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Tianjin Zhonghua Innovatated Steel Tube Commercial Co., Ltd is specialized in HVACR copper tubes, environmental protection copper water tubes and copper fittings.The main products are: LWC, Pancake Coils, ACR Straight Tubes, Capillary Tubes, Copper Water Tubes, Copper Fittings, insulated Copper Tubes and Plasic-coated Copper Tubes. Being of the top-class quality the products, Jintian Copper have been appraised as Name Brand Product of Ningbo City and Zhejing Province.
We have passed ISO9001, ISO14001, UPC,SGS and TUV etc.,these promise that the products we produced are always of the best quality
1) Alloy no.: C12200, Temper: hard or half hard
2) Standard complied: ASTM B-88, EN-1057, GBT-18033, ISO9001, ISO14001
3) Specification:
Outer Diameter: 4mm ~ 6 (152.4mm)
Wall Thickness: 0.41mm ~ 6mm
Length: 5.8m or 3m
| O.D. mm | Thickness(mm) | Theoretical weight(kg/m) | Hard(Y) | Half hard(MY) | Soft(M) | ||||||||||
| Type | A | B | C | Max.working pressure(Mpa) | Max.working pressure(Mpa) | Max.working pressure(Mpa) | |||||||||
| A | B | C | A | B | C | A | B | C | A | B | C | ||||
| 6 | 1.0 | 0.8 | 0.6 | 0.140 | 0.116 | 0.091 | 24.23 | 18.81 | 13.70 | 19.23 | 14.92 | 10.87 | 15.85 | 12.30 | 8.96 |
| 8 | 1.0 | 0.8 | 0.6 | 0.196 | 0.161 | 0.124 | 17.50 | 13.70 | 10.05 | 13.89 | 10.87 | 8.00 | 11.44 | 8.96 | 6.57 |
| 10 | 1.0 | 0.8 | 0.6 | 0.252 | 0.206 | 0.158 | 16.70 | 10.77 | 7.94 | 10.87 | 8.55 | 6.30 | 8.96 | 7.04 | 5.19 |
| 12 | 1.2 | 0.8 | 0.6 | 1.362 | 0.251 | 0.191 | 13.69 | 8.87 | 6.56 | 10.87 | 7.04 | 5.21 | 8.96 | 5.80 | 4.29 |
| 15 | 1.2 | 1.0 | 0.7 | 0.463 | 0.391 | 0.280 | 10.79 | 8.87 | 6.11 | 8.56 | 7.04 | 4.85 | 7.04 | 5.80 | 3.99 |
| 18 | 1.2 | 1.0 | 0.8 | 0.564 | 0.475 | 0.385 | 8.87 | 7.31 | 5.81 | 7.04 | 5.81 | 4.61 | 5.80 | 4.79 | 3.80 |
| 22 | 1.5 | 1.2 | 0.9 | 0.860 | 0.698 | 0.531 | 9.08 | 7.19 | 5.92 | 7.21 | 5.7 | 4.23 | 5.94 | 4.70 | 3.48 |
| 28 | 1.5 | 1.2 | 0.9 | 1.111 | 0.899 | 0.682 | 7.05 | 5.59 | 4.63 | 5.6 | 4.44 | 3.30 | 4.61 | 3.66 | 2.72 |
| 35 | 2.0 | 1.5 | 1.2 | 1.845 | 1.405 | 1.134 | 7.54 | 5.59 | 4.44 | 5.99 | 4.44 | 3.51 | 4.93 | 3.66 | 2.90 |
| 42 | 2.0 | 1.5 | 1.2 | 2.237 | 1.699 | 1.369 | 6.23 | 4.63 | 3.68 | 4.95 | 3.68 | 2.82 | - | - | - |
| 54 | 2.5 | 2.0 | 1.2 | 3.600 | 2.908 | 1.772 | 6.06 | 4.81 | 2.85 | 4.81 | 3.82 | 2.26 | - | - | - |
| 67 | 2.5 | 2.0 | 1.5 | 4.509 | 3.635 | 2.747 | 4.85 | 3.85 | 2.87 | - | - | - | - | - | - |
| 85 | 2.5 | 2.0 | 1.5 | 5.138 | 4.438 | 3.125 | 4.26 | 3.39 | 2.53 | - | - | - | - | - | - |
| 108 | 3.5 | 2.5 | 1.5 | 10.226 | 7.374 | 4.467 | 4.19 | 2.97 | 1.77 | - | - | - | - | - | - |
| 133 | 3.5 | 2.5 | 1.5 | 12.673 | 9.122 | 5.515 | 3.39 | 2.40 | 1.43 | - | - | - | - | - | - |
| 159 | 4.0 | 3.0 | 2.0 | 17.335 | 13.085 | 8.779 | 3.23 | 2.41 | 1.60 | - | - | - | - | - | - |
| 219 | 6.0 | 5.0 | 4.0 | 35.733 | 29.917 | 24.046 | 3.53 | 2.93 | 2.34 | - | - | - | - | - | - |
Copper Water Tube