Durable 3/4f Female Insert PPR Pipe Fittings for Plumbing Needs Stainless Steel Fitting

• Customization: Available
• After-sales Service: 24h
• Connection: Male
• Model NO.: 3/4F Female Insert
• Head Code: Round
• Thread Distribution: External Thread
• Surface: Polish
• Material: Stainless Steel
• Technics: Casting
• Application: Water Pipe
• Customized: Negotiate
• Certification: CCC
• Warranty: Negotiate
• Customized Service: OEM & ODM
• Stainless Steel: SUS 201
• Working Pressure: 2.5 MPa
• Keyword: 3/4f Female Insert
• N.W.: 24G
• Transport Package: Carton, Polybag, Color Box or Customized
• Specification: Male Threaded Insert
• Trademark: Seher or customized
• Origin: Zhejiang, China
• HS Code: 3917400000
• Production Capacity: 1000000PCS/Month
• Package Size: 44.00cm * 25.00cm * 19.00cm
• Package Gross Weight: 20.000kg

Product Description

3/4F Female Insert Customized Stainless Steel PPR Pipe Fittings

201 Stainless Steel | Precision Machined | Leak-Proof Connection
3/4F Female Insert  | BSP/NPT Threads | Corrosion Resistant

Product Description

Design Advantages

Δ Hybrid System Compatibility
Ensures secure transitions between PPR/PVC pipes and metal valves/fixtures
Prevents stress cracking in plastic ports during installation

Δ Maintenance-Free Service
Zero rust/corrosion in humid environments (pH 4-12)
Withstands steam, compressed air & mild chemicals

Δ Installation-Ready
Hexagonal drive points (8mm-22mm) fit standard wrenches
Pre-applied thread sealant available upon request (Loctite® 577)

Specification

Grade 201 Stainless Steel

Precision CNC Machining

Triple-Seal Performance

High chromium content (16-18%) enhances oxidation & chemical resistance
Affordable alternative to 304 SS with superior strength over brass/zinc
Passivated surface treatment prevents galvanic corrosion

Tolerance: ±0.05mm ensures seamless thread engagement
Smooth taper transitions eliminate cross-threading risks
Radiographic testing ensures zero internal defects

Thread Seal: 55° conical thread profile (ISO 7-1)
Gasket Surface: Machined flat seat for washer/O-ring
Anti-Vibration: Cold-forged base resists loosening

3/4F Female Insert Customized Stainless Steel PPR Pipe Fittings
Material	AISI 201 Stainless Steel
Sizes	3/4F Female Insert
Thread Standards	BSPP (G), BSPT (R), NPT (Customizable)
Pressure Rating	25 bar (362 psi) at 20°C
Temperature Range	-30°C to 150°C
Surface Finish	Electropolished / Satin (Optional)
Compliance	ISO 4144, ASME B1.20.1, RoHS

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.