JISH 3300 C1220 WILKO ® KOREA

Copper Pipes and Tubings

JISH 3300 C1220 WILKO ® KOREA

Specifications

  • JISH 3300 C1220

Summary

  • WILKO JISH 3300 C1220 Tubes follow Japanese Industrial Standard extending to all copper and copper alloy seamless pipes and tubes having round section.
  • These pipes are manufactured using pure copper deoxidized with phosphorus, leaving relatively high residual phosphorus content. They are readily available in both hard drawn or soft annealed temper.
  • Coils are normally in soft annealed temper while straight lengths in hard drawn temper.
  • Very versatile specification with wide ranging applications spanning across various industries.
  • WILKO JISH 3300 C1220 Tubes are made of top quality material and tested to ensure optimum performance.

Introduction:

JIS H3300 C1220 is a Japanese Industrial Standard (JIS) specification that defines the requirements for seamless copper tubes made from C1220 grade copper. These tubes are widely used in various industries and applications, including plumbing, HVAC, refrigeration, and electrical conductivity. Understanding JIS H3300 C1220 is essential for manufacturers, engineers, and professionals involved in the production and utilization of copper tubes in Japan and other regions where JIS standards are recognized.


C1220 Copper Alloy:

C1220 is a high-purity copper alloy with excellent conductivity, thermal conductivity, and corrosion resistance properties. It is often referred to as electrolytic tough pitch (ETP) copper, denoting its high purity and suitability for electrical applications. C1220 copper is known for its ease of fabrication, making it an ideal material for seamless tube production.


Key Specifications:

JIS H3300 C1220 specifies various parameters and requirements for seamless copper tubes, including:
  • Dimensions: The standard defines the nominal sizes, outside diameters, wall thicknesses, and lengths of copper tubes, ensuring consistency and uniformity in manufacturing.
  • Tolerances: JIS H3300 outlines acceptable variations in dimensions to maintain quality and precision in tube production.
  • Chemical Composition: The specification mandates the chemical composition of C1220 copper, including the maximum allowable levels of impurities, ensuring high purity and quality standards.
  • Mechanical Properties: Requirements for mechanical properties such as tensile strength, elongation, and hardness are specified to ensure adequate strength and performance of the tubes under various operating conditions.
  • Surface Finish: The standard may include provisions for surface finish, cleanliness, and appearance to meet specific application requirements.

Applications:

JIS H3300 C1220 copper tubes find widespread use in various industries and applications, including:
  1. Plumbing and Heating: C1220 tubes are commonly used for plumbing systems, hot and cold water distribution, and heating applications due to their corrosion resistance and thermal conductivity.
  2. HVAC and Refrigeration: These tubes are utilized in HVAC systems, air conditioning units, and refrigeration systems for their excellent heat transfer properties and reliability.
  3. Electrical Conductivity: C1220 copper tubes are employed in electrical wiring, conductors, and components due to their high electrical conductivity and low electrical resistance.
  4. Industrial Applications: They are also used in industrial equipment, machinery, and instrumentation where corrosion resistance, thermal conductivity, and durability are crucial.

Benefits of JIS H3300 C1220 Copper Tubes:

  1. High Conductivity: C1220 copper tubes offer excellent electrical conductivity, making them ideal for electrical and electronic applications.
  2. Thermal Conductivity: These tubes have superior thermal conductivity, facilitating efficient heat transfer in heating, cooling, and refrigeration systems.
  3. Corrosion Resistance: C1220 copper exhibits excellent corrosion resistance, ensuring durability and longevity in various environments.
  4. Ease of Fabrication: C1220 copper is easily formable and weldable, allowing for seamless tube production and customization to meet specific requirements.

Conclusion:

WILKO JIS H3300 C1220 copper tubes play a critical role in a wide range of industries and applications due to their exceptional conductivity, thermal conductivity, corrosion resistance, and versatility. By adhering to the standards outlined in JIS H3300, WILKO ensures that their copper tubes meet stringent quality and performance requirements, providing reliable solutions for fluid conveyance, heat transfer, and electrical conductivity needs. Whether it's for plumbing, HVAC, electrical, or industrial applications, WILKO JIS H3300 C1220 copper tubes offer a dependable and efficient solution for diverse engineering challenges.


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  • 6mtr Hard Drawn Straight 
  • 6mtr Soft Annealed Straight 
  • 15mtr Soft Annealed Pancake Coil 
  • Alloy C12200 min 99.9% copper
  •  Phosphorus 0.015- 0.040%
  • Melting Point: 1083°C (1981°F) 
  • Thermal Expansion: 0.117mm/10°C.m (0.00118inch/10°F)
  • Modulus of Elasticity: 2.46 x 106 psi (17000MPa)
  • WILKO copper pipe is manufactured using only the highest grade phosphorus deoxidized copper (DHP) complying with UNS 12200.
  • Combined with modern extrusion technology, the seamless pipes are produced in KOREA to meet stringent demands in plumbing, air conditioning and refrigeration applications.
  • Engineered to the exact specifications exceeding even the highest standards of performance, WILKO copper pipes offer superior products ideal for commercial, industrial and domestic usage.
  • WILKO copper pipes are of the highest quality and manufactured to the strictest standards.
  • Positive material identification (PMI) test conducted on every WILKO import.
  • Seamless structure facilitates maximum flow with minimum internal resistance.
  • Full length of 6 meters and each pipe is capped at both ends to ensure cleanliness during delivery. Also available in pancake coils of 15mtr per vacuum pack.
  • Storage – each pipe is permanently stored indoors, minimising oxidisation and ensuring cleanliness prior to sale.
  • Resistant to ultra-violet exposure. Pipes will not degrade as a result of exposure to sunlight.
  • Non-flammable and impervious. Environmentally friendly.

Fabrication Properties

Cold working capacity

Very good

Riveting and peening

Very good

Thread rolling

Very good

Bending

Very good

Cold heading

Very good

Hot working capacity

Very good

Hot forging rating

Good

Hot working temperature

750°C-875°C

Annealing temperature

375°C-650°C

Stress relieving temperature

175°C

Joining properties

Soft soldering

Very good

Silver soldering

Good

Brazing

Good

Oxy-acetylene welding

Not recommended

Carbon arc welding

Fair

Gas shielded arc welding

Fair

Coated metal arc welding

Not recommended

Resistance welding-spot

Not recommended

Resistance welding-seam

Not recommended

Resistance welding-butt

Good

Corrosion resistance

Industrial atmosphere

Very good

Urban atmosphere

Very good

Marine atmosphere

Very good

Sea water

Good

Drinking water

Very good

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