Jiangsu Hongbao Group Co., Ltd.
Jiangsu Hongbao Group Co., Ltd. Manufacture since 1958
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Zinc Coated ERW Steel Tube, Low Carbon Tube For Refrigeration
Description:
Zinc Coated ERW Steel Tube for refrigeration, is manufactured through Electric Resistance Welding (ERW) process and then coated with zinc to prevent rust and corrosion. It is widely used in refrigeration systems due to its excellent durability and resistance to low temperatures.
1.Main use: widely used in evaporators, refrigerators, automobiles and heaters
2.Features: high intensity, good plasticity, and small resistance
3.Standard: ASTMA254-94
4.Materials: materials can be altered according to customers' requirements
5.Size: 4.7*0.7mm, 6.35*0.7mm,
6.Type: Zinc coating outer side, Cu coating outer side, Cu coating both sides
7.Packing: packed with iron pallet
8.Grade: Low carbon steel tube
9.Size: 4mm-10mm
10.Standard: ASTM A254
11.Certification: ISO9001, ROHS
Features:
1.Economic
2.Smooth outer surface
3.Maintaining inner cleanliness to the max. of 0.1948g/m2
4.Durability with air-tightness against vibration and impact
5.Diverse processing available
Property:
1.Tensile Strength:≥290MPa
2.Yield Strength:≥200MPa
3.Elongation:≥40%
4.Flaring TestFlaring:≥25%
5.Or produce according to technical required.
Material:
| Type | C | Si | Mn | P | S |
| Cold Rollled Low Carbon Steel | ≤0.08 | ≤0.03 | ≤0.30 | ≤0.030 | ≤0.030 |
| Cold Rolled Ultra-Low Carbon Steel | ≤0.008 | ≤0.03 | ≤0.25 | ≤0.020 | ≤0.030 |
Usual Diameter:
4, 4.2, 4.76, 6, 6.35, 7.8,
4-12 could be all available in production.
Usual Thickness:
0.5, 0.65, 0.7,
0.45-1.5 could be all avaliable in production.
Auunal Output:
30000MT
Advantage:
Surface coated copper or zinc avaliable, time of salt spray testing reach to 240 hours.
| O.D(mm) | THICKNESS(mm) | UNIT WEIGHT(g/m) | WORK PRESSURE(kg/㎡) |
| 4.00 | 0.5 | 43.16 | 350 |
| 4.00 | 0.7 | 56.97 | 350 |
| 4.76 | 0.6 | 61.56 | 350 |
| 4.76 | 0.7 | 70.00 | 350 |
| 6.00 | 0.7 | 91.49 | 350 |
| 6.00 | 1.0 | 123.31 | 350 |
| 6.35 | 0.7 | 97.54 | 350 |
| 8.00 | 0.7 | 126.02 | 250 |
| 8.00 | 1.0 | 172.63 | 250 |
| 9.52 | 1.7 | 152.26 | 250 |
| 9.52 | 1.0 | 210.12 | 250 |
| 10.0 | 1.7 | 160.55 | 250 |
| 10.0 | 1.0 | 221.95 | 250 |
| 12.0 | 0.7 | 195.07 | 250 |
| 12.0 | 1.0 | 271.28 | 250 |
| 12.7 | 0.7 | 207.16 | 250 |
| 12.7 | 1.0 | 288.54 | 250 |
