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▷ Copper Tube for Air-conditioning & Refrigeration
▷ Plumbing Tube
▷ Copper Alloy Tubes
▷ Brass Tube
▷ Aluminum Brass and Copper Nickel Tube for Heat Exchanger Condenser and evaporator
▷ Fin Tubes for Heat Exchanger, Condenser, and Evaporator
▷ Production Range

Dae Dong's seamless copper tubes are manufactured according to KS, JIS, ASTM, BS and DIN at customer's option.

▷ CHEMICAL COMPOSITION

Standard Alloy No. Chemical Composition(%) Related Standards Application
Cu P
KS D5301 C1220 99.90 0.015 - 0.040 JIS H3300 ASTM B111 DIN 1787 BS 2871 Heat exchanger, Chemical industry

▷ MECHANICAL PROPERTIES

Temper Symbol Tensile Property Hardness Test Grain Sizes mm
Outside diameter mm Wall Thickness mm Tensile Strength Kgf/㎟ (N/㎟) Elongation % Wall Thickness mm Rockwell
HR 30T HR 15T HRF
O C1220T-O C1220TS-O 4-250 0.25-30 21Min (205Min) 40Min 0.6Min - 60Max 50Max 0.025-0.060
OL C1220T-OL C1220TS-OL 4-250 0.25-30 21Min (205Min) 40Min 0.6Min - 65Max 55Max 0.040Max
1/2H C1220T-1/2H C1220TS-/2H 4-250 0.25-25 21Min (245-325) - - 30-60 - - -
H C1220T-H 25Max 0.25-3 32Min (315Min) - - 55Min - - -
25-50 0.9-4 - - - - -
50-100 1.5-6 - - - - -
100-200 2-6 28Min (275Min) - - - - -
200-350 3-8 26Min (255Min) - - - - -

▷ PRODUCTS OF TYPE

  • Straight Tube Available of up to 12 meter lengths.
  • Pancake Coil Standard length is 15 meter or 50 feet. It may also be supplied in any length between 12 and 30 meter according to customer's requirement.
  • Level Wound Coil It is supplied and sold per weight which is available of adjustment according to customer's requirements.

Copyright(c) All right reserved. DAE DONG SHIN GWAN CO.,LTD. #980-4, JangRim-Dong, Saha-Gu, Busan, Korea TEL:051-264-4300~3, FAX:051-264-4304

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