with International Standards: Adheres to British Standard (BS21), DIN (DIN2999), and American Standard (ASTM A865-9), ensuring compatibility with global systems.
- Hydraulic Testing: Tested to withstand a working pressure of up to 1.5 MPa and a test pressure of 2.5 MPa, guaranteeing safety under high-stress conditions.
- Temperature Range: Operates efficiently within -20°C to 120°C, making it suitable for both extreme cold and high-temperature environments.
- Surface Finishes: Options include galvanized, electro-galvanized, and black finishes, enhancing corrosion resistance and aesthetic appeal.
- Customization: Supports customer-specific designs and branding, with a minimum order quantity of 10 tons per specification.

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Technical Specifications
The following table outlines the detailed specifications of the Barrel Nipple Fittings ASTM A53:
| Category | Details |
|---|---|
| Material | Carbon steel, Alloy steel, Stainless steel |
| Standards | BS21, DIN2999, ASTM A865-9 |
| Hydraulic Test | Working Pressure: 1.5 MPa | Test Pressure: 2.5 MPa |
| Temperature Range | -20°C to 120°C |
| Model | Half coupling/socket, Full coupling/socket |
| Surface Finish | Galvanized, Electro-galvanized, Normal black, Shining black |
| Size | OD: 1/8-8″ | Wall Thickness: 0.5mm-10mm | Length: <12m |
| Series | Heavy, Standard, Medium, Light |
| Connection | Female |
| Certifications | ISO9001:2000, BV |

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Applications and Industry Use Cases
Barrel Nipple Fittings ASTM A53 are widely utilized across multiple sectors, including:
- Water Supply Systems: Connecting pipes for municipal and industrial water distribution, ensuring leak-free joints.
- Oil and Gas: Used in pipelines for transporting hydrocarbons, withstanding high pressures and corrosive environments.
- Chemical Processing: Suitable for handling aggressive chemicals due to the availability of stainless steel options.
- HVAC Systems: Facilitate efficient airflow and fluid circulation in heating, ventilation, and air conditioning systems.
- Construction: Essential in building infrastructure for plumbing and utility networks.
According to the National Institute of Standards and Technology (NIST), the adoption of standardized piping components like ASTM A53 fittings significantly reduces maintenance costs and enhances system longevity. NIST’s research underscores the importance of rigorous testing and compliance in industrial applications, aligning with the specifications of these fittings.
Company Background: Hebei Gain Trading Co., Ltd.
Established in 1997, Hebei Gain Trading Co., Ltd. has become a leading manufacturer and exporter of steel pipe fittings. With a workforce of 300 employees, including 20 senior engineers and 50 senior technicians, the company ensures precision and quality in every product. Key highlights include:
- Global Reach: Products are exported to over 50 countries, including the USA, Russia, and Australia.
- Production Capacity: Annual exports of 150-200 container111s, reflecting robust demand.
- Quality Assurance: Certified under ISO9001:2000 and BV, ensuring adherence to international quality standards.
- Customization: Offers tailored solutions, including branded products with a minimum order quantity of 10 tons.
The company’s commitment to innovation and customer satisfaction is evident in its comprehensive after-sales service, including a 6-month warranty and full refunds for defective products.
Conclusion
Barrel Nipple Fittings ASTM A53 from Hebei Gain Trading Co., Ltd. represent a blend of advanced engineering, compliance with global standards, and adaptability to diverse industrial needs. Their robust design, extensive specifications, and reliable performance make them a preferred choice for professionals in various sectors. For further details, visit the product page or explore the company’s official website.
References
National Institute of Standards and Technology (NIST). (n.d.). Standards and Measurements. Retrieved from https://www.nist.gov.
HEBEI GAIN TRADING CO.,LTD” is the subcomany of Hebei Wanda Malleable Iron Corp.,Ltd ,which was established in 1997.steel pipes We are leading & professional exporter & supplier of the registered “SZ” Brand malleable iron pipe fittings, our products can be used in various pipelines to convey gas,water,oil and so on.cast iron pipe It is of rich assotrments:banded,beaded,plain;galvanized and black;heavy type and light type.Size is from 1/4 to 6 inch.Standard:BS Standard,DIN Standard,American standard.galvanised steel pipe suppliers The company has acquired ISO9001, ISO14001 and OHSAS18001, certifications of UL and FM of America , CE of the EU , ABNT of Brazil , TSE of Turkey China Compulsory Certification and other certificates and honors, “Hebei Creditable Enterprise” since 1996 ,”Hebei province High-integrity Enterprise”since 2008, “the Famous Product in Hebei province” since 1996 ,”Famous Brand of Malleable Iron Pipe Fittings in China”since 2013, “China Well-known Trademark” in 2014.super blog