What the unloader valve does is that is responds to the compressor pressure switch turning the power off to the motor and allows any air that may be trapped over the piston, or pistons on a multi-cylinder air compressor, to vent to atmosphere, removing any load that the trapped air may have created over the cylinder . Compressor Unloader,Pressure Washer Unloader Valve,Compressor Unloader Valve,Air Compressor Unloader SHANGQIU FLAT WORLD MACHINERY CO.,LTD , https://www.sqflatworldmachinery.com
Marine Cast Bronze Storm Valve
**Product Specifications:**
- **Model No.:** BMMVPVESV
- **Transport Package:** Carton, Plywood
- **Origin:** China
- **Trademark:** BOCHI
- **Specification:** Customized according to quantity
- **HS Code:** 84818040
**Product Description:**
The Marine Cast Bronze Storm Valve is a high-quality and durable solution designed for marine applications. It is specifically engineered to withstand harsh environments and ensure reliable performance under various conditions.
**Product Picture:**

**Key Parameters:**
| Model | Type | Nominal Pressure (PN/Mpa) | Nominal Diameter (DN/mm) |
|-------------------|--------|---------------------------|--------------------------|
| BMMVPPSCV001 | A, AS | 0.1 | 50–100 |
| BMMVPPSCV002 | B, BS | 0.1 | 50–150 |
**Material Composition:**
| Part Name | Material | Trademark |
|-----------------|------------------|---------------|
| Body / Bonnet | Copper | ZG230-450 |
| | Cast Bronze | ZQSn10-2 |
| Valve Disc | Cast Bronze | ZQSn10-2 |
| Platen | Tin Brass | HSn62-1 |
| Gasket | Acid Rubber | 2040 |
**Packing Picture:**


**Company Information:**
We are one of the leading manufacturers of marine equipment in China, based in Chongqing — a major industrial and commercial hub. As an import and export branch of Bochi Corporation, we specialize in delivering high-quality marine solutions tailored to global needs.
We are a "Made in China" excellent and recommended supplier, known for our commitment to quality, innovation, and customer satisfaction.
Our goal is to build long-term strategic partnerships with our clients by continuously improving our products and services.
If you have any questions or need further clarification about this product, feel free to contact me directly. I will provide a detailed response within 24 hours.
Thank you for your interest in our Marine Cast Bronze Storm Valve. We look forward to serving you!