304 Stainless Steel M22 Explosion-proof Union Plug
Product parameters
| Material |
Steel |
| weight |
0.11kg |
| Model |
M22 |
| USAGE |
Plug |
Product pictres
We provide custom made service of various types of hermetic terminal based on your request. Our hermetic terminal has features as below
- Good insulator: static test at 500VDC, insulation greater than 5000MΩ
- Air tightness: remain air tight at 2.5MPa
- High voltage withstanding: greater than 2000VAC, current leakage less than 0.5Ma
- Corrosive resistant: with reference to salt spray standard GB/T2423.17, reaching level 8 and above
- Resistant to various refrigerant: R114a, R410a, R22 and CO2
- Resistant to cold and thermal shock: remain functioning from -40 degree Celsius to 300 degree Celsius.
Sintering process
- 1. Goods receiving
- 2. Incoming inspection
- 3. Steel needle etching
- 4. Oil removing on metal cap
- 5. Assembly and sintering
- 6. Air permeability inspection
- 7. Chemical nickel plating
- 8. Welding
- 9. Silicon process
- 10. Electrical property inspection
- 11. Appearance inspection
- 12. QA inspection
- 13. Packaging
- 14. Shipping
Surface treatment:
We adopt the environmental friendly electroplating technique, which is electroless nickel plating at 3-5 μm thickness. The nickel coat does not contain hazardous substances such as mercury, lead, cadmium and hexavalent chromium, reaching EU's standards. It passed the SGS environmental test.
- Corrosive resistant ability: After a 12 hours 5% salt spray test, the rusty area must not exceed 5% of the total area according to the ISO9227-2017 test standard.
- Salt spray test standard: GB/T2423.17,IEC60068-2-11,ISO4628-3
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