1.Chemical composition： C12200 Cu+Ag≥99.9% P=0.015-0.040 % 2. Delivery temper：a.Variously coil tubes are soft annealed tempers O60.b.Straight length tubes are general drawn tempers H58. 3.Supply product length：a.Straight length tubes is 12ft（3.66M），20ft（6.10M） b.Pancake coil tube is 30ft，50ft，100ft. c.L.W.C is 80~120Kg/per.coil. 4.Cleanness:After evaporation of cleaning solvent, the residue weight shall not exceed 0.038g/㎡ of the interior surface. 5.Strictly administered the other every specifics of ASTMB280.

standard size	O．D	W．T	unit weight			can be offered kinds of copper tube products
in	mm	in	mm	lb/ft	kg/m	L．W．C	pancake coils	straight length tubes
0.125	3.18	0.030	0.762	0.0347	0.0516	＼	＼	＼
0.187	4.76	0.030	0.762	0.0575	0.0856	○	○	○
0.250	6.35	0.030	0.762	0.0804	0.120	○	○	○
0.312	7.94	0.032	0.762	0.109	0.162	○	○	○
0.375	9.52	0.032	0.813	0.134	0.199	○	○	○
0.500	12.70	0.032	0.813	0.182	0.271	○	○	○
0.625	15.88	0.035	0.889	0.251	0.374	○	○	○
0.750	19.05	0.035	0.889	0.305	0.454	○	○	○
0.750	19.05	0.042	1.07	0.362	0.540	○	○	○
0.875	22.23	0.045	1.14	0.455	0.675	＼	○	○
1.125	28.58	0.050	1.27	0.665	0.974	＼	＼	○
1.375	34.93	0.055	1.40	0.884	1.32	＼	＼	○
1.625	41.28	0.060	1.52	1.14	1.70	＼	＼	○