DN20 Stainless Steel Valve Spool for PPR Stop Valve

• Customization: Available
• Media: Water
• Material: Brass
• Model NO.: Stainless Steel Valve Spool
• Connection Form: Thread
• Driving Mode: Manual
• Nominal Pressure: PN1.0-32.0MPa
• Channel: Straight Through Type
• Structure: Flexible Ball Valve
• Type: Fixed Ball Valve
• Function: Blow-Down Valve
• Temperature: Normal Temperature
• Standard: ISO15874-2003, DIN8077-8078
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Valve Core: Brass
• Valve Seat: Import Raw Material
• Test: Static Water Test/ Pressure Test/ Pulling Test etc
• Color: Green, White, Gray, Blue etc, or Customized
• Transport Package: Carton, Polybag, Color Box or Customized
• Specification: Brass PPR Valve
• Trademark: Seher or customized
• Origin: Zhejiang, China
• HS Code: 3917400000
• Production Capacity: 1000000PCS/Month
• Package Size: 40.00cm * 25.00cm * 19.00cm
• Package Gross Weight: 20.000kg

Product Description

DN20 Stainless Steel Valve Spool for PPR Stop Valve 

Premium Imported PPR × Stainless Steel 204 Ball × CU58-3 Brass Stem

Product Description

Steel Valve Spool

Key Advantages

Δ Corrosion Defense System

SS204 ball resists pitting in chlorinated water
CU58-3 stem prevents dezincification
PPR body immune to electrolytic corrosion

Δ Universal Installation

5-sec fusion to PPR pipes (260°C)
Compatible with:
BSP NPT Metric threads
360° adjustable lever position

Δ Zero Maintenance

Self-lubricating stem seals
Scale-resistant PTFE seats

Specification

DN20 Stainless Steel Valve Spool for PPR Stop Valve 

Δ Advanced Material Trio

Body: Virgin PPR (Grade PN20, SDR6) • Imported EU raw material
Ball: Cold-forged SS204 • Enhanced chloride resistance vs. 201
Stem: CU58-3 brass • High tensile strength (≥380 MPa)

Δ Precision Performance

Seals: Triple-layer PTFE + EPDM (110°C rated)
Torque: ≤8 Nm operation force
Flow: Full-bore design (Kv=4.0)

Δ Quality Validation
Hydro Test: 24 bar burst pressure (3× rated)
Thermal Shock: 50 cycles (-15°C ↔ 110°C)
Material Certs:

PPR: Traceable LOT numbers
SS204: ASTM A276 compliance
CU58-3: EN 12164 certification

DN20 Stainless Steel Valve Spool for PPR Stop Valve
Size	DN20
Residential	Kitchen/bath shutoffs, water heaters
HVAC	Radiator isolation, chiller lines
Industrial	Chemical dosing, compressed air
Agriculture	Irrigation control, fertilizer systems
Renewables	Solar thermal, geothermal loops
Certifications	ISO 9001, WRAS, ACS, CE, RoHS
Package	Carton, Polybag, Color Box or Customized

Hot sale fittings

Hot Sale Fittings

_____________________________

Premium industrial components engineered for reliability and performance. 

Trusted by professionals worldwide.

Stainless Steel Unions

Stainless Steel Inserts

PPR Pipe Fittings

* SUS 201 & Import PPR
* Pressure rating: PN16 to PN40 (230-580 PSI)
* Available in sizes: 1/2" to 2" (DN20 to DN63)
* Temperature range: -40°C to 250°C

* Precision CNC machining
* Available in DN20 to DN63 sizes
* BSP, NPT, and metric thread standards
* Custom laser engraving for brand identification

* Universal thread
* Import PP-R
* Complete Types
* Available in DN20 to DN63 sizes

Brass Union

PPR Valves

Stop Valve & Cores

* Cu58-3 brass with dezincification resistance
* Working pressure: 2000 PSI (138 bar)
* Anti-galling design for smooth assembly
* Sealing with EPDM gasket or PTFE tape

* Full bore design for minimal flow resistance
* Zero leakage
*ANSI 61 certified 
* Operating pressure: PN20 (290 PSI)

* Drip-free performance
* 500,000 cycle durability guarantee
* Replaceable cartridges for easy maintenance
* SUS201 & Cu95 & Import PPR

Company Profile

Zhejiang Zhongxin Pipe Co.,ltd  _____________________ 

   

    Established in 2003, Zhejiang Zhongxin Pipe Co., Ltd specializes in the research, development, production and sales of PPR fittings and pipes.

    Such as:

stainless steel / brass/ PP-R unions

brass/ stainless steel inserts

ppr adaptors

ppr thread fittings

stop valve & cores

 ball valves 

    With a sound management system, advanced technology and equipment, and top technical talents, we ensure superior product quality and efficiency.

    Our products are widely used in construction, municipal, and industrial fields, and pass ISO9001:2000 certification, provincial technical appraisal, and national construction department promotions.

     Zhongxin Pipe, building trust with quality and leading the future with innovation, your trusted pipeline solution expert.

    Precision-Flow Connections.

Engineered to Last.    

Why Choose Zhongxin Pipe as Partnership

Packaging & Shipping

FAQ

Material & Specifications

Payment & Warranty

Ordering & Customization

 Q: What material grades do you use?

A: All products use certified materials:
Stainless Steel: AISI 201 (with Mill Test Certificates)

Brass: CU-95 (RoHS compliant)
Plastics: FDA-compliant PPR-RCT 

Material certs available upon request.

Q: What payment terms do you accept?
A: Secure options via Made-in-China:
30% T/T deposit + 70% before shipment
Escrow Service Recommended (Buyer Protection)
Q: What if I receive defective products?
A: Our warranty covers:
6-month defect replacement
Photo/video evidence required

Q: What's your MOQ?
A: Standard items: 1 Carton
Customized orders:  300 cartons (Designs, logos, packaging)
Q: Can I get samples before bulk orders?
A: Yes:
Standard samples: Ready to ship in 3 days
Custom samples: 20-50 days (sample fee refundable with order)

Quality Control

Q: Are your products compatible with international standards?
A: Yes, we adhere to:
Threads: ANSI B1.20.1 (NPT), BS 2779 (BSP) / Pressure Ratings: PN16-PN25 / Class 150-300 / Certifications: ISO 9001, CE, RoHS

Q: How do you ensure quality?
A: Our 3-step QC process:
Incoming Check: Raw material verification / In-Process: Dimensional checks with CMM (0.01mm precision) /Final Audit: Hydrostatic/pressure testing & visual inspection

Q: Do you accept third-party inspections?
A: Yes. We welcome SGS/BV/Intertek inspections at your cost. Factory audit reports available for Gold Suppliers.