Intelligent Drain Engineering Architecture

Bath Drain Manufacturer & Factory: Precision Flow Science

Pioneering solid brass metallurgical integrity, dual-shore production flexibility, and North American IAPMO cUPC certified drainage infrastructure engineered for global OEM distributors.

Primary Lineups

Engineered Bath Waste & Heavy-Duty Assemblies

Precision-calibrated flow mechanisms, solid wrought brass castings, and fatigue-resistant tension springs for commercial and residential installations.

China Deep Cup Strainer Ball-bearing Basket with tailpiece JN-1006-T Manufacturer, Manufacturers

China Deep Cup Strainer Ball-bearing Basket with tailpiece JN-1006-T Manufacturer, Manufacturers

Product Specifications
Industry Evolution

Technological Trajectories in Modern Bath Drainage

Architectural shifts, non-toxic metallurgy, and hydrodynamic modeling define modern procurement requirements across mature commercial and residential segments.

Lead-Free Brass Metallurgy

Global regulatory bodies require stringent trace element control. Transitioning to C46500, bismuth-alloyed brass, and passivated stainless composites ensures tensile durability without compromising NSF/ANSI 61 and California AB1953 lead leaching mandates.

Hydrodynamic Vortex Geometries

Modern high-flow bathtubs demand discharge rates exceeding standard 15 GPM minimums. CFD-engineered drain bodies with fluid throat radiuses minimize laminar friction, reducing internal eddy turbulence and preventing biofilm sediment retention.

Physical Vapor Deposition (PVD)

Traditional wet plating degrades under caustic plumbing cleansers. Advanced vacuum magnetron PVD deposition fuses zirconium, chrome, and matte black molecular layers, providing over 1,000 hours of neutral salt spray (ASTM B117) corrosion immunity.

1998
Founding Year (28+ Yrs Exp)
28,400m²
Global Production Footprint
100%
Thread & Seal Air Tested
2 Bases
China & Thailand Dual-Shore
Supply Chain Decoupling

Procurement Imperatives: The Dual-Shore Paradigm

How enterprise Tier-1 plumbing brands mitigate Section 301 tariffs, anti-dumping actions, and geopolitical disruptions through geographic production parity.

Supply Chain De-Risking & Dual Sourcing

Wholesale distribution networks can no longer rely on single-origin production hubs. JANA operates full-chain gravity casting, hot forging, and automated CNC machining across both Yuhuan, China and the Kabinburi Industrial Zone, Thailand. This dual footprint provides absolute supply-chain continuity, allowing buyers to shift production volumes based on international trade policy, duty regimes, and logistics cycles without altering design tooling, raw-material certifications, or SKU part codes.

TCO Optimization & Yield Consistency

Total Cost of Ownership (TCO) in bath drain procurement extends beyond landed unit price. Field leaks, thread burrs, and premature actuator spring fatigue quickly erode distributor margins. Our robotic polishing, progressive-die stamping, and 100% pneumatic submergence testing deliver ppm reject rates below 180, significantly reducing retail returns, warranty indemnification claims, and field contractor service callbacks across North American plumbing sectors.

Engineering Roadmap

End-to-End Production Process & Milestone Control

Every drain body, linkage arm, stopper assembly, and mounting flange undergoes six synchronized production phases verified by internal CMM dimensional control.

Phase 01

Metallurgical Forging

Continuous hot-die brass forging creates non-porous granular crystal structures, eliminating structural air voids, pinhole fissures, and microscopic stress weaknesses common in lower-cost sand castings.

Phase 02

High-Precision CNC Threading

Multi-axis computerized turn-mill operations carve NPSM, NPT, and fine threads within ±0.015mm tolerances, ensuring instant alignment and watertight pairing with cast iron or PVC drain headers.

Phase 03

Automated Robotic Polishing

Multi-axis automated arms buff raw surfaces to an optical mirror sheen, removing surface micro-pitting before chrome, brushed nickel, or matte PVD molecular layer application.

Phase 04

Hydrostatic Testing

Every completed drain overflow assembly, tip-toe stopper mechanism, and lift-n-lock assembly undergoes 50 PSI pneumatic leak testing and cyclic endurance verification before export packing.

Governance & Verification

International Compliance & Standards Matrix

Documentation and certification are structural assets. Our bath drain and waste hardware are certified across key regulatory agencies.

