As a Chinese supplier deeply rooted in the industrial valve field, Huadu Valve Group has launched this 2 Piece Manual Stainless Steel Ball Valve, which is made of SS304 / SS316 stainless steel as the core material. With reliable corrosion resistance and easy maintenance split body structure, it has become the preferred component for water treatment, chemical and general industrial pipeline systems. Relying on the mature production system of our own factory, we provide globally high matching and highly reliable industrial valve products to customers.
The 2 Piece Manual Stainless Steel Ball Valve is a versatile industrial valve designed for pipeline shut-off and flow control. Manufactured by Huadu Valve Group, it uses SS304 / SS316 stainless steel material and is well suited for general industrial working conditions.
It is widely used in water treatment facilities, chemical auxiliary pipelines, food grade process lines and marine on-board piping where corrosion resistance and convenient maintenance are critical.
They ensure stable operation and long service life in demanding industrial environments.
Key Attributes
Product Type
2 Piece Manual Stainless Steel Ball Valve
Stem Material
A182 F304 / A182 F316 / A276‑410
Design Standard
API 6D / ASME B16.34
Seat Material
PTFE / RPTFE / Graphite
Face to Face Dimension
ASME B16.10
Gasket Type
Spiral Wound Gasket / Graphite Gasket
Flange Standard
ASME B16.5 / ASME B16.47
Operation Mode
Manual Lever Operated, Gear Operated
Pressure Class
Class 150 / 300 / 600 / 900 / 1500
End Connection
Flanged, Threaded(NPT/BSP), Welded (BW/SW)
Nominal Size (NPS)
1/2" ~ 48"
Design Type
Two‑Piece Body, Floating Ball
Body Material
A351 CF8 (SS304 Cast Stainless Steel)
Temperature Range
-29℃ ~ 230℃
Plug / Disc Material
CF8 / CF8M + Hardfaced
Applicable Medium
Water, Oil, Gas, General Corrosive Industrial Fluid
Bonnet Material
A351 CF8
Testing Standard
API 598 / Hydrostatic Shell & Seat Test
Raw Material & Structural Advantages
Practical Two Piece Split Body Construction
The 2 Piece Manual Stainless Steel Ball Valve adopts split body two piece design, bringing these core merits:
-Easy disassembly for inspection and spare-part replacement without removing the whole valve from pipeline
-Accessible ball, seats and stem after loosening connecting bolts, saving routine maintenance time
-Reasonable overall weight, lighter than full flanged cast ball valves for simpler handling & installation
-Evenly torqued body bolts prevent joint leakage under normal pressure fluctuation
-Support independent internal component replacement instead of full valve discard upon seat wear
High Quality Stainless Steel Body
The 2 Piece Manual Stainless Steel Ball Valve is made from SS304 & SS316 stainless steel options, ensuring:
- Superior anti rust and anti corrosion performance for damp, salty and mildly corrosive surroundings
- No rust debris to contaminate flowing media for water related and hygienic pipelines
- Reduced internal casting defects for anti crack and anti deformation performance under frequent cycling
- Lower unplanned breakdowns and long term replacement expenses
Strict Material Inspection
Each batch of raw materials is tested to ensure:
- Accurate material composition for SS304 / SS316 grades
- No recycled or substandard materials
- Stable mechanical performance for continuous field operation
Manual Lever Handle Operation Benefits
The 2 Piece Manual Stainless Steel Ball Valve lever handle connection provides:
- Simple 90 degree on off operation, no power or compressed air supply required
- Clear visual position feedback for quick status judgment on site
- Optional lock out device for anti tamper safety management
- Standard ISO 5211 mounting pad for later actuator retrofitting without body modification
Technical Specifications
Standard Parameters
Size: DN15-DN100 (regular stock)
Pressure Rating: PN16 / PN25 / PN40/PN64/PN100
Material: SS304, SS316 stainless steel
Temperature Range:-20 °C to 180 °C (subject to seat material)
Manufacturing Process
- Precision stainless steel casting
- Heat treatment for stable material property
- CNC precision machining for sealing surfaces
- Complete assembly with standard blow out proof stem structure
Performance Features
- Smooth inner surface to avoid scale accumulation
- Zero leakage sealing performance with PTFE seats
- Blow out proof stem as standard safety configuration
- Resist water hammer and sudden pressure shock
- Designed for full-open / full-close isolation service
Application Areas
Water Treatment Industry
The 2 Piece Manual Stainless Steel Ball Valve is widely used in:
- Municipal water treatment facilities
- Clean service water pipelines
- Circulating water system piping
- Water supply auxiliary equipment
Chemical Industry
- Chemical auxiliary pipelines
- Mild-corrosive fluid control systems
- Hygienic & food-grade process lines
General Industrial Use
- Small workshop auxiliary pipelines
- Backup isolation points
- Marine on-board piping systems
- New pipeline construction and old site equipment renovation
Quality & Project Procurement Support
As a professional valve maker holding CE, ISO and API certifications, every 2 Piece Manual Stainless Steel Ball Valve goes through pressure test and sealing test before shipment. Our in house quality control covers raw material checking, body casting inspection, assembly and final performance testing. Material test reports and inspection documents can be provided for project records or tender use. Even sample quantity orders receive complete factory inspection.
We support OEM & ODM customization according to customer site conditions. Available options include different stainless steel grades, pressure classes, sealing materials, end connections and lock handle structures. Flexible MOQ supports sample testing, stocking orders and large volume project purchases. Our 2 Piece Manual Stainless Steel Ball Valves are exported worldwide and gain repeated orders from global industrial clients.
How does manual handle operation work for daily pipeline control?
This 2 Piece Manual Stainless Steel Ball Valve uses a simple lever handle for 90-degree on-off operation. No air supply, no power source is required at all. That is a big advantage for sites without power or compressed air infrastructure. Operators can quickly switch between fully open and fully closed positions. The handle also shows clear position feedback: aligned with pipe means open, cross wise against pipe means closed. People can tell the valve status at a glance. It suits locations where you do not need automatic remote control. Many small workshops, auxiliary pipelines and backup isolation points prefer manual valves for their low failure rate. The handle can also be fitted with a lock out device if customers need anti tamper protection for safety management. We also keep ISO 5211 mounting pad on most units. If users want to add pneumatic or electric actuators later on, no extra modification is needed on the valve body itself.
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