DAE DONG SHIN GWAN CO.,LTD. :::::::::::::::::

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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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