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Zhejiang Jingliang Copper-Tube Products Co., Ltd

Wholesale Red Brass (C23000)

Red Brass (C23000)

-- Steady & Reliable Manufacturer --

The "Rich-Low" Alloy for Plumbing and Decorative Longevity

Red Brass, designated as C23000 (85% copper and 15% zinc), is the most durable of all the general-purpose brass alloys. At Zhejiang Jingliang, our Red Brass pipes—often called "Rich Low Brass"—are engineered to bridge the gap between pure copper and yellow brass. By maintaining a high copper content (over 85%), we ensure that the alloy is virtually immune to "dezincification" and "season cracking," the two biggest failure modes of standard brass plumbing. The distinctive reddish-gold hue of C23000 is not just for aesthetics; it signifies a material that can handle the most aggressive water chemistries, including soft water and high-chloride tap water, without thinning or leaking. This makes it the "Premium Choice" for underground service lines and high-end residential plumbing.

The manufacturing of Red Brass at Jingliang involves "Controlled Drawing" to achieve precise wall thicknesses, particularly for "Threaded Pipes" (Schedule 40/80). Because C23000 has a higher copper content, it is more ductile than yellow brass, allowing it to be easily threaded or flared without the material becoming brittle. It also possesses "Excellent Thermal Conductivity," making it a favorite for hot water return lines and baseboard heating elements. In the "Decorative Industry," Red Brass is prized for its ability to take a "Deep Bronze Patina" when treated, providing a timeless look for architectural hardware. Whether you are installing a permanent municipal water service or crafting a high-end light fixture, Jingliang's Red Brass provides the "Legacy Quality" that won't require replacement for a lifetime.

Physical & Mechanical Properties

PropertyC23000 (Red Brass) Specs
Copper Content84.0% - 86.0%
Zinc ContentRemainder (Approx. 15%)
Tensile Strength≥ 275 MPa (Soft), ≥ 345 MPa (Hard)
Yield Strength≥ 83 MPa
Elongation≥ 45% (Exceptional ductility)
Thermal Conductivity159 W/(m·K)
Electrical Conductivity37% IACS
Hardness (Rockwell)F55 - F75
Dezincification ResistanceExcellent (Highest of all brasses)
StandardASTM B43 (Seamless Red Brass Pipe)

Service Lines, Sprinkler Systems, and Architectural Design

Red brass pipe is the industry standard for "Underground Water Service Lines" because it resists soil corrosion and does not "de-zincify" like other brasses. It is widely used in "Industrial Piping Systems" for steam and process water. In "Fire Protection," it is used for sprinkler systems in high-value historical buildings where the exposed pipe must look beautiful while remaining 100% reliable. "Marine Applications" utilize red brass for intake lines and deck hardware that doesn't require the extreme strength of Naval Brass. In "Architectural Design," it is used for "Handrails, Door Hardware, and Light Fixtures" because of its warm, rich color and ability to be easily polished or oxidized. It is also essential for "Musical Instrument Parts" where a slightly warmer tone is desired compared to yellow brass. Additionally, it is found in "Heat Exchanger Shells" and "Pump Bodies" that handle mildly corrosive liquids.

Immunity to Dezincification and Warm Aesthetic

The primary advantage is "Absolute Corrosion Reliability"—C23000 is the most corrosion-resistant of all commercial brasses, especially in aggressive water. Our red brass offers "Exceptional Ductility," which "Simplifies Installation" by allowing for easy threading and bending without the risk of cracks. The "Rich Reddish-Gold Color" provides a "Premium Aesthetic" that is highly sought after by architects and designers. Our pipes offer "Superior Resistance to Season Cracking," a form of stress-corrosion that can plague yellow brass in certain environments. The "High Copper Purity" ensures "Excellent Heat Transfer," making it efficient for hydronic heating applications. Furthermore, the material is "Easily Solderable and Brazable," ensuring leak-proof joints in complex plumbing manifolds. Finally, because it is so durable, using Red Brass is an "Environmentally Sustainable Choice," as it avoids the waste of frequent system replacements and is 100% recyclable at the end of its long service life.

Protective Packaging for Decorative Integrity

Red brass is often used for its appearance. We ship it in "Soft-Sleeved Bundles" to prevent the pipes from rubbing against each other and scratching the finish. Payment is 30% T/T and 70% L/C. We ship from Ningbo, providing "Compliance Certificates" for ASTM B43. For architectural projects, we offer "Pre-Polished" options or "Antiqued Finishes" upon request. Our logistics team ensures that the crates are "Weather-Proofed" to prevent the brass from developing an uneven patina during sea transit.

  • Q: Why use Red Brass instead of Copper?
  • A: Red Brass is much harder and stronger than pure copper, making it better for "Threaded Connections" and structural piping where copper would be too soft.
  • Q: Is Red Brass safe for drinking water?
  • A: Yes, it is widely used for potable water. However, for modern residential codes, ensure you are specifying "Lead-Free" versions if required by local law.
ABOUT US
30+YEARS OF
EXPERIENCE
About Us

A Reliable Partner of the Copper Tube Industry

Zhejiang Jingliang Copper-Tube Products Co., Ltd is China Red Brass (C23000) and Red Brass (C23000) Factory, which established in 1994, has been deeply involved in the copper tube industry for over three decades. The company primarily produce various specifications of products such as copper tubes, brass tubes, copper square tubes, fin copper tubes, copper capillary tubes, condenser copper tubes, copper evaporator tubes, and conductive rods, which are of quality and have earned the trust and acclaim of customers both domestically and internationally.

Wide Applications:

These products are widely used in various fields including air conditioning, refrigeration, heat exchange, sanitary ware, automotive, machinery, electric furnaces, and chemical industries.

Convenient Transportation:

Strategically located in Tangpu Town, renowned as the “home of copper tubes” in East China. Our company enjoys a prime location, adjacent to the Shangsan Expressway and National Highway 104, and is conveniently situated just over 70 kilometers from Hangzhou and Ningbo, ensuring easy accessibility and a business position.

Strong Financial Resources:

With its strong financial resources and advanced copper tube processing technology, our company holds an advantageous position in market share, brand value, technological content, and product quality, becoming a preferred supplier for many listed groups.

Large Scale Production:

The company occupies an area of over 20,000 square meters, with a construction area of 12,800 square meters. In 2022, our annual production exceeded 7,500 tons, with a value output of up to 450 million yuan, demonstrating our strong production capacity and market competitiveness.

Comprehensive Industry Chain:

Jingliang has now developed into a complete industrial chain integrating smelting, extrusion, drawing, precision rolling, and annealing. It has been awarded multiple honors, including "Top Ten Copper Tube Enterprises" and "Leading Taxpayer in the Copper Tube Industry".

Smart Manufacturing:

Jingliang Copper-Tube Products will better integrate the concept of factory construction into its corporate development strategy, insist on refining technology and polishing products more finely, and the future of "intelligent manufacturing".

Genuine Cooperation:

Zhejiang Jingliang Copper-Tube Products Co.,Ltd warmly welcomes friends from all walks of life to visit and offer guidance. We look forward to joining hands with you to create a brilliant future together.

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