Industrial Procurement Whitepaper & Catalog

Wholesale Kitchen Sink Drain Screen Manufacturer & Suppliers

Precision Engineering, Lead-Free Metallurgy, and Dual-Origin Global Supply Chain Solutions by JANA Plumbing & Gateway Enterprise

Featured Catalog

Precision Engineered Kitchen Sink Drain Assemblies

Direct factory wholesale items featuring solid brass housings, stainless steel strainers, and North American UPC/cUPC code compliance.

China Side Mount Tank Lever JN-2012 Manufacturer

China Side Mount Tank Lever JN-2012 Manufacturer, Manufacturers

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China Side Mount Tank Lever JN-2006 Supplier

China Side Mount Tank Lever JN-2006 Supplier, Factories

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China 3-1/4 OD Snap-in Strainer Grid JN-6320

China 3-1/4" OD Snap-in Strainer Grid JN-6320 Manufacturers, Supplier

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China Shower Arm JN-8004 Manufacturer

China Shower Arm JN-8004 Manufacturer, Factories

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Wholesale Deep Cup Sink Strainer JN-1016

Wholesale Deep Cup Sink Strainer With Rolling Thread JN-1016 Manufacturers, Supplier

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Wholesale Brass Linkage Assembly JN-6201

Wholesale Brass Linkage Assembly JN-6201 Manufacturer, Factory

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Wholesale Sink Strainer JN-1009-2

Wholesale Sink Strainer JN-1009-2 Manufacturers, Factories

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Wholesale Brass Round Umbrella Drain JN-5012-NOF-L-BN

Wholesale Brass Round Umbrella Drain JN-5012-NOF-L-BN Suppliers, Factory

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Executive Baseline

Wholesale Kitchen Sink Drain Screen Manufacturing Expertise

Established in 1998, JANA Plumbing (in conjunction with Gateway Enterprise) delivers end-to-end OEM/ODM manufacturing of sanitary ware, kitchen sink strainers, lavatory drains, and industrial pipe fittings.

Nearly Three Decades of Manufacturing Integrity

Founded on the east coast of Zhejiang Province in Yuhuan, China, JANA PLUMBING CO., LTD. has grown into a premier manufacturer of high-grade solid brass and stainless steel plumbing hardware. Over 28 years of specialized metallurgical and hydraulic research have positioned our products as the trusted choice for commercial building suppliers, retail hardware conglomerates, and high-volume plumbing distributors across North America, Europe, and Asia-Pacific.

Our complete internal workflow encompasses hydraulic forming, progressive metal stamping, multi-axis CNC machining, mechanical automated polishing, surface electroplating/PVD finishing, and certified pressure-seal testing. This end-to-end capability guarantees absolute batch uniformity and structural longevity.

Dual-Origin Supply Chain Strategy (China & Thailand)

To insulate global trade partners against geopolitical volatility, tariff fluctuations, and regional logistics bottlenecks, JANA Plumbing expanded operations in December 2023 with the launch of Gateway Enterprise Corporation (Thailand) Co., Ltd. located in the Kabinburi Industrial Zone, Prachinburi Province.

Spanning 14,400 square meters of modern manufacturing space equipped with high-efficiency robotic workstations, the Thailand production facility replicates our China factory's exact quality management matrix under ISO 9001:2015. Importers benefit from seamless tariff-optimized sourcing without compromising on metallurgical specifications, tooling precision, or certified UPC/cUPC compliance.

1998
Year Founded
28,400 m²
Global Plant Area
200+
Technical Experts
100%
UPC / cUPC Compliant
Technology Roadmap

Kitchen Sink Drain Screen Technology & Future Horizon

Engineering next-generation drainage systems: From micro-mesh debris retention to smart sensor integration and antimicrobial surface chemistry.

1. Advanced Fluid Dynamics & Mesh Geometry

Legacy drain screens often present a trade-off between particle entrapment and flow velocity. Modern computational fluid dynamics (CFD) modeling allows JANA engineers to optimize hole perforation patterns, hole chamfer angles, and basket depth.

