Brass Marine Drain Plug
Brass Marine Drain Plug is a durable drainage and sealing component designed for boats, yachts, and marine applications requiring reliable water discharge and sealing performance.
Manufactured from brass material, the drain plug provides good corrosion resistance, excellent machinability, and reliable mechanical strength for marine environments.
Brass Marine Drain Plug is commonly installed in:
Boat hull drainage systems
Transom drain openings
Bilge drainage systems
Engine compartments
Marine equipment drainage points
It is widely used on:
Fishing boats
Yachts
Speed boats
Work boats
Small commercial vessels
Marine equipment
Overview
Working Principle of Brass Marine Drain Plug
Brass Marine Drain Plug works as a removable sealing device installed in boat or marine equipment drainage openings.
Normal Operation:
The plug is tightened into the drain fitting.
The sealing washer prevents water leakage.
The hull or compartment remains watertight.
Drainage Operation:
The plug is loosened or removed.
Water accumulated inside the hull is discharged.
The drain plug is reinstalled after drainage.
Types of Brass Marine Drain Plug
| Type | Features | Applications |
|---|---|---|
| Threaded Brass Drain Plug | Screw connection, secure sealing, easy maintenance | Boats, yachts, fishing vessels |
| Brass Transom Drain Plug | Designed for stern drainage systems | Speed boats, small boats |
| Brass Hull Drain Plug | Installed at hull bottom drainage points | Recreational and work boats |
| Brass Screw Plug with Washer | Simple structure with reliable sealing | General marine drainage applications |
Main Components of Brass Marine Drain Plug
| Component | Function |
|---|---|
| Brass Plug Body | Provides strength and corrosion resistance |
| Thread Section | Connects with drain fitting |
| Sealing Washer / Gasket | Prevents leakage |
| Hex Head | Allows tightening and removal |
| Drain Housing | Installed on hull or transom |
Applicable Standards of Brass Marine Drain Plug
| Standard Category | Applicable Standards |
|---|---|
| Marine Equipment Requirements | IMO Requirements |
| Small Craft Standards | ISO 12215 |
| Shipbuilding Standards | CB/T Standards |
| Brass Material Standards | ASTM B16 / ASTM B62 |
| Quality Management | ISO 9001 |
| Classification Requirements | CCS / ABS / DNV / LR |
Brass Material Selection
| Material Grade | Characteristics | Applications |
|---|---|---|
| Brass H62 | Good strength and machinability | General marine fittings |
| Naval Brass | Improved seawater corrosion resistance | Marine hardware |
| Lead-Free Brass | Environment-friendly material option | Modern marine applications |
Common Brass Material Standards
| Material | Standard |
|---|---|
| Brass Bar | ASTM B16 |
| Brass Casting | ASTM B584 |
| Naval Brass | ASTM B171 |
| Brass Plate | ASTM B36 |
Technical Specifications of Brass Marine Drain Plug
| Item | Specification |
|---|---|
| Product Name | Brass Marine Drain Plug |
| Application | Boat and Marine Drainage System |
| Material | Brass / Naval Brass |
| Connection Type | Threaded |
| Medium | Fresh Water / Seawater |
| Sealing Type | Washer / Gasket |
| Installation Position | Hull Bottom / Transom |
| Application | Boats, Yachts, Marine Equipment |
Advantages of Brass Marine Drain Plug
| Feature | Benefit |
|---|---|
| Brass Material | Good corrosion resistance |
| Strong Mechanical Structure | Suitable for repeated operation |
| Easy Machining | Convenient manufacturing and replacement |
| Reliable Sealing | Prevents leakage |
| Traditional Marine Material | Widely accepted in boat hardware |
