Straight Through Diaphragm Valve
Straight Through Diaphragm Valve Manufacturer
MVS Straight Through Diaphragm Valves are engineered for highly demanding fluid control applications where maximum flow, reliability, and ease of maintenance are essential. Designed with a full bore opening, this diaphragm valve makes sure unrestricted flow, making it highly effective in handling viscous slurries, corrosive chemicals, and abrasive fluids. This valve design helps industries meet precise piping requirements while making sure long-term operational performance. The internal structure of the Straight Through Diaphragm Valve allows the flowing media to avoid contact with moving mechanical components, which dramatically increases the valve’s lifespan and minimizes maintenance needs.
To match varying process demands, MVS manufactures Straight Type Rubber Lined Diaphragm Valves using premium-quality materials and rubber linings. Depending on the application, we offer solutions such as Straight Type Butyl Rubber Lined Diaphragm Valves for strong chemical resistance, and Straight Type Soft Natural Rubber Lined Diaphragm Valves, ideal for applications requiring flexibility and smooth media passage. For highly abrasive conditions, Straight Type Ebonite Rubber Lined Diaphragm Valves deliver superior performance and extended durability. Where oil-resistance and moderate chemical compatibility are required, industries rely on Straight Type Neoprene Rubber Lined Diaphragm Valves. For high-temperature fluids and steam service, Straight Type EPDM Rubber Lined Diaphragm Valves are a proven choice.
In industries requiring unlined options, Straight Through Unlined Diaphragm Valves are also widely used, especially in clean media systems. Straight Type Unlined Stainless Steel Diaphragm Valves are popular in food-grade and pharmaceutical settings, while Straight Type Unlined Carbon Steel Diaphragm Valves and Straight Type Unlined Ductile Iron Diaphragm Valves cater to general-purpose and water treatment sectors.
MVS also provides diaphragm valves conforming to global dimensional standards, including Straight Type DIN Standard Unlined Diaphragm Valves and Straight Type DIN Standard Rubber Lined Diaphragm Valves, making sure compatibility and easy installation across international projects. Whether your requirement is for a Rubber Lined Diaphragm Valve for corrosive fluids or a durable Straight Through Diaphragm Valve suitable for continuous heavy-duty use, MVS delivers industry-trusted performance with every valve.
Specification
| Specification | Details |
|---|---|
| Size Range | 15 mm to 200 mm |
| Design Standard | BS EN 13397:2002 (BS 5156) |
| Testing Standard | BS EN 12266-1 (BS 6755 Part 1) |
| End Connections | BS-10 Table D/E/F, DIN ND 10 & 16, ANSI B16.5 Class 125 & 150 |
Material of Construction
| Component | Material |
|---|---|
| Body |
- Cast Iron (IS 210 Gr. FG 200/220/260) - Cast Carbon Steel (ASTM A 216 Gr. WCB) - Stainless Steel SS 304 / 304L / 316 / 316L - Duplex Stainless Steel Grade 2205 |
| Rubber Lining | Hard Rubber (Ebonite), Natural, Neoprene, Hypalon, Butyl, EPDM |
| Diaphragm | Natural, Neoprene, Hypalon, Butyl, EPDM, Silicone |
| Spindle / Stem | AISI 410 / 304 / 316 |
| Special Alloys (Optional) | Titanium, Zirconium, Nickel, Hastelloy, Inconel, Incoloy, Monel, Aluminium Bronze |
Application Industries

Crude Oil & Natural Gas Industry

Chemical & Petrochemical Industry

Water & Wastewater Treatment

Nuclear & Thermal Power Generation

Food & Beverage Industry

Pharmaceutical & Biotechnology

Pulp & Paper Industry

Mining & Mineral Processing

Marine & Shipbuilding

HVAC & Building Services

Automotive & Paint Chemical Manufacturing

Environmental & Bio Gas Renewable Energy

Steel & Metal Processing

Fertilizer Plants, Polymer Production

Cosmetics & Personal Care

Cement & Construction

Chlor-Alkali Industry

Mineral Acids Industry
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