Rubber Lined Butterfly Valve Manufacturer

Uni-Fit™ Stainless Steel Wafer Type Butterfly Valve - Worm Gear

1.5in~48in; PN6~PN20 (Class125~150)

Product Advantages

icon Optimized for Rapid Installation: Engineered with a lightweight, compact wafer-style body that significantly reduces handling effort and mounting time, leading to lower labor costs and minimized system downtime.

icon Universal Flange Compatibility: Seamlessly integrates with a wide spectrum of international flange standards, including JIS (5K/10K/16K), KS etc., ensuring effortless retrofitting and global project applicability.

icon Superior Material Composition: Our valves are cast with chemical compositions at the highest end of international standards. eg. our ASTM A351 CF8 stainless steel contains 9% Nickel—the maximum allowable—to ensure superior corrosion resistance and extended service life

Standards and Certifications

Design and Manufacture: ASME B16.34; ASME VIII; API 609

Leakage Class: API 598 (Bi-directional Zero Leakage)

Side Flange Standards: ANSI 125LB/ 150LB; ASME; AS-D/E; BS; DIN; EN PN6/ PN10/ PN16; GB; GOST; HG/T; JIS 5K/ 10K/ 16K/ 20K; KS etc.

Top Flange (Actuator Mounting) : ISO 5211; GB 90°

Face-to-Face Dimension: ISO 5752; MSS SP-68; ASME B16.10; EN 558-1; API 609

Testing Standards: API 598; EN 12266-1; ISO 5208; BS 6755-1

Certifications: ISO 9001; CE; BV; API 609; API 598; EAC; SIL3；

Technical description

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Q&A

Specification of the Valve

Type of Connection	Wafer
Actuation	Worm Gear
Size	DN40~DN1200 (1 1/2in~48in )
Pressure	6bar~20bar (0.6mpa~2.0mpa)
Testing Pressure	256psi
Medium	Water, Oil, Gas, Steam, Corrosive Media, Slurry, etc.
Medium Temperature	-25~180℃

Material of the Valve

Body	• Stainless Steel: CF8 (304/JS1030), CF8M (316), CF3 (304L), CF3M (316L) • Duplex & Special Alloys: CD3MN (Duplex 2205), CE3MN (Super Duplex 2507), 1.4529 (926), CN7M (Alloy 20)
Disc	• Stainless Steel: CF8 (304/JS1030), CF8M (316), CF3 (304L), CF3M (316L) • Duplex, Bronze & Special Alloys: CD3MN (Duplex 2205), CE3MN (Super Duplex 2507), Aluminum Bronze (C95400/C95800), CW6MC (Hastelloy C-276 eq.)
Shaft	• Stainless Steel (Bar Stock): SS304, SS316, SS316L, SS410, SS420 • High-Strength & Corrosion Resistant (Bar Stock): 17-4PH (SS630), Duplex 2205 (S32205), Super Duplex 2507 (S32750), Monel K500, Hastelloy C-276
Soft Seat	• Elastomers: EPDM, NBR (Buna-N), FKM (Viton™), Silicone (VMQ) • Plastics: PTFE, UHMWPE, PFA

High-Density Casting: Zero Porosity Guaranteed

Our butterfly valve stainless bodies are produced from a high-density casting process. This ensures a solid, non-porous structure, completely free from sand holes and other casting defects. The result is superior strength and maximum durability.

Learn More About Our Process

ENGINEERED FOR PRECISION & GLOBAL INTEGRATION

The Uni-Fit™ series with worm gear operation combines precise manual control with a design focused on rapid, universal installation, significantly reducing project complexity and labor costs on a global scale.

Engineered for Field Efficiency

The lightweight wafer design simplifies handling and alignment, dramatically cutting installation time. This efficiency is crucial for meeting tight project schedules and reducing on-site labor costs, especially in large-scale deployments.

Universal Flange Compatibility

Designed to mate perfectly with diverse international flange standards like JIS, KS, ANSI, and DIN. This universal fit simplifies procurement for global EPCs and ensures seamless integration into existing, varied piping systems without modification.

Premium Alloy Integrity

We use stainless steel with chemical compositions at the highest end of ASTM standards, such as 9% Nickel in CF8. This superior material grade provides enhanced corrosion resistance, ensuring a longer, more reliable service life in demanding environments.

PRECISION CONTROL ACROSS KEY INDUSTRIES

The Uni-Fit™ with worm gear operation delivers reliable isolation and throttling control, making it a preferred choice for industries where precise manual adjustments and long-term durability are paramount.

Butterfly Valve For Chilled Water System

Data Center Cooling

In mission-critical cooling loops, reliability is non-negotiable. Our worm gear valve ensures precise flow balancing, while the rapid-install design minimizes downtime during system expansions, making it the ideal Butterfly Valve For Chilled Water System.

Industrial Water Treatment

The Uni-Fit™ is perfect for equipment skids where space and weight are critical. Its durable construction and reliable sealing make our Wafer Style Butterfly Valve a cost-effective solution for process water, backwash, and utility lines.

