| copper coupling |
| ASME Standard |
European standard (mm) |
| SIZE(inch) |
Size(mm) |
| 1/4'' (6.35mm) |
6mm |
| 5/16'' (8mm) |
8mm |
| 3/8'' (9.52mm) |
10mm |
| 1/2'' (12.7mm) |
12mm |
| 5/8'' (15.88mm) |
15mm |
| 3/4''( 19.05mm) |
16mm |
| 7/8'' (22.23mm) |
22mm |
| 1" (25.4mm) |
25mm |
| 1 1/8'' (28.6mm) |
28mm |
| 1 1/4'' (32mm) |
32mm |
| 1 3/8'' (35mm) |
35mm |
| 1 1/2'' (38mm) |
38mm |
| 1 5/8'' (42mm) |
42mm |
| 1 3/4'' (45mm) |
45mm |
| 2 1/8'' (54mm) |
54mm |
| 2 5/8'' (67mm) |
67m |
| 3" (76mm) |
76mm |
| 4 1/4'' (108mm) |
108mm |
Our company specialize in productions of copper brass pipe fittings for more than 20 years ,mainly for hot and potable water pipe, air conditioner refrigeration , gas distribution system , heat furnace ,holding ISO9001 ,WATERMARK , AS3688 , ROHS certificate ,now covering an area of 50000 Sq.m and more than 200 workers , making thousands of products with hundreds of advanced CNC and technology.
formed 8 series of products , including :
1:copper welding fittings
2:copper press fittings
3: brass thread fittings,
4: brass chromed fittings
5:brass compression fittings,
6:heating furnace fittings
7:valves,
8: refrigeration disperse branch.
If you have any needs , please feel free to contact me. We sincerely expect to cooperate with you.
Marketing Manager: Phoebe
Zhejiang jiangxin copper pipeline Co.,Ltd
Audited Supplier 
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