Barrel nipple fittings, particularly those compliant with ASTM A53 standards, are essential components in industrial piping systems. These fittings are designed to connect pipes, valves, and other equipment, ensuring secure and leak-free joints. This article provides an in-depth analysis of the galvanized steel pipe nipple, galvanized threaded nipple, and nipple barrel galv 15mm products offered by Hebei Gain Trading Co., Ltd., a trusted supplier in the global market.

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Product Overview
The Barrel Nipple Fittings ASTM A53 are manufactured using high-quality materials such as carbon steel, alloy steel, and stainless steel, ensuring durability and resistance to corrosion. These fittings comply with international standards including BS21, DIN2999, and ASTM A865-9, making them suitable for a wide range of applications. The product is available in various models, including half coupling/socket and full coupling/socket, catering to different piping requirements.

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Technical Specifications
The technical specifications of the Barrel Nipple Fittings are designed to meet rigorous industrial standards. Key parameters include:
| Parameter | Details |
|---|---|
| Material | Carbon steel, Alloy steel, Stainless steel |
| Standards | BS21, DIN2999, ASTM A865-9 |
| Hydraulic Test | Working Pressure: 1.5MPa | Test Pressure: 2.5MPa |
| Temperature Range | -20°C to 120°C |
| Size | OD: 1/8-8″ | Wall Thickness: 0.5mm-10mm |
| Series | Heavy, Standard, Medium, Light |
| Surface Finish | Galvanized, Electro galvanized, Normal black, Shining black |

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Key Features and Advantages
The Barrel Nipple Fittings ASTM A53 offer several advantages that make them a preferred choice in industrial applications:
- High Durability: Constructed from premium materials, these fittings withstand harsh environmental conditions and high-pressure environments.
- Corrosion Resistance: The galvanized and electro-galvanized surface finishes provide excellent protection against rust and corrosion.
- Compliance with International Standards: Adherence to BS21, DIN2999, and ASTM A865-9 ensures compatibility with global piping systems.
- Customization Options: The company offers customization services, allowing clients to design fittings according to specific requirements.
Applications
These fittings are widely used in various industries, including:
- Water Supply Systems: Connecting pipes for residential and commercial water distribution.
- Oil and Gas Industry: Facilitating the transfer of oil, gas, and other fluids in pipelines.
- Industrial Machinery: Ensuring secure connections in manufacturing and processing equipment.
- HVAC Systems: Used in heating, ventilation, and air conditioning systems for efficient fluid transport.
Company Background: Hebei Gain Trading Co., Ltd.
Founded in 1997, Hebei Gain Trading Co., Ltd. has established itself as a leading supplier of pipe fittings and related products. The company’s commitment to quality and innovation is reflected in its certifications, including ISO9001:2000 and BV. With a workforce of 300 employees, including 20 senior engineers and 50 senior technicians, the company ensures meticulous attention to detail in every product.
The company’s sales are distributed as 70% exports and 30% domestic, with a significant presence in markets such as the USA, Russia, Mexico, Canada, and various European countries. Hebei Gain Trading Co., Ltd. also offers flexible branding options, allowing customers to customize products with their own logos, provided a minimum order quantity of 10 tons per specification is met.
Quality Assurance and After-Sales Service
Hebei Gain Trading Co., Ltd. prioritizes quality control, ensuring that all products meet stringent standards. The company provides a 6-month warranty on its fittings, with a full refund offered if any defects are found. This commitment to customer satisfaction is further reinforced by its 150-200 container111s of annual exports, reflecting the trust placed in its products by global clients.
Environmental and Safety Considerations
As part of its corporate responsibility, Hebei Gain Trading Co., Ltd. adheres to environmental regulations and safety standards. The use of galvanized steel not only enhances product longevity but also minimizes the need for frequent replacements, reducing waste. Additionally, the company’s packaging options, including cartons without pallets, cartons with pallets, and double woven bags, are designed to ensure safe transportation while minimizing environmental impact.
Industry Standards and References
The Barrel Nipple Fittings ASTM A53 align with the standards set by the American Society for Testing and Materials (ASTM) and the International Organization for Standardization (ISO). For further information on industry standards, refer to the National Institute of Standards and Technology (NIST), which provides comprehensive guidelines on material testing and performance criteria.
Reference: National Institute of Standards and Technology (NIST) – For detailed information on material standards and testing protocols.
Conclusion
The Barrel Nipple Fittings ASTM A53 from Hebei Gain Trading Co., Ltd. represent a blend of quality, compliance, and innovation. With a robust technical specification, extensive applications, and a strong company background, these fittings are a reliable choice for industrial and commercial projects. Whether you need galvanized steel pipe nipples, galvanized threaded nipples, or nipple barrel galv 15mm fittings, Hebei Gain Trading Co., Ltd. offers solutions tailored to meet your needs.
For more information, visit the product page or contact the company directly to discuss your requirements.
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