Manufacturer, Supplier & Exporter of Stainless Steel 316 Diaphragm Valve

Stainless Steel 316 Diaphragm Valve is a critical component widely used in industrial fluid handling systems where contamination-free flow control is essential. Manufactured by Riddhi Siddhi Impex, a trusted name in the valve industry, this valve offers exceptional corrosion resistance, strength, and durability, primarily due to the high-quality stainless steel 316 material. Known for its molybdenum content, stainless steel 316 significantly enhances corrosion resistance, especially against chlorides and other harsh chemicals, making it ideal for aggressive environments.

Riddhi Siddhi Impex specializes in producing Stainless Steel 316 Diaphragm Valves designed for optimal performance across a broad spectrum of industries, including pharmaceuticals, food processing, chemical manufacturing, water treatment, and power generation. Their valves undergo stringent quality control measures to ensure adherence to international standards, delivering products that guarantee long service life and reliability.

One of the key advantages of the Stainless Steel 316 Diaphragm Valve is its leak-proof design, which utilizes a flexible diaphragm to isolate the fluid from the valve’s mechanical components. This design prevents contamination and is particularly suitable for sterile and corrosive applications. The diaphragm also enables smooth flow control and quick shut-off capabilities, enhancing operational efficiency.

Riddhi Siddhi Impex supplies Stainless Steel 316 Diaphragm Valves across India, covering major domestic cities such as Mumbai, Delhi, Bengaluru (Bangalore), Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, Vadodara, Rajkot, Nagpur, Indore, Bhopal, Jaipur, Kanpur, Lucknow, Agra, Varanasi, Amritsar, Chandigarh, Mysuru (Mysore), Udaipur, Jodhpur, Visakhapatnam, Coimbatore, Madurai, Kochi, Thiruvananthapuram, Mangalore, Nashik, Kolhapur, Chandrapur, Akola, Vilayat, Somnath, Dahej, Narmada, Ankleshwar, Navsari, Valsad, and Rajpipla. This extensive distribution network ensures that customers receive timely deliveries and local support wherever they operate.

The valves are available in a wide range of sizes and pressure ratings to meet diverse industrial requirements. Whether it’s a small-scale pharmaceutical lab or a large chemical plant, Riddhi Siddhi Impex offers customized solutions tailored to specific flow rates, pressure levels, and temperature ranges. The valves can be supplied with different actuator options, including manual, pneumatic, or electric actuators, for ease of operation and automation compatibility.

Stainless Steel 316 Diaphragm Valve Specifications

Specifications of Stainless Steel 316 Diaphragm Valve

Specification	Details
Material	Stainless Steel 316 (Austenitic Stainless Steel)
Type	Diaphragm Valve
Size Range	1/2" to 12" (DN15 to DN300)
Pressure Rating	150 psi to 300 psi (PN10 to PN20)
Connection Type	Flanged, Threaded, Welded
Operating Temperature	-20°C to 180°C
Standards	ANSI, ASME, DIN, ISO

Chemical Composition of Stainless Steel 316

Element	Percentage (%)
Carbon (C)	≤ 0.08
Manganese (Mn)	2.00 max
Silicon (Si)	0.75 max
Phosphorus (P)	0.045 max
Sulfur (S)	0.03 max
Chromium (Cr)	16.00 - 18.00
Nickel (Ni)	10.00 - 14.00
Molybdenum (Mo)	2.00 - 3.00
Nitrogen (N)	0.10 max

Mechanical Properties of Stainless Steel 316

Property	Value
Yield Strength (0.2% offset)	205 MPa (Min)
Tensile Strength	515 MPa (Min)
Elongation in 50 mm	40% (Min)
Hardness	≤ 95 HRB
Modulus of Elasticity	193 GPa

Dimension Chart (Typical Sizes in mm)

Nominal Size (Inches)	Face to Face Length (L)	Height (H)	Diameter (D)	Flange Thickness (T)
1/2"	130	90	100	14
1"	150	110	115	16
2"	180	140	150	18
3"	200	160	190	20
4"	230	180	230	22
6"	280	230	285	24

Equivalent Grades and Standards

Equivalent Grade	Equivalent Standard
SS 316	AISI 316, ASTM A182 F316, EN 1.4401, UNS S31600
SS 316L (Low Carbon)	AISI 316L, ASTM A182 F316L, EN 1.4404

Other Types of Diaphragm Valves

Type	Description
Plastic Diaphragm Valve	Used for corrosive fluids, lightweight, less durable.
Metal Diaphragm Valve	Suitable for high temperature and pressure applications.
Weir Type Diaphragm Valve	Valve body with a weir inside to support the diaphragm.
Straight-Through Diaphragm Valve	Valve body without weir, better flow capacity.

Western India, particularly Maharashtra and Gujarat, sees strong distribution from Riddhi Siddhi Impex due to their operational base in Mumbai and presence in Vadodara. Cities like Nashik, Kolhapur, Akola, Chandrapur, and Nagpur are part of their routine dispatch zones. Additionally, industrial zones like Vilayat, Dahej, and Ankleshwar in Gujarat are key destinations for their products, given the high concentration of chemical and process industries there.

Frequently Asked Questions (FAQs)

Q1: What industries commonly use Stainless Steel 316 Diaphragm Valves?

A1: They are widely used in chemical processing, pharmaceuticals, water treatment, food and beverage, and power generation industries due to their corrosion resistance and hygienic design.

Q2: Can Stainless Steel 316 Diaphragm Valves handle high temperatures?

A2: Yes, these valves can typically operate up to 180°C, making them suitable for many medium temperature applications.

Q3: What types of connections are available for these valves?

A3: Common connections include flanged, threaded, and welded ends, allowing flexibility in pipeline integration.

Q4: Is customization available for size and pressure ratings?

A4: Yes, Riddhi Siddhi Impex offers custom sizes, pressure ratings, and actuation options to meet specific project requirements.