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:
C1220 Copper Alloy:
Key Specifications:
- 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:
- 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.
- HVAC and Refrigeration: These tubes are utilized in HVAC systems, air conditioning units, and refrigeration systems for their excellent heat transfer properties and reliability.
- Electrical Conductivity: C1220 copper tubes are employed in electrical wiring, conductors, and components due to their high electrical conductivity and low electrical resistance.
- 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:
- High Conductivity: C1220 copper tubes offer excellent electrical conductivity, making them ideal for electrical and electronic applications.
- Thermal Conductivity: These tubes have superior thermal conductivity, facilitating efficient heat transfer in heating, cooling, and refrigeration systems.
- Corrosion Resistance: C1220 copper exhibits excellent corrosion resistance, ensuring durability and longevity in various environments.
- Ease of Fabrication: C1220 copper is easily formable and weldable, allowing for seamless tube production and customization to meet specific requirements.
Conclusion:
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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 |