By incorporating laser-etched micro-perforations (1.5mm to 2.2mm diameter distributions), our deep-cup and snap-in strainers maximize particulate retention down to sub-millimeter food scraps while maintaining hydraulic flow rates exceeding 8.5 gallons per minute (GPM), well above standard ASME A112.18.2 requirements.

2. Nanoscale Surface Treatments & Anti-Fouling

Biofilm formation and grease adhesion represent the primary vectors for kitchen drain blockages and odor generation. Our R&D roadmap incorporates hydrophobic nano-scale PVD (Physical Vapor Deposition) coatings and copper-ion alloy matrixes.

These surface treatments reduce organic surface tension, preventing fats, oils, and greases (FOG) from forming sticky boundary layers inside the drain body and basket mesh. The result is a self-cleaning surface property that reduces manual maintenance and chemical drain cleaner usage.

3. Commercial IoT & Smart Flow Sensing

As commercial kitchens evolve toward automated facilities management, kitchen drain screens are transitioning into smart monitoring nodes. Future iteration concepts include integrated differential pressure sensors embedded in the drain flange housing.

These sensors detect early stage flow constriction caused by particulate accumulation, sending real-time wireless maintenance alerts to kitchen management platforms before catastrophic overflow events occur in high-traffic food preparation facilities.

Phase 1: Material Evolution
Lead-Free Alloy Standard

Universal adoption of AB1953 compliant C37700 forged brass and SUS304 stainless steel across all standard strainer lines.

Phase 2: Tooling Automation
Progressive Stamping Dies

Deployment of high-speed multi-stage robotics for zero-defect rim folding and deep-cup rolling thread precision.

Phase 3: Surface Innovation
PVD & Antibacterial Finishes

Introduction of Matte Black, Brushed Brass, and Gunmetal PVD finishes engineered for 48-hour salt spray corrosion resistance.

Phase 4: Eco-System Integration
Smart Drain Monitoring

Integration of modular strainers compatible with commercial grease trap interceptors and automated cleanout valves.

Operational Excellence

China Factory 4.0: Supply Chain Resilience & Efficiency

Combining automated manufacturing infrastructure in Yuhuan, Zhejiang with agile global distribution networks.

The global plumbing fixture market demands absolute dimensional accuracy, flawless decorative finishes, and unyielding production consistency. JANA Plumbing’s primary manufacturing base in Yuhuan, Zhejiang serves as an industry benchmark for Industry 4.0 integration within the sanitary hardware sector.

Automation & Robotic Precision

Our Yuhuan facility utilizes multi-axis CNC lathes, automated robotic arm polishers, and progressive stamping dies. Automated optical inspection (AOI) systems check 100% of sealing surface flatness and thread pitch tolerances down to ±0.02mm, eliminating human error in high-volume production runs.

Vertical Process Integration

From raw brass ingot melting and spectral alloy verification to hydraulic deep drawing, electroplating, and automated carton packing, every production phase occurs under one roof. This internal vertical integration minimizes lead time, reduces vendor friction, and enables total quality control traceability.

Metallurgical & Performance Comparison Matrix

Procurement officers must evaluate material grade longevity against cost parameters. Below is our engineering baseline comparison for kitchen sink drain components:

Material / Component Tensile Strength (MPa) Corrosion Resistance Lead Content Compliance Primary Application
Forged Solid Brass (C37700) ≥ 380 MPa Exceptional (Dezincification Resistant) AB1953 & NSF 61 (< 0.25% Pb) Heavy-Duty Commercial & Premium Residential Drain Bodies
Austenitic Stainless Steel (SUS304) ≥ 520 MPa Superior (Acid/Base Resistant) 100% Lead-Free (0.00% Pb) Strainer Baskets, Deep-Cup Liners & Snap-in Grids
Machined Brass Rod (C36000) ≥ 340 MPa High (Submerged Environments) California AB1953 Compliant Alloys Precision Threaded Locknuts, Spuds & Stem Screws
Engineered ABS / Polypropylene ≥ 45 MPa Total Chemical Resistance N/A (Polymer Base) Cost-Effective Modular Shower Drains & RV Plumbing Sets
Application Engineering

Macro Industry Plumbing Solutions

Tailored drain hardware configurations engineered to resolve specific operational challenges across key commercial sectors.