Commercial Fire Protection

The gear operator can be easily fitted with supervisory switches to monitor valve position. This makes it a compliant and reliable Tamper Switch Butterfly Valve for fire sprinkler systems, ensuring system integrity is constantly verified.

Chemical Dosing Skids

For skid manufacturers, the compact, lightweight design saves valuable space. The superior corrosion resistance of our CF8M Butterfly Valve ensures compatibility with a wide range of chemicals used in dosing and injection systems.

Marine & Shipbuilding

In ballast, bilge, and engine cooling systems, our valve's universal flange compatibility is key. It serves as a direct-fit JIS 10K Butterfly Valve, simplifying repairs and new builds while resisting saltwater corrosion.

Mining & Mineral Processing

The worm gear provides the high torque needed to operate in challenging media. Its robust construction makes it an effective Butterfly Valve For Slurry Application, handling abrasive particles in dewatering and tailings lines.

Food & Beverage Utilities

For non-product contact utility lines like glycol or plant water, the hygienic design and durability of an SS 304 Butterfly Valve provide a reliable, cost-effective solution that withstands frequent washdowns.

Power Generation

In auxiliary systems for cooling water and raw water intake, dependable manual control is essential. Our Worm Gear Type Butterfly Valve delivers the high-torque, stay-put performance required in demanding power plant environments.

Municipal Water Distribution

For isolation points in water mains, the gear operator makes it easy for field technicians to operate larger valves. A robust DN 200 Butterfly Valve like ours ensures reliable shutoff and long service life in buried or vault applications.

BUILT FOR DEMANDING OPERATIONAL CONDITIONS

Confined Space Installations

The compact gearbox and handwheel offer precise control in tight mechanical rooms where a long lever handle would be impractical, making this the superior handle butterfly valve for constrained environments.

High-Vibration Pipelines

The self-locking nature of the worm gear prevents the disc from fluttering or drifting due to pump or system vibrations. This ensures stable positioning, a key advantage of the worm gear actuator butterfly valve.

Flow Throttling & Balancing

Unlike quarter-turn levers, the geared operator allows for fine, incremental adjustments of the disc. This makes our valve highly effective when butterfly valve used for flow control and balancing different branches of a system.

Large Diameter Pipelines

The mechanical advantage provided by the gearbox is essential for operating larger valves against high flow and pressure. It allows a single operator to safely and easily actuate an 8 inch butterfly valve or larger.

Systems Requiring Frequent Operation

For valves that need to be adjusted regularly, the gearbox significantly reduces operator fatigue and risk of strain. It makes our manual operated butterfly valve a safer and more ergonomic choice for plant personnel.

Cost-Sensitive System Retrofits

The wafer body design is inherently more economical and faster to install than flanged alternatives. This makes the stainless steel wafer butterfly valve an ideal choice for upgrades where both budget and downtime are major considerations.

RELIABILITY IN CORROSIVE ENVIRONMENTS

Industrial Process Water

The superior composition of our stainless steel, particularly the butterfly valve ss316 (CF8M) grade, provides excellent resistance to chlorides and other dissolved minerals found in typical industrial process water.

Seawater Cooling & Ballast

Chosen for its resilience in saline conditions, our high-nickel alloy stainless steel minimizes pitting and crevice corrosion, making it a reliable and long-lasting marine butterfly valve for shipboard and coastal applications.

Potable Water Treatment

When specified with a certified seat, the stainless steel body ensures no metallic leaching. It safely handles chlorinated and ozonated water, making it a dependable epdm seat butterfly valve for municipal waterworks.

Mildly Corrosive Chemicals

As dedicated stainless steel butterfly valves manufacturers, we ensure our CF8 and CF8M materials provide robust performance against a range of dilute acids, alkalis, and organic solvents used in processing plants.

Steam Condensate Lines

The stainless steel body maintains its structural integrity at elevated temperatures. Paired with the correct seat, it serves as a reliable high temp butterfly valve for handling hot condensate return without premature failure.

Demineralized Water Systems

The inert quality of our high-grade stainless steel is critical for preventing ion contamination in high-purity water loops. The stainless steel wafer type butterfly valve is the ideal choice for maintaining system purity.

OEM PARTNERSHIP CASE STUDY

How a mid-sized industrial water treatment OEM optimized costs and secured its project timeline by switching to JRVAL's actuator-ready butterfly valves.

Project: A large-scale deployment of 80 purification skids for a new textile manufacturing facility, requiring over 500 units of DN80 to DN300 stainless steel butterfly valves.

THE SOURCING DILEMMA: BALANCING COST, RISK, AND INTEGRATION

Mr. Faisal, the Head of Procurement, faced a critical sourcing challenge. Their trusted European valve supplier quoted a 12-week lead time, jeopardizing the project deadline. Meanwhile, low-cost alternatives from unverified suppliers presented significant risks of material non-conformance and dimensional inaccuracies on the critical actuator mounting interface, which would be catastrophic for their standardized assembly line.

THE SOLUTION: A TRANSPARENT & DATA-DRIVEN PARTNERSHIP

Mr. Faisal's team initiated a technical due diligence process with JRVAL. Instead of marketing claims, our engagement focused on verifiable data and process transparency.

