When it comes to ASTM A53 Barrel Nipple Fittings, durability, precision, and compliance with international standards are non-negotiable. These fittings are engineered to meet the rigorous demands of industrial and commercial applications, ensuring seamless connectivity in piping systems. Manufactured by Hebei Gain Trading Co., Ltd., a trusted name in the industry since 1997, these fittings combine advanced technology with time-tested materials to deliver exceptional performance.

Galvanized steel pipe nipples are ideal for corrosion-resistant applications in harsh environments.
Key Features of ASTM A53 Barrel Nipple Fittings
ASTM A53 Barrel Nipple Fittings are designed with a focus on reliability and versatility. Here are the core features that set them apart:
- Material Options: Available in carbon steel, alloy steel, and stainless steel, ensuring compatibility with diverse environments and fluid types.
- Standard Compliance: Adheres to global standards such as British Standard BS21, DIN2999, and ASTM A865-9, guaranteeing interoperability across international projects.
- Pressure Ratings: With a working pressure of up to 1.5MPa and a test pressure of 2.5MPa, these fittings are suitable for high-stress applications.
- Temperature Range: Operates effectively between -20°C and 120°C, making them ideal for both cold and hot environments.
- Surface Finishes: Options include galvanized, electro-galvanized, and black finishes to resist corrosion and enhance longevity.

Galvanized threaded nipples provide secure connections in plumbing and industrial systems.
Technical Specifications Table
| Parameter | Details |
|---|---|
| Material | Carbon steel, Alloy steel, Stainless steel |
| Standards | BS21, DIN2999, ASTM A865-9 |
| Working Pressure | Max 1.5MPa |
| Test Pressure | Max 2.5MPa |
| Temperature Range | -20°C to 120°C |
| Size Range | 1/8″ to 8″ |
| Wall Thickness | 0.5mm to 10mm |
| Surface Finish | Galvanized, Electro-galvanized, Black |
| Connection Type | Female |
| Certifications | ISO9001:2000, BV |
Applications in Diverse Industries
ASTM A53 Barrel Nipple Fittings are widely used in industries that require robust piping solutions. Their applications include:
- Water Supply Systems: Ideal for connecting pipes in municipal water networks and residential plumbing due to their corrosion resistance and durability.
- Oil and Gas: Withstand high-pressure environments in pipelines for oil and gas transportation.
- HVAC Systems: Ensure efficient heat distribution and cooling in commercial and industrial buildings.
- Chemical Processing: Resistant to chemical corrosion, making them suitable for handling aggressive fluids.
- Construction: Used in scaffolding and structural frameworks where strength and stability are critical.

Customizable galvanized threaded nipples cater to specific project requirements.
Company Background: Hebei Gain Trading Co., Ltd.
Established in 1997, Hebei Gain Trading Co., Ltd. has grown into a leading manufacturer and supplier of pipe fittings and related products. With a workforce of 300 employees, including 20 senior engineers and 50 senior technicians, the company combines technical expertise with operational efficiency to meet global demands.
The company’s export volume exceeds 150-200 container111s annually, with a 70% export-to-domestic sales ratio. Its products are distributed across over 30 countries, including the USA, Russia, and Australia, reflecting its reputation for quality and reliability.
Hebei Gain Trading Co., Ltd. offers customization options, allowing clients to brand products with their own logos. The minimum order quantity (MOQ) for custom branding is 10 tons per specification, with a mold-opening fee. However, the fee is refunded once the cumulative export volume reaches 5 container111s.
Advantages of Choosing Hebei Gain Trading Co., Ltd.
Several factors make Hebei Gain Trading Co., Ltd. a preferred partner for ASTM A53 Barrel Nipple Fittings:
- Comprehensive Standards Compliance: Adherence to NIST and international standards ensures product quality and safety.
- Customization Capabilities: Tailored solutions for unique project requirements, including custom branding and specifications.
- Global Reach: With a presence in over 30 countries, the company provides reliable international shipping and support.
- After-Sales Support: A 6-month warranty guarantees refunds for defective products, ensuring customer satisfaction.
- Competitive Pricing: Bulk orders and long-term partnerships offer cost-effective solutions for large-scale projects.
Industry Standards and Certifications
ASTM A53 Barrel Nipple Fittings are manufactured under strict adherence to industry standards. Key certifications include:
- ASTM A53: A standard for seamless and welded carbon steel pipes, ensuring dimensional accuracy and mechanical properties.
- ISO 9001:2000: Demonstrates the company’s commitment to quality management systems.
- BV (Bureau Veritas): A global certification body that verifies product safety and compliance.
These certifications, recognized by NIST and other regulatory bodies, validate the product’s reliability and performance in critical applications.
Conclusion
ASTM A53 Barrel Nipple Fittings by Hebei Gain Trading Co., Ltd. are a testament to engineering excellence and customer-centric innovation. Whether you’re working on a water supply project, oil and gas infrastructure, or HVAC systems, these fittings provide a dependable solution. With a strong focus on quality, customization, and global compliance, Hebei Gain Trading Co., Ltd. remains a trusted name in the industry.
References
1. National Institute of Standards and Technology (NIST) – Industry standards for materials and manufacturing.
2. ASTM International – Standards for ASTM A53 steel pipes.
3. International Organization for Standardization (ISO) – ISO 9001:2000 certification guidelines.
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