1. Commercial Food Service & Restaurant Kitchens

Challenge: Continuous disposal of solid food waste, thermal shock from boiling wash water, and corrosive cleaning agents lead to premature gasket degradation and frequent drain clogging.

JANA Solution: Our deep-cup rolling thread strainers (such as Model JN-1016) feature extra-heavy solid brass housings paired with high-capacity SUS304 strainer baskets. High-temp EPDM quad-ring gaskets resist thermal degradation up to 120°C, while rolling threads prevent cross-threading during rapid maintenance overhauls.

2. High-Density Multi-Family Housing & Development

Challenge: Property developers require standardized, rapid-installation drain assemblies that minimize plumber labor hours and eliminate tenant callback risks due to leaks.

JANA Solution: Pre-assembled strainer models featuring integrated extended tailpieces (e.g., JN-1001-1-T) dramatically reduce jobsite assembly steps. Precision die-cast locknuts with friction washers allow secure hand-tightening followed by minimal torque wrench setting, guaranteeing a leak-free seal on stainless steel or composite granite sinks.

3. Recreational Vehicle (RV) & Mobile Living OEM

Challenge: RV sinks demand compact, ultra-lightweight, vibration-resistant drain hardware compatible with shallow counter depth constraints and thin-walled basin materials.

JANA Solution: Our specialty bar sink strainers and compact basket assemblies utilize low-profile brass bodies paired with vibration-damping NBR sealing rings that maintain tension despite road movement and structural flexing.

4. Private-Label Retail & Wholesale Distribution

Challenge: Hardware brands need market-ready packaging, custom laser branding, unified SKU lines, and strict compliance documentation to satisfy major retail chains.

JANA Solution: Full OEM customization including high-definition color box packaging, retail clamshell blister packs, custom barcoding, and laser-engraved brand logos directly on the brass strainer flange, backed by complete UPC/cUPC master listing documentation.

Global Regulatory Standards

Localization Support & Compliance Guarantees

Navigating North American and International Plumbing Codes with Documented Certification Integrity.

UPC & cUPC Certification

Issued by IAPMO R&T, our Uniform Plumbing Code (UPC) and Canadian Uniform Plumbing Code (cUPC) listings certify compliance with ASME A112.18.2 / CSA B125.2 standards for plumbing waste fittings. This guarantees smooth clearance through municipal building inspection in all US states and Canadian provinces.

AB1953 Lead-Free Compliance

In accordance with California Health & Safety Code Section 116875 (AB1953) and the Federal Safe Drinking Water Act, JANA Plumbing’s brass formulations contain weighted average lead contents under 0.25%. Spectrographic heat lot analysis reports accompany every production batch.

ISO 9001:2015 Quality System

Both our Yuhuan (China) and Kabinburi (Thailand) factories operate under audited ISO 9001 management systems. Statistical Process Control (SPC) measures every step from raw metal receipt to finished product hydro-testing, guaranteeing less than 50 PPM defect rates.

Procurement Protocol

Global Enterprise Sourcing & Procurement Framework

How JANA Plumbing streamlines corporate vendor onboarding, risk mitigation, and order execution for international buyers.

1. OEM Custom Tooling & Rapid Prototyping

For brand owners seeking proprietary drain designs, our in-house toolmaking center crafts 3D-printed plastic prototypes within 48 hours and completed steel forging/stamping dies within 25 days. We work seamlessly with STEP, IGES, and DWG CAD formats.

2. Flexible Incoterms & Supply Chain Logistics

Whether your logistics operations prefer FOB Ningbo/Shanghai, FOB Bangkok, CIF destination ports, or DDP (Delivered Duty Paid) directly to your US/European distribution centers, our international trade division manages customs clearance, documentation, and freight consolidation.

