Barrel Nipple Fittings ASTM A53 are essential components in industrial piping systems, offering robust performance across diverse applications. Manufactured to meet international standards such as ASTM A53, these fittings ensure reliability and durability in environments ranging from water supply networks to gas distribution systems. This article provides an in-depth analysis of their features, technical specifications, and the company behind their production.

Figure 1: Galvanized threaded barrel nipple for industrial applications.
Product Overview
Barrel Nipple Fittings ASTM A53 are short, straight pipe sections with threaded ends designed to connect two pipe segments. They are available in multiple materials, including galvanized steel, carbon steel, alloy steel, and stainless steel, catering to varying environmental and operational demands. These fittings are engineered to withstand pressures up to 1.5 MPa and temperatures ranging from -20°C to 120°C, making them suitable for both industrial and commercial use.

Figure 2: Galvanized threaded nipple for corrosion-resistant applications.
Technical Specifications
The following table summarizes the key technical specifications of Barrel Nipple Fittings ASTM A53:
| Parameter | Details |
|---|---|
| Material | Carbon steel, Alloy steel, Stainless steel |
| Standards | BS21 (British), DIN2999 (DIN), ASTM A865-9 (American) |
| Hydraulic Test | Working Pressure: 1.5 MPa | Test Pressure: 2.5 MPa |
| Temperature Range | -20°C to 120°C |
| Size | OD: 1/8-8 inches | Wall Thickness: 0.5mm-10mm |
| Series | Heavy, Standard, Medium, Light |
| Surface Finish | Galvanized, Electro-galvanized, Black (Shining or Normal) |
| Connection Type | Female threads |
Key Advantages
Barrel Nipple Fittings ASTM A53 offer several advantages that make them a preferred choice in piping systems:
- High Durability: Constructed from premium-grade materials, these fittings resist corrosion and mechanical stress, ensuring long-term performance.
- Wide Compatibility: Adhering to international standards like ASTM A53 and DIN2999, they seamlessly integrate with global piping systems.
- Customization Options: Available in multiple sizes, wall thicknesses, and finishes, these fittings can be tailored to specific project requirements.
- Cost-Effective: With competitive pricing and efficient production processes, they provide excellent value for industrial applications.

Figure 3: Customizable galvanized threaded nipple for diverse applications.
Applications
These fittings are widely used in the following sectors:
- Water Supply Systems: Connecting pipes in municipal and residential water networks.
- Oil and Gas Industry: Facilitating safe and efficient transfer of hydrocarbons.
- Chemical Processing: Resisting corrosion in harsh chemical environments.
- HVAC Systems: Ensuring reliable fluid transport in heating and cooling systems.
For more details on specific applications, visit the product page.
Company Background
Hebei Gain Trading Co., Ltd. (registered trademark: SZ) is a leading manufacturer and supplier of piping solutions, established in 1997. With a workforce of 300 employees, including 20 senior engineers and 50 technicians, the company specializes in producing high-quality fittings for global markets. Key company highlights include:
- Export Volume: 150-200 container111s annually, with major markets in the USA, Russia, Australia, and European countries.
- Quality Certifications: ISO 9001:2000, BV (Bureau Veritas) compliance.
- Customization: Offers branded and custom solutions, with a minimum order quantity of 10 tons per specification.
- After-Sales Support: Full refund within six months for defective products.
Industry Standards and Compliance
Barrel Nipple Fittings ASTM A53 comply with rigorous industry standards to ensure safety and performance. According to the National Institute of Standards and Technology (NIST), adherence to standardized specifications like ASTM A53 is critical for maintaining the integrity of piping systems. NIST’s research on material properties and testing protocols underscores the importance of such standards in industrial applications.
Reference: National Institute of Standards and Technology (NIST). (n.d.). Materials Standards and Testing. Retrieved from https://www.nist.gov/.
Conclusion
Barrel Nipple Fittings ASTM A53 are indispensable in modern piping systems, combining durability, versatility, and compliance with international standards. Manufactured by Hebei Gain Trading Co., Ltd., these fittings exemplify quality and reliability. Whether for water, oil, or gas applications, they deliver exceptional performance, supported by the company’s extensive expertise and global reach.
Related Products
Hebei Gain Trading Co., Ltd. offers a wide range of piping solutions, including:
For further information, visit the company website or contact their sales team directly.
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