Manufacturer, Supplier & Exporter of Super Duplex Steel Socket Weld Cross

Riddhi Siddhi Impex is a renowned manufacturer and supplier of Super Duplex Steel Socket Weld Cross fittings in India. With over two decades of experience, the company specializes in providing high-quality forged fittings, including crosses, to various industries such as chemical processing, oil & gas, marine, and petrochemical sectors. Their products are designed to meet international standards, ensuring durability and reliability in critical applications..

Super Duplex Steel Socket Weld Crosses are four-way pipe fittings used to connect three pipes at a 90-degree angle, allowing the flow of fluids in multiple directions. These fittings are ideal for high-pressure and high-