Technical & Quality Verification Process

We submitted a complete technical documentation package for review, including:
- Material Test Reports (MTRs) for the specified SS316 (ASTM A351 CF8M) heat lot, confirming Nickel content at 10.2% (Standard requires 9.0-12.0%), ensuring robust corrosion resistance.
- In-house PMI verification report. We were transparent that project-specific third-party witnessing (e.g., by SGS, BV) was available at the client's arrangement and cost—a standard and respected industry practice.
- Pressure Test Certification confirming each valve was tested to 1.1 times its rated pressure (16 bar valves tested at 17.6 bar) with zero leakage according to API 598 Rate A standards.

Precision for Seamless Automation (The "Bare Stem" Advantage)

The core of the client's challenge was actuator integration. We provided:
- Dimensional QC Reports for the first articles, showing the ISO 5211 mounting pad and stem drive dimensions were machined to a tolerance of +/- 0.1mm. This guaranteed flawless mounting of their locally sourced pneumatic actuators, eliminating the need for on-site rework.
- The bare stem configuration provided them the flexibility to select actuators based on their specific control requirements and local availability, optimizing both cost and functionality for their skid design.

Supply Chain Reliability & Production Control

Leveraging our position as a source manufacturer, we offered a level of control unattainable from trading companies.
- Our production plan was built around our in-house foundry and 11 CNC centers within our 81,426 m² facility. This vertical integration allowed us to commit to a firm delivery schedule.
- The total order was fulfilled in 5 weeks, a 58% reduction compared to the 12-week lead time from the European supplier, effectively mitigating the project's primary schedule risk.

QUANTIFIABLE RESULTS & KPIs

The partnership delivered tangible, measurable outcomes that directly impacted the project's bottom line.

Cost Optimization: Achieved a 18% reduction in the total valve procurement cost compared to the incumbent European brand's quote, directly improving the project's profit margin.
Schedule Adherence: Reduced valve delivery lead time from 12 weeks to 5 weeks, enabling on-time completion of the skid assembly and avoiding potential late-delivery penalties.
Quality Assurance: Zero non-conformances (NCRs) were reported during the client's incoming quality inspection and assembly process across all 500+ units.
Long-Term Value: The client benefits from our standard 2-year warranty with free spare part replacement. Post-warranty, the standardized modular seat design ensures maintenance parts can be easily sourced, contributing to a lower Total Cost of Ownership (TCO).

"JRVAL's transparency was the deciding factor. They didn't just give us a price; they provided the complete documentation package we needed for our due diligence. The cost savings were significant, but the real value was in their manufacturing control and reliable lead time. They became a predictable and vital part of our supply chain."

Mr. Faisal Head of Procurement, Industrial Water Systems Integrator

QUALITY & COMPLIANCE CERTIFIED

Our commitment to quality is verified by internationally recognized standards. We provide the documentation to prove it.

Uni-Fit™ Worm Gear Stainless Steel Wafer Butterfly Valve

Engineered for precise control and universal compatibility.

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Butterfly Valve Dimensions

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TECHNICAL & PROCUREMENT FAQ

What is the advantage of a worm gear operator over a standard lever handle?

A worm gear offers three key advantages: 1) Precise Control for throttling and system balancing, which is difficult with a lever. 2) Higher Torque for easier operation of larger valves against pressure. 3) Self-Locking Design, which prevents the disc from drifting due to vibration or water hammer, ensuring stable and safe positioning.

How does "Universal Flange Compatibility" benefit my international projects?

Our Uni-Fit™ valve body is designed to self-center between multiple flange standards like JIS, ANSI, DIN, and KS. This simplifies your procurement process, reduces inventory complexity, and eliminates sourcing errors for global projects. It ensures our valves can be reliably retrofitted into varied existing piping systems without modification.

You claim "Superior Material Composition." How can you prove it?

As a source manufacturer with our own foundry, we provide full traceability. Every valve is supplied with a Material Test Report (MTR). For instance, our ASTM A351 CF8 (SS304) castings are specified to contain 9% Nickel—the maximum allowable—to ensure superior, verifiable corrosion resistance, not just the minimum standard.

Are these valves "actuator-ready" and what standard do they follow?

Yes, absolutely. The worm gear operator can be easily removed to reveal a standardized ISO 5211 mounting pad and stem drive. This guarantees direct, reliable integration with any compliant pneumatic or electric actuator, giving you the flexibility to use your preferred actuator brand without needing custom modifications.

What is your warranty policy and long-term parts availability?

We provide a comprehensive 2-year warranty, including free replacement of spare parts. Because our valves are built to international standards, sourcing maintenance parts like seats and seals is straightforward even after the warranty period, ensuring a low Total Cost of Ownership (TCO) for your assets.

As a direct manufacturer, how does that impact my lead times?

Our vertical integration—from our own foundry to 11 CNC centers—gives us direct control over the entire production schedule. This significantly reduces lead times compared to suppliers who rely on multiple subcontractors and minimizes the risk of unforeseen supply chain delays, providing you with more predictable project timelines.