Stainless Steel 316 Plug Valve

Manufacturer, Supplier & Exporter of Stainless Steel 316 Plug Valve

Stainless Steel 316 Plug Valve is a type of quarter-turn rotary valve commonly used to start or stop fluid flow in pipelines. Made from high-quality SS 316 grade stainless steel, it offers exceptional corrosion resistance, especially in harsh environments containing chlorides or other aggressive chemicals. These valves are highly reliable and ideal for systems where leakage-free shutoff and minimal maintenance are critical.

Riddhi Siddhi Impex stands as a premier manufacturer and Stainless Steel 316 Plug Valve domestic supplier in India. The company produces a wide range of plug valves that are precision-engineered to meet both Indian and international standards like ASME, ANSI, BS, and DIN. Their valves are trusted in industries ranging from chemical processing and oil & gas to pharmaceuticals and food production.

One of the key advantages of the SS 316 Plug Valve is its resistance to pitting, crevice corrosion, and oxidation. Thanks to the addition of molybdenum in the 316 alloy, these valves can handle high temperatures and corrosive media with ease. The plug design allows for unobstructed flow when in the open position and secure sealing when closed, ensuring efficient operation even under high pressure.

Riddhi Siddhi Impex offers these valves in various configurations, including lubricated, non-lubricated, jacketed, and multi-port designs. Plug valves are available in sizes ranging from 1/2" to 12", with pressure classes up to 800 or even higher upon request. The valves can be manually operated or equipped with pneumatic or electric actuators depending on application needs.

As a Stainless Steel 316 Plug Valve Domestic Supplier, the company has built a strong distribution network across India. Their presence spans all major industrial hubs including Mumbai, Delhi, Bengaluru, Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, and Surat. Additionally, they have a supply chain in growing Tier 2 and Tier 3 cities like Nagpur, Indore, Bhopal, Jaipur, Rajkot, Vadodara, Coimbatore, and Kanpur, allowing timely delivery and technical support to customers nationwide.

Specifications of Stainless Steel 316 Plug Valve

Property	Details
Product	Stainless Steel 316 Plug Valve
Size Range	1/2” to 12” (DN15 to DN300)
End Connections	Threaded, Socket Weld, Butt Weld, Flanged
Pressure Rating	150# to 800# (Custom up to 2500#)
Temperature Range	-29°C to 425°C
Design Standard	ASME B16.34 / API 599
Operation	Manual, Gear, Pneumatic, Electric Actuated

Chemical Composition of SS 316

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

Mechanical Properties of Stainless Steel 316

Property	Value
Tensile Strength	515 MPa min
Yield Strength (0.2% Offset)	205 MPa min
Elongation	40% min
Hardness	95 HRB max

Dimension Chart (Sample Sizes)

Valve Size	Face to Face (mm)	Height (mm)	Weight (kg)
1/2”	60	105	2.5
1”	90	145	4.8
2”	127	180	9.5
4”	203	260	18.2

Equivalent Grades of SS 316

Standard	Grade
ASTM	A276 / A351 Grade CF8M
UNS	S31600
EN	1.4401 / 1.4436
JIS	SUS316
DIN	X5CrNiMo17-12-2

Other Types of Valves Offered

Valve Type	Material	Application
Gate Valve	SS 316 / 304	On-Off Services
Globe Valve	SS 316 / 304	Throttling Control
Ball Valve	SS 316 / 304	Quick Shut-off
Needle Valve	SS 316	Precision Flow Control
Check Valve	SS 316	Backflow Prevention

The compact and simple design of plug valves makes them suitable for space-constrained areas. SS 316 Plug Valves are often used in pipelines carrying slurries, viscous fluids, and gas where minimal turbulence and reliable shutoff are essential. Their ease of cleaning and resistance to contamination also makes them ideal for sanitary applications in dairy, brewery, and food processing industries.

Frequently Asked Questions (FAQs)

Q1: What industries use SS 316 Plug Valves?

A1: They are commonly used in chemical, petrochemical, oil & gas, food processing, and pharmaceutical industries.

Q2: Can SS 316 Plug Valves handle high temperature?

A2: Yes, these valves can handle temperatures up to 425°C depending on the pressure and application design.

Q3: Do you offer custom-built plug valves?

A3: Yes, Riddhi Siddhi Impex offers custom design options including actuator type, size, and pressure ratings.

Q4: Are you a domestic supplier in all major cities?

A4: Yes, we supply to Mumbai, Delhi, Pune, Surat, Ahmedabad, Chennai, Bengaluru, Hyderabad, and other industrial hubs.