Manufacturer, Supplier & Exporter of Super Duplex Steel Reducer Insert

Riddhi Siddhi Impex is a renowned manufacturer and domestic supplier of Super Duplex Steel Reducer Inserts in India. Known for their high-quality stainless steel products, they cater to industries requiring robust corrosion-resistant piping solutions, including chemical, petrochemical, oil & gas, and marine applications. The company emphasizes precision manufacturing and adherence to international standards, ensuring reliability and longevity of their fittings..

The Super Duplex Steel Reducer Insert is specifically designed to join pipes of different diameters, providing a smooth transition while maintaining system integrity. It is available in various forms such as concentric and eccentric reducers, accommodating different pipeline configurations. These inserts ensure minimal turbulence and pressure loss, making them ideal for high-pressure and high-temperature systems..

Made from super duplex stainless steel grades S32750 / S32760, the reducer inserts exhibit superior corrosion resistance, including resistance to pitting, crevice corrosion, and stress corrosion cracking. The high chromium, molybdenum, and nitrogen content in the steel contribute to these outstanding properties, ensuring durability even in harsh chemical environments...

Riddhi Siddhi Impex supplies these reducer inserts in multiple connection types, including threaded and socket weld options, allowing compatibility with a wide range of existing piping systems. The products undergo rigorous quality checks to comply with ASTM, ASME, and DIN standards, ensuring safe and efficient operation under extreme conditions...

The company serves domestic clients across a wide spectrum of Indian 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, Narmada, Ankleshwar, Navsari, Valsad, and Rajpipla. This extensive coverage ensures timely delivery and localized support for industrial clients..

Super Duplex Steel Reducer Insert

Specification

Grade	Super Duplex Stainless Steel S32750 / S32760
Standard	ASTM A815 / ASME SA815 / DIN EN 10253
Connection Type	Threaded, Socket Weld
Size Range	1/2" to 12"
Pressure Rating	150# to 600#
Finish	Polished, Pickled & Passivated, Custom

Chemical Composition (%)

Element	Content (%)
Chromium (Cr)	24–26
Nickel (Ni)	6–8
Molybdenum (Mo)	3–5
Manganese (Mn)	1–2
Carbon (C)	≤ 0.03
Silicon (Si)	≤ 1.0
Phosphorus (P)	≤ 0.03
Sulfur (S)	≤ 0.02
Nitrogen (N)	0.2–0.3
Iron (Fe)	Balance

Mechanical Properties

Property	Value
Tensile Strength	≥ 750 MPa
Yield Strength (0.2% offset)	≥ 550 MPa
Elongation	≥ 25%
Hardness	≤ 280 HB

Dimension Chart

Nominal Pipe Size	Outside Diameter (OD)	Wall Thickness
1/2"	21.3 mm	2.77 mm
1"	33.4 mm	3.38 mm
2"	60.3 mm	3.91 mm
4"	114.3 mm	6.02 mm
6"	168.3 mm	7.11 mm
8"	219.1 mm	8.18 mm
12"	323.9 mm	9.53 mm

Equivalent Grades

Standard	Grade
ASTM	S32750 / S32760
EN	1.4410 / 1.4501
JIS	SUS 329J4L
GB	06Cr25Ni7Mo4CuN

Equivalent Standards

Standard	Description
ASTM A815	Standard Specification for Wrought Duplex Stainless Steel Pipe Fittings
ASME SA815	Specification for Wrought Duplex Stainless Steel Pipe Fittings
DIN EN 10253	Butt-welding pipe fittings

Other Types of Super Duplex Steel Fittings

Type	Description
Socket Weld Elbow	45° / 90° elbow fittings for high-pressure piping
Threaded Tee	Connects three pipes in a T-shape with threaded ends
Reducer	Connects pipes of different diameters
Union	Provides easy pipe assembly and disassembly
Cap / Plug	Seals the end of a pipe

The reducer inserts are manufactured with precision to meet pressure ratings from 150# to 600#, with sizes ranging from 1/2 inch to 12 inches, supporting a wide range of piping needs. Additionally, the surface finish can be customized to polished, pickled & passivated, or as per specific project requirements, ensuring seamless integration into existing systems..

Frequently Asked Questions (FAQs)

Q1: What industries use Super Duplex Steel Reducer Inserts?

A1: They are widely used in chemical, petrochemical, oil & gas, power plants, marine, and desalination industries.

Q2: Can I get custom sizes and pressure ratings?

A2: Yes, Riddhi Siddhi Impex provides customized reducer inserts based on project requirements.

Q3: Are these reducer inserts corrosion-resistant?

A3: Yes, Super Duplex Steel offers excellent resistance to pitting, crevice corrosion, and stress corrosion cracking.

Q4: Which connection types are available?

A4: Available types include threaded and socket weld connections suitable for high-pressure systems.