Top Line Hygienic Diaphragm Valves

Product catalog summary

Overview
Top-Flo® Hygienic Diaphragm Valves are designed for high purity industries, ensuring reliability, versatility, and ease of maintenance. Manufactured by Top Line Process Equipment Company, these valves meet or exceed quality standards across various markets.

Valve Types and Features

Bio-Pro® Forged Valves: Ideal for bioprocessing and pharmaceutical industries, made from ASTM A182 GR F316L material with low ferrite content to prevent contamination. Compliant with FDA and cGMP guidelines, available in sizes from 1/2” to 6”.
Bio-Pro® Cast Valves: Economical option for food, dairy, and pharmaceutical markets, made from low carbon stainless steel, available in sizes 1 1/2” to 6”.
Bio-Flo® II Valves: Compact and lightweight, made from forged 316L material, featuring adjustable PPS handwheels and Viton® o-ring seals.
Specialty Valve Assemblies: Custom fabricated products designed to minimize deadlegs and improve drainability, available in various sizes and configurations.
Top-Flo® Divert Valves: Multi-ported valves for diverting or mixing applications, made from 316L stainless steel, available in two-way to eight-way configurations.

Actuation
The compact pneumatic actuator (SRS 50) is designed for space-saving environments, offering long service life and economical operation. It is corrosion-resistant and easily retrofitted.

Specifications and Features

TL Actuator: Designed for automatic and remote control of sanitary weir type diaphragm valves, featuring a compact and durable cast iron housing.
Bio-Pro® Forged Automated Valves: Available in various sizes, designed for high performance and durability.
Top-Flo® Manual Bonnets: Made from 304 stainless steel, designed for ease of maintenance and reliability.

Materials and Construction

Diaphragms: Made from high-grade materials like EPDM and TFM/EPDM, ensuring reliability and compliance with FDA and USP standards.
Bonnet Assemblies: Available in stainless steel and cast iron, designed for environmental stress resistance.

Performance Data

Flow Characteristics: Graphs and tables provide flow data for various valve sizes.
Actuation Data: Detailed dimensions and specifications for different actuator series.

Engineering and Standards

Surface Finish: Mechanical and electropolish processes improve surface finish, with specific standards and grit numbers provided.
Ordering Information: Chart provides details on ordering TopLine sanitary diaphragm valves.

Electropolishing Process Overview
The electropolishing process creates a smoother surface finish, reducing imperfections and enhancing corrosion resistance. Top Line ensures high standards for the pharmaceutical and bio-processing industries through their in-house electropolishing facility.

Benefits of Electropolishing

Reduces peaks and scratches from mechanical polishing.
Enhances corrosion resistance through passivation.
Reveals defective welds or surface pitting.
Improves product appearance and facilitates easier cleaning.

Surface Finish Measurement
Surface finish is measured in roughness average (Ra), with Top Line using profilometers and boroscopes for accurate evaluation.

Company Overview
Top Line has been supplying high-quality stainless steel products for over forty years, focusing on craftsmanship, service, and pricing. They specialize in stainless steel types 304, 316, and "L grades," ensuring products meet important tolerances and finish specifications.

Warranty Information
Top Line products are warranted to be free of defects in material or workmanship for one year from the date of shipment, covering repair or replacement of defective products.

Top Line Hygienic Diaphragm Valves

Top Line Hygienic Diaphragm Valves

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