- Steel Pipes[10]
- Cast & Forged[8]
- Stainless Steel Pipes[10]
- Tinplate[1]
- Steel Sheets[4]
- Stainless Steel Sheets[2]
- Nickel[1]
- Pipe Fittings[3]
- Sheet Metal Fabrication[1]
- Flanges[1]
- Plastic Tubes[2]
- Titanium Pipes[1]
- Steel Strips[2]
- Copper Pipes[5]
- Contact Person : Mr. Wang Leo
- Company Name : Tianjin Zhonghua Innovatated Steel Tube Commercial Co., Ltd.
- Tel : 86-22-26348588
- Fax : 86-22-26613169
- Address : Tianjin,Tianjin,Shunyi street,Beichen district, Tianjin,PR CHINA
- Country/Region : China
- Zip : 300400
LWC Plain copper pipe
1)Features:
We take the most advance technology in copper process, Rolling-Casting. Inner-grooved Copper Tube is of high cleanliness and super brightness of inner and outer surface. It has a homogeneous and compact structure and features of high dimensional precision, high heat-exchange efficiency, easy welding, and great corrosion resistance, less crack, all eddy-current tested, 100% no pin hole
2)Applications:
Air conditioners, combination type air conditioning units, refrigeratiors, freezers, solar water heaters, water heaters, andiron fireplace grates, etc.
3)Standards applied: GB; ASTM; JIS
4)Range of Outer Diameters: 4.00mm-22.22mm
Range of Wall Thickness:0.25mm-2.00mm
Specifications:
OD mm | TW Bottom wall thickness mm | Hf addendum height mm | TWT total wall thickness mm |
Addendum angle α/° |
helix angle β/° |
ridge number |
3~16 | 0.20~0.75 | 0.10~0.30 | 0.30~1.05 | 10~100 | 0~50 | 30~100 |
Nominal dimension of tubes with ordinary ridge pattern
No. |
Size | D OD | d ID | TW bottom wall thickness | Hf addendum height | TWT total wall thickness | Addendum angle α /° | helix angle β/° | ridge number n/ |
1 | Φ5.00×0.20+0.14-40-18 | 5.00 | 4.32 | 0.20 | 0.14 | 0.34 | 40 | 18 | 38 |
2 | Φ6.35(1/4'')×0.26+0.20-40-10 | 6.35 | 5.43 | 0.26 | 0.20 | 0.46 | 40 | 10 | 55 |
3 | Φ7.00×0.27+0.15-53-18 | 7.00 | 6.16 | 0.27 | 0.15 | 0.42 | 53 | 18 | 60 |
4 | Φ7.00×0.25+0.18-40-18 | 7.00 | 6.14 | 0.25 | 0.18 | 0.43 | 40 | 18 | 50 |
5 | Φ7.00×0.25+0.22-22-16 | 7.00 | 6.06 | 0.25 | 0.22 | 0.47 | 22 | 16 | 54 |
No. |
Size | D OD | d ID | TW bottom wall thickness | Hf addendum height | TWT total wall thickness | Addendum angle α /° | helix angle β/° | ridge number n/ |
6 | Φ9.52(3/8'')×0.28+0.15-53-18 | 9.52 | 8.66 | 0.28 | 0.15 | 0.43 | 53 | 18 | 60 |
7 | Φ9.52(3/8'')×0.30+0.20-53-18 | 9.52 | 8.52 | 0.30 | 0.20 | 0.50 | |||
8 | Φ9.52(3/8'')×0.27+0.16-30-18 | 9.52 | 8.66 | 0.27 | 0.16 | 0.43 | 30 | 18 | 70 |
9 | Φ12.70(1/2'')×0.41+0.25-53-18 | 12.70 | 11.38 | 0.41 | 0.25 | 0.66 | 53 | 18 | 60 |
10 | Φ15.88(5/8'')×0.52+0.30-53-18 | 15.88 | 14.24 | 0.52 | 0.30 | 0.82 | 53 | 18 | 74 |
LWC Plain copper pipe