Standard / Regulation Certifying Body Core Technical Requirements Compliance Scope
ASME A112.18.2 / CSA B125.2 IAPMO / cUPC Waste fittings structural integrity, discharge flow volume, continuous hot-cold thermal stress endurance. Mandatory North America
NSF / ANSI / CAN 61 & 372 IAPMO R&T Lead content evaluation (≤0.25% weighted average on wetted surface areas), non-toxic metal migration tests. Universal Drinking & Greywater
California AB 1953 State Water Resources Comprehensive chemical composition audit, heavy metal leaching restrictions, environmental health compliance. US State Enforced
ISO 9001:2015 SGS / Global Audits Comprehensive batch traceability, statistical quality control (SQC), incoming brass ingot spectrometer verification. Factory Management
Comprehensive Lineup

Complete Replacement Drains & Commercial Plumbing Hardware

From disposal flanges to heavy closet spuds and universal conversion kits—engineered to uniform precision standards.

Tailored Applications

Vertical Commercial & Industrial Solutions

Tailored engineering strategies targeting unique commercial, multi-family, hospitality, and modular plumbing challenges.

Multi-Family & High-Density Living

High-density residential structures require high acoustic damping, leak-proof containment, and rapid assembly. Our pre-aligned trip lever kits and pre-lubricated o-ring waste bodies cut rough-in installation time by up to 35% on site.

Luxury Hospitality & Spas

Five-star hotels require whisper-quiet actuation, complete hair capture, and cohesive metallic finishes. Our custom PVD finishing matches architectural trims across brushed bronze, champagne gold, matte black, and satin nickel.

RV, Marine & Modular Offsite Construction

Mobile and prefabricated living spaces experience dynamic vibration and weight restrictions. We engineer specialized low-profile brass and hybrid polymer bath drains with anti-loosening locking threads to prevent transit seal failure.

Technical Clarifications

Frequently Asked Technical Questions

Detailed engineering, procurement, and logistical insights for plumbing wholesalers, catalog retailers, and OEM brand engineers.

What metallurgical grades are utilized for bath waste and drain bodies?
Our bath waste assemblies and heavy-duty drain components are primarily manufactured from high-grade solid wrought brass (C36000 and lead-free C46500) and premium 304 austenitic stainless steel. For cost-sensitive commercial projects, we also engineer hybrid assemblies utilizing reinforced virgin ABS/PVC bodies with heavy brass decorative trim. Every brass melt is verified via in-house optical emission spectrometry to guarantee copper purity and strict compliance with AB1953 lead leaching requirements.
How does the dual-shore manufacturing model (China and Thailand) operate for OEM orders?
We operate fully qualified production facilities in both Yuhuan, China and Kabinburi, Thailand (Gateway Enterprise Corporation). Both factories share unified tooling specs, ISO 9001 quality management systems, and automated testing fixtures. Enterprise buyers can choose their preferred country of origin (COO) to optimize tariff classifications and logistics routes. Production tooling can be deployed between facilities without requiring re-engineering or separate SKU qualification.
What certifications are held for North American commercial and residential plumbing codes?
Our drain assemblies are listed and certified under IAPMO cUPC, complying with ASME A112.18.2/CSA B125.2 standards. In addition, our components comply with NSF/ANSI/CAN 61 and 372 lead-free standards, California AB1953, and international BRC standards. Certificate numbers (such as cUPC #6229, #8175, #12307, N-11587, T-11586) can be verified directly on public directories or provided upon request for submittal packages.
What custom finishes, branding, and retail packaging options can you accommodate?
We offer full OEM/ODM private-label manufacturing. Decorative surface finishing includes high-sheen electroplated chrome, brushed nickel, oil-rubbed bronze, and high-durability vacuum PVD (physical vapor deposition) for matte black, champagne bronze, and graphite finishes. For retail and distributor supply, we provide custom high-density color boxes, clear clamshell packaging with custom inserts, barcoded master cartons, and wholesale contractor packs ready for automated warehouse intake.
What are your standard production lead times and Minimum Order Quantities (MOQ)?
For standard production items, our baseline MOQ is typically 500 to 1,000 units per SKU depending on raw material and finish specifications. Lead times for repeat mass-production orders are generally 30 to 45 days. For custom OEM/ODM tooling, mold development and first-article 3D CMM inspection typically require 20 to 30 days, followed by sample approval prior to full volume production.
All Bath Drain Products