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We make copper tube coils for different size of water tanks. - details see: https://www.machineto.com/copper-tube-coiling-for-water-tank-for-heat-exchanger-10247316

With our mature techniques and know-how we bend and wind the tubes to your prints in good and stable quality.

Features:

1. With the least tube ovality our tube coils provide minimum pressure drop to the flow inside.

2. The pitches of the coil can be fixed or variable.

3. Different types of tube end forming available, like threading, beads, expansion, flare, reduction/swage ect.

4. All items are performed full testing before delivery.

5. We provide fast prototypes service.

Beside copper tube we also bend diffierent types of coils with stainless steel tubes,aluminum tubes and steel tubes.

Please send your inquiry to us and we will reply within 24hours.

EQUIPMENT LIST FOR TUBE BENDING AND COILING:

GLOBAL SALES:

Mechanical Characteristic for reference of some of copper tubes:

Tube	Wall Thickness			HARD			HALF HARD			ANNEALED
O.D	(mm)			Pmax(Mpa)			Pmax(Mpa)			Pmax(Mpa)
	A	B	C	A	B	C	A	B	C	A	B	C
9.52	0.89	0.76	---	12.732	10.745	---	10.104	8.528	---	8.326	7.027	---
12.7	1.24	0.89	0.64	13.342	9.354	6.616	10.591	7.424	5.251	8.725	6.117	4.327
15.88	1.24	1.02	0.71	10.494	8.532	5.842	8.329	6.771	4.637	6.863	5.508	3.821
19.05	1.24	1.07	---	8.652	7.41	---	6.867	5.881	---	5.658	4.846	---
22.22	1.65	1.14	0.81	9.947	6.741	4.731	7.895	5.35	3.755	6.505	4.408	3.094
28.58	1.65	1.27	0.89	7.627	5.805	4.024	6.053	4.607	3.194	4.988	3.796	2.632
34.92	1.65	1.4	1.07	6.188	5.219	3.958	4.911	4.142	3.141	4.047	3.413	2.589
41.28	1.83	1.52	1.24	5.791	4.78	3.878	4.596	3.794	3.078	3.787	3.126	2.536
53.98	2.11	1.78	1.47	5.084	4.267	3.508	4.035	3.387	2.784	3.325	2.79	2.295
66.68	---	2.03	1.65	---	3.932	3.181	---	3.12	2.524	---	2.572	2.081
79.38	---	2.29	1.83	---	3.721	2.959	---	2.953	2.349	---	2.435	1.935
104.78	---	2.79	2.41	---	3.428	2.952	---	2.721	2.343	---	2.424	1.931
130.18	---	3.18	2.77	---	3.134	2.727	---	2.491	2.164	---	2.05	1.784
155.58	---	3.56	3.1	---	2.937	2.551	---	2.331	2.025	---	1.921	1.668