Knowledge Base

Frequently Asked Technical & Procurement Questions

Expert answers to common questions asked by B2B plumbing buyers, importers, and specification engineers.

What are the primary differences between solid brass and stainless steel sink strainers?

Solid brass strainers (such as our JN-1001 series) offer superior structural weight, rigidity, and customizable decorative electroplated finishes (Chrome, Brushed Nickel, Oil Rubbed Bronze, PVD Gold). Solid brass locknuts provide maximum torque tolerance during installation without stripping threads. Stainless steel strainers (SUS304) provide excellent inherent corrosion resistance, 0.00% lead composition, and cost efficiency for high-volume commercial applications. Many of our premium products combine a heavy-duty brass body with a stainless steel strainer basket for the ideal balance of strength and durability.

What certifications do JANA Plumbing products hold for North American markets?

Our kitchen sink strainers, lavatory drains, shower drains, and waste fittings hold official UPC and cUPC listings issued by IAPMO R&T. They are manufactured in compliance with ASME A112.18.2 / CSA B125.2 plumbing waste fitting standards, NSF/ANSI 61 health criteria, and California AB1953 lead-free mandates. Certificate copies and listing numbers (e.g., File No. 6229, 8175, 12307) can be provided upon request for submittal packages.

Why does JANA Plumbing operate factories in both China and Thailand?

Our dual-origin strategy provides significant risk diversification for global buyers. Our headquarters in Yuhuan, Zhejiang has specialized in brass manufacturing since 1998. In December 2023, we opened our second 14,400 m² factory in Kabinburi, Thailand. This dual-base setup allows buyers to mitigate country-of-origin tariff impacts (such as US Section 301 tariffs) and hedge against supply chain disruptions while maintaining 100% consistent product quality and engineering specs.

What is the minimum order quantity (MOQ) for custom OEM orders and decorative finishes?

For standard catalog SKUs with traditional Chrome or Stainless finishes, our standard MOQ starts at 500 to 1,000 units per model. For custom OEM designs, laser branding, or specialized PVD finishes (e.g., Matte Black, Champagne Bronze), MOQ typically ranges from 1,000 to 2,000 units depending on tooling and raw material requirements. We offer flexible sample development for qualified volume buyers.

How do you ensure leak-free performance and thread precision on deep-cup strainers?

Every threaded component (including our JN-1016 deep cup series with rolling threads) undergoes precision CNC machining and automated thread gauge verification. We utilize high-density EPDM/NBR rubber sealing gaskets and die-cast zinc or forged brass locknuts designed to distribute clamping pressure evenly across 3-1/2 inch standard sink openings, preventing leaks even under thermal cycling.

Complete Hardware Line

Replacement Strainer Baskets, Disposers & Assemblies

Explore additional factory wholesale plumbing components built to exact global OEM standards.

Wholesale Replacement Strainer Basket JN-1105

Wholesale Replacement Strainer Basket JN-1105 Manufacturers, Factories

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Wholesale Sink Strainer JN-1009

Wholesale Sink Strainer JN-1009 Manufacturer, Factories

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China Replacement Strainer Basket JN-1108

China Replacement Strainer Basket JN-1108 Supplier, Suppliers

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Wholesale Brass Pop-up Assembly JN-5014-L-BN

Wholesale Brass Pop-up Assembly JN-5014-L-BN Manufacturer, Factory

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Stainless steel disposer stopper Fit Waste King disposer JN-1121

Wholesale Stainless steel disposer stopper Fit Waste King disposer JN-1121 Manufacturers, Factories

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Wholesale Disposer Flange & Stopper Set JN-1309

Wholesale Disposer Flange & Stopper Set JN-1309 Factories, Factory

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China Replacement Brass Closet Spud JN-3001-F

China Replacement Brass Closet Spud Steel Friction JN-3001-F Manufacturer, Factories

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China Plastic Shower Drain JN-6307

China Plastic Shower Drain JN-6307 Manufacturers, Factory

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