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22mm Zinc Alloy Combo Anode Rod 3/4 NPT 750mm Dielectric Nipple Odor Control for Residential Water Heater
Product Details:
| Place of Origin: | Hunan, China |
| Brand Name: | OEM |
| Certification: | ISO 9001:2015, ASTM B843 |
| Model Number: | HB-ZNC22-750 |
Payment & Shipping Terms:
| Minimum Order Quantity: | 10 Pieces |
|---|---|
| Price: | USD 10.50-18.50 / Piece |
| Packaging Details: | OEM branded color box with VCI moisture-resistant poly-bag, export-grade corrugated master carton |
| Delivery Time: | 5 working days for stock, 15-25 days for production |
| Payment Terms: | T/T, L/C, PayPal, Western Union |
| Supply Ability: | 50000 Pieces per Month |
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Detail Information |
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| Model: | HB-ZNC22-750 | Material: | Zinc Alloy Zn-Al-Cd |
|---|---|---|---|
| Rod Diameter: | Φ22mm | Rod Length: | 750mm |
| Thread Specification: | 3/4" NPT X 3/4" NPT | Rod Type: | Combo With Nipple |
| Target Application: | Residential Water Heater | Core Wire Material: | Galvanized Steel |
| Alloy Standard: | ASTM B418 Type II | Place Of Origin: | Hunan, China |
| Highlight: | 22mm zinc alloy anode rod,3/4 NPT dielectric nipple,water heater odor control |
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Product Description
22mm Zinc Alloy Combo Anode Rod 3/4 NPT 750mm Dielectric Nipple Odor Control for Residential Water Heater
Product Overview
The HB-ZNC22-750 Zinc Alloy Zn-Al-Cd combo with nipple anode rod is engineered for superior cathodic protection in residential water heater applications. This anode rod provides long-lasting corrosion prevention by sacrificially protecting the tank interior, heating elements, and internal components from galvanic corrosion, extending equipment service life significantly.
Key Features
- High-purity zinc alloy specifically formulated to neutralize hydrogen sulfide bacteria
- Eliminates rotten egg odor from hot water systems
- Meets ASTM B418 Type II specifications
- Ultra-low iron content (<0.0014%) for clean, odor-free protection
- Current capacity exceeding 780 Ah/kg
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | HB-ZNC22-750 |
| Material | Zinc Alloy Zn-Al-Cd |
| Chemical Composition | Zn Bal., Al 0.1-0.5%, Cd 0.025-0.07%, Fe ≤ 0.0014%, Pb ≤ 0.003% |
| Rod Diameter | Φ22mm |
| Rod Length | 750mm |
| Thread Size | 3/4" NPT x 3/4" NPT |
| Core Material | Galvanized Steel Wire |
| Open Circuit Potential | -1.00 to -1.05V (vs. Cu/CuSO4) |
| Current Efficiency | ≥ 95% |
| Current Capacity | ≥ 780 Ah/kg |
| Rod Type | Combo with Nipple |
| Application | Residential Water Heater |
Recommended Applications
- Residential electric and gas water heaters
- Commercial and industrial hot water storage tanks
- Boiler feed water tanks and condensate return systems
- Heat exchanger and condenser water circuits
- Solar thermal water heating systems
Packaging & Branding
Available under HB Brand in custom color-box packaging or OEM neutral packaging with your logo and specifications. Each rod is individually sealed in moisture-resistant VCI poly-bag to prevent oxidation during storage and transit.
Quality Assurance
Every HB-ZNC22-750 anode rod undergoes spectrographic alloy composition analysis, electrochemical performance testing (ASTM G97), dimensional inspection, thread gauge verification per ANSI/ASME B1.20.1, and visual inspection for surface defects and casting integrity.
Why Choose HB Anode Rods?
HB is a trusted manufacturer based in Hunan, China, specializing in sacrificial anode production for over 15 years. Our vertically integrated facility ensures complete quality control from raw material smelting to finished product packaging. ISO 9001:2015 certified processes and rigorous batch testing guarantee consistent, reliable performance in every anode rod we ship.
