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Zhejiang Jingliang Copper-Tube Products Co., Ltd

Wholesale Type M Copper Pipe

Type M Copper Pipe

-- Steady & Reliable Manufacturer --

The Efficient Solution for Low-Pressure Residential Systems

Type M copper pipe is the lightweight member of the copper tubing family, designed for applications where cost-efficiency is a priority but the reliability of copper is still required. It has a thinner wall than both Type K and Type L, which makes it lighter and more affordable while still providing a safe working pressure for most residential indoor plumbing. At Zhejiang Jingliang, our Type M pipe is manufactured to the ASTM B88 standard, ensuring that even with its thinner wall, it maintains the high quality and performance expected of modern copper products. It is primarily available in hard-drawn straight lengths and is characterized by its red color-coding. Type M is a favorite for budget-conscious residential construction and home renovation projects where the piping will be used for domestic water distribution or vacuum systems.

Despite being the "thinnest" of the three standard plumbing types, Type M is far superior to most synthetic alternatives in terms of temperature resistance and longevity. It can handle hot water up to 204°C (depending on the joint type) without losing its structural integrity. Because it uses less copper per foot, it is the most "Eco-Friendly" option in terms of resource usage and initial carbon footprint. Our Type M pipe features the same 99.9% purity and antimicrobial properties as our heavier-duty pipes, ensuring that water quality is never compromised. The thinner wall also makes the pipe slightly easier to cut and prepare for soldering. For multi-family housing projects or large-scale residential developments where thousands of feet of pipe are required, the cost savings of Type M can be substantial without sacrificing the "All-Copper" quality that adds value to a property.

Type M Dimensional & Performance Data

Nominal Size (Inches)Outside Diameter (OD)Wall ThicknessSafe Working Pressure (PSI)
1/2" Type M0.625"0.028"485 PSI
3/4" Type M0.875"0.032"396 PSI
1" Type M1.125"0.035"331 PSI
1-1/4" Type M1.375"0.042"321 PSI
StandardASTM B88------
Copper GradeC12200------
TemperHard Drawn (H58)------
Marking ColorRed (Industry Standard)------

Residential Indoor Plumbing and Drainage

Type M copper pipe is primarily used for Indoor Domestic Water Supply in residential homes, particularly for branches leading to individual fixtures like sinks, showers, and toilets. It is also widely used for Hydronic Heating systems in residential settings, such as hot water baseboard loops. Another common application is for Condensate Drain lines in HVAC systems, where the pipe must resist corrosion from slightly acidic water. Type M is also suitable for Residential Vacuum Systems and certain low-pressure compressed air lines in home workshops. In some regions, it is used for non-potable water systems, such as graywater recycling. Because it is lightweight, it is also popular in the DIY market for home repairs and small-scale renovation projects where ease of handling is important.

Cost-Effectiveness and Ease of Installation

The "Lower Material Cost" is the primary advantage of Type M, making it the most affordable copper option for builders. Its "Light Weight" makes it easier to transport and handle on the job site, reducing physical strain on installers. Like all copper, it offers "Total Fire Safety," as it will not burn or emit smoke. The "Antimicrobial Properties" ensure that drinking water remains safe and clean. Our Type M pipe provides "Excellent Solderability," with the thin wall heating up quickly for fast, clean capillary joints. It also offers "Oxygen Impermeability," which is crucial for protecting the metallic components of a heating system. The "Red Color-Coding" allows for instant identification, ensuring it is used in the correct applications according to local codes. Finally, choosing Type M allows builders to offer the "Quality of Copper" to their clients at a price point that is competitive with plastic systems.

Wholesale Packaging and Efficient Shipping

Type M straight pipes are bundled in 10ft or 20ft lengths and secured with strapping. They are marked with a continuous red stripe for easy identification. We offer bulk shipping from the Port of Ningbo, with 20ft containers being the most common for plumbing pipe distributors. Payment is typically T/T (30/70) or L/C at sight. We provide Mill Test Certificates with every shipment to guarantee the alloy composition and wall thickness accuracy. To ensure the pipes arrive without dents, we use reinforced bundling techniques and wooden dunnage in the containers. Our Type M product is a high-volume export item, and we maintain a steady inventory for quick turnaround times on standard sizes.

  • Q: Can Type M be used underground?
  • A: Generally, no. Most building codes require the thicker Type K or L for burial. Type M is intended for indoor, above-ground use only.
  • Q: Is Type M strong enough for a two-story home?
  • A: Yes, for standard residential water pressures (typically 40-80 PSI), Type M has a very high safety margin (rated for 300+ PSI).
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 Type M Copper Pipe and Type M Copper Pipe 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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