Manufacturer, Supplier & Exporter of Stainless Steel 316 Gate Valve

Stainless Steel 316 Gate Valves are robust and highly corrosion-resistant industrial valves designed for on/off control of fluid flow in pipelines. Made using austenitic stainless steel grade 316, these valves offer superior resistance to chlorides, acids, and harsh environmental conditions, making them ideal for chemical, marine, and pharmaceutical applications. Their wedge-shaped gate design allows for minimal pressure drop and full bore flow when in the open position, making them an industry standard for reliability and efficiency.

Riddhi Siddhi Impex is a prominent Stainless Steel 316 Gate Valve manufacturer and domestic supplier in India, offering a wide range of gate valves engineered with precision and strict quality standards. The company utilizes high-grade raw materials, modern CNC machining, and advanced testing processes to ensure the durability and dimensional accuracy of its valves. Every valve undergoes rigorous hydro testing and inspection to guarantee leak-proof operation and long service life.

These gate valves are available in a variety of sizes (from ½ inch to 24 inches), pressure classes (150 to 1500), and end connections including flanged, threaded, and butt-welded types. The SS 316 material contains molybdenum, which enhances its resistance to pitting, making it more suitable for saline and corrosive environments compared to SS 304. This gives SS 316 gate valves a significant advantage in offshore, chemical, and wastewater treatment applications.

Gate valves manufactured by Riddhi Siddhi Impex feature a rising or non-rising stem design, depending on the application needs. Rising stem gate valves offer visual indication of valve position, whereas non-rising stem designs are compact and suited for limited-space installations. These valves are operated manually through handwheels or can be automated using electric or pneumatic actuators.

In addition to the quality of its products, Riddhi Siddhi Impex stands out as a Stainless Steel 316 Gate Valve Domestic Supplier by offering reliable delivery and after-sales service across India. The company maintains a strong distribution network that supplies to all major cities, including 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, Ankleshwar, Navsari, Valsad, Rajpipla, and others.

Stainless Steel 316 Gate Valve

Specifications

Property	Details
Product Name	Stainless Steel 316 Gate Valve
Size Range	½" to 24"
Pressure Rating	150# to 1500#
End Connections	Flanged, Threaded, Butt Weld
Operation	Manual, Pneumatic, Electric Actuated
Body Material	ASTM A351 CF8M (SS 316)
Design Standard	API 600 / ASME B16.34

Chemical Composition of SS 316

Element	Content (%)
Carbon (C)	≤ 0.08
Manganese (Mn)	≤ 2.00
Silicon (Si)	≤ 1.00
Chromium (Cr)	16.0 – 18.0
Nickel (Ni)	10.0 – 14.0
Molybdenum (Mo)	2.0 – 3.0
Phosphorus (P)	≤ 0.045
Sulfur (S)	≤ 0.03

Mechanical Properties of SS 316

Property	Value
Tensile Strength	≥ 515 MPa
Yield Strength (0.2% offset)	≥ 205 MPa
Elongation	≥ 40%
Hardness	≤ 217 HB

Dimension Chart (Sample)

Size (Inch)	Face-to-Face (mm)	Flange Diameter (mm)	Approx. Weight (kg)
1"	108	89	6
2"	178	152	12
4"	229	229	27
6"	394	279	54

Equivalent Grades

Standard	Grade
ASTM	A351 CF8M
EN	1.4401
JIS	SUS 316
DIN	X5CrNiMo17-12-2

Equivalent Standards

Standard	Description
ASTM A351	Castings, Austenitic Stainless Steel
ASME B16.34	Valves - Flanged, Threaded and Welding End
API 600	Steel Gate Valves—Flanged and Butt-welding Ends
EN 1983	Industrial Valves - Steel Valves

Other Types of Stainless Steel Valves

Type	Description
SS 316 Globe Valve	Designed for throttling and flow control
SS 316 Ball Valve	Quarter-turn for quick shutoff
SS 316 Check Valve	Prevents reverse flow automatically
SS 316 Butterfly Valve	Lightweight and cost-effective shutoff

SS 316 Gate Valves are especially preferred in the food and beverage, petrochemical, oil & gas, paper and pulp, and pharmaceutical sectors due to their hygienic properties and ability to resist corrosion in aggressive environments. Their low-maintenance design makes them a cost-effective long-term solution for systems that demand minimal downtime.

Frequently Asked Questions (FAQs)

Q1: What is the main advantage of SS 316 Gate Valves over SS 304?

A1: SS 316 contains molybdenum, which provides superior corrosion resistance, especially in marine and acidic environments.

Q2: Can these valves be used for high-pressure applications?

A2: Yes, SS 316 gate valves are available up to Class 1500 pressure rating, suitable for high-pressure pipelines.

Q3: Where can you supply these valves in India?

A3: We supply SS 316 Gate Valves across India including cities like Mumbai, Delhi, Chennai, Bengaluru, Hyderabad, Surat, and more.

Q4: Are customized sizes or trims available?

A4: Yes, we offer customization based on pressure class, end connection, actuator type, and special trims.