1. made of brass, copper, oxygen-free copper... 2. HS Code: 7411290000 3. Standard: GB ASTM JIS 4. State: Hard/semihard/soft Tianjin R-SWITCH IMPORT & EXPORT CO., LTDTEL:+86 13902042869CONTACT: Ivy ZhangEMAIL: sales2@r-switchCopper pipe Product DescriptionState: Hard/semihard/soft Variety: Extrusion/drawn/square tube/rectangular tube/cupreous conduit/air condition and refrigeration with brass Specification: Circular tube external diameter 8-160, wall thickness 0.7-50, length less than 10m. Square tube/rectangular tube external diameter 15*15-80*80, wall thickness 2-10, length less than 9m. Cupreous conduit external diameter 8-108, wall thickness 0.8-3.5, length less than 9m Air condition and refrigeration with bass external diameter 8-60, wall thickness 0.8-2.0, length less than 9m

The production specification limits of copper pipe
variety	Grade	state	specification			Executive standard
			Externaldiameter(mm)	Wall thickness (mm)	length (m)
extrusion	T2\T3\TP1\TP2\Tu1\Tu2H85\H70H68\H65H62\HPb59-1Hpb63-3	Hotextrude(R)	50-60	3-50	Less than 10	Chinese standardGB/T5231-2001GB/T1528-2007GB/T16866-2006
drawn	T2\T3\TP1\TP2\Tu1\Tu2H85\H70H68\H65 \H62	hard(Y)semihard(Y2)soft(M)	8-125	0.7-35	Less than 9	Chinese standardGB/T5231-2001GB/T1527-2007GB/T16866-2006
Square tube\Rectangular tube	T2\T3\TP1\TP2\Tu1\Tu2	hard(Y)semihard(Y2)soft(M)	15*15-80*80	2-10	Less than 9	Chinese standardGB/T5231-2001GB/T1527-2007GB/T16866-2006
Cupreous conduit	T2\TU2\TP2	hard(Y)semihard(Y2)soft(M)	8-108	0.8-3.5	Less than 9	Chinese standardGB/T5231-2001GB/T18033-2007GB/T5248-2008
Air conditiong and refrigeration with brass	T2\TP1\TP2\Tu1\Tu2	hard(Y)semihard(Y2)soft(M)	8-60	0.8-2.0	Less than 9	Chinese standardGB/T5231-2001GB/T17791-1999GB/T5248-2008

Features

1) Seamless Condenser and Heat-exchangers tube series: Admiralty brass tube (Hsn 70-1/C44300/CUZn28Sn1AS) and Aluminum brass tube(HAI 77-2/C687000/CuZn20Al2As) etc.

 2) Seamless copper-nickel alloy tubes for condenser and Heat-exchangers tube series: BFe 10-1-1/C706000/CuNi10Fe1Mn, BFe 30-1-1/C71500/CuNi30Mn1Fe and other copper-nickel alloy tubes; 

3) Seamless Brass tube and Arsenical brass tube series: C26130, C26000, C27000, C27200, C28000 and other copper-nickel alloy tubes are widely used in sanitary ware, antenna, decoration, sationery, copper standard compontent, etc 

4) Copper pipe and tube series: T2/C 11000/C102. TP2/C12200/C106 and other copper tubes. Also can supply SB 111 C 715, SB 111 C706 etc. 

5) OD; 5-80mm 

6) WT: 0.5-10mm 

7)Test: Automatic Eddy Current Testing, Hydrostatic, Air Pressure test, Hardness testing, Grain size testing, Universal Material Test.

Product shot

Packaging Detail: 

 1)

wooden tray package, starting from the outside; Open to sky package, starting from outside; 

2)with 250mm or 270mm height of per coil, 7coils per tray, with VCI film to keep tubes away from moisure and oxygen, and nitrogen inside tubes, to keep away from oxygen. 

3)

with steel strip fastening the tubes from top in order to make it not collapse 

Delivery Detail:  

7-10 working days after receiving the prepaid 

Detail Information

o.	Size	DOD	dID	TWbottom wall thickness(mm)	Hfaddendum height(mm)	TWT total wall thickness(mm)	Addendum angle	helix angle	ridge number
1	Φ 5.00× 0.20+0.14-40-18	5.00	4.32	0.20	0.14	0.34	40	18	38
2	Φ 6.35(1/4' ' )× 0.26+0.20-40-10	6.35	5.43	0.26	0.20	0.46	40	10	55
3	Φ 7.00× 0.27+0.15-53-18	7.00	6.16	0.27	0.15	0.42	53	18	60
4	Φ 7.00× 0.25+0.18-40-18	7.00	6.14	0.25	0.18	0.43	40	18	50
5	Φ 7.00× 0.25+0.22-22-16	7.00	6.06	0.25	0.22	0.47	22	16	54
6	Φ 9.52(3/8' ' )× 0.28+0.15-53-18	9.52	8.66	0.28	0.15	0.43	53	18	60
7	Φ 9.52(3/8' ' )× 0.30+0.20-53-18	9.52	8.52	0.30	0.20	0.50
8	Φ 9.52(3/8' ' )× 0.27+0.16-30-18	9.52	8.66	0.27	0.16	0.43	30	18	70
9	Φ 12.70(1/2' ' )× 0.41+0.25-53-18	12.70	11.38	0.41	0.25	0.66	53	18	60
10	Φ 15.88(5/8' ' )× 0.52+0.30-53-18	15.88	14.24	0.52	0.30	0.82	53	18	74

CHINESE factory copper pipe for medium frequency furnace