Refrigeration & Air Conditioning Copper Carbon Steel End Cap for Plumbing
This copper carbon steel end cap is specially designed for refrigeration, air conditioning and plumbing systems, providing reliable pipe end sealing for HVAC and fluid pipelines. Made of high-quality copper carbon steel composite material, it combines the good thermal conductivity of copper and the high strength of carbon steel, ensuring stable performance under pressure and temperature changes.
The end cap is widely used in refrigeration units, air conditioning pipelines, water supply systems, heating equipment and other plumbing applications. It features firm welding performance, smooth surface, precise size and perfect matching with corresponding pipes, effectively preventing refrigerant, water and gas leakage.
With excellent corrosion resistance, pressure resistance and long service life, this fitting adapts to long-term operation in residential, commercial and industrial cooling and plumbing projects. Each product undergoes strict dimensional inspection, sealing test and material verification to ensure stable quality.
It is easy to install and compatible with standard copper and steel pipes, supporting both welded and connected installation methods. Standard export packaging is used to ensure safe transportation. We provide complete specifications and accept custom sizes to meet different project requirements.
This end cap is an ideal plumbing fitting for HVAC, refrigeration, construction and maintenance industries, with reliable quality and cost-effective performance for global buyers.
| OD |
WT |
HEIGHT |
THEORETICAL WEIGHT |
| Nominal |
Actual |
e |
h1 |
h4 |
| inch |
mm |
mm |
mm |
mm |
kg/piece |
| |
|
|
|
|
|
| |
SEAMLESS |
|
|
|
|
| 1 |
30 |
1,5 |
14 |
5 |
0,07 |
| 1 1/4 |
38 |
1,5 |
14 |
605 |
0,1 |
| 1 1/2 |
44,5 |
1,5 |
14 |
8 |
0,12 |
| 2 |
57 |
1,5 |
18 |
10 |
0,18 |
| 2 1/2 |
76,1 |
2 |
18 |
14 |
0,31 |
| 3 |
88,9 |
2 |
20 |
16 |
0,39 |
| 4 |
108 |
2,5 |
20 |
20 |
0,75 |
| 5 |
133 |
2,5 |
20 |
24 |
0,95 |
| 6 |
159 |
2,5 |
20 |
29 |
1,35 |
| 7 |
193,7 |
2,5 |
20 |
36 |
1,95 |
| 8 |
219,1 |
3 |
20 |
41 |
2,6 |
| 10 |
267 |
3 |
20 |
50 |
3,85 |
| 12 |
323,9 |
4 |
20 |
61 |
6,6 |
| 14 |
368 |
4 |
20 |
69 |
8,8 |
| 16 |
419,1 |
4 |
20 |
79 |
12,2 |
| 18 |
457,2 |
4 |
20 |
87 |
12,55 |
| 20 |
508 |
4,5 |
20 |
96 |
18,8 |
| 24 |
610 |
5 |
20 |
115 |
26,7 |
14 BAR – Material: CuNi10Fe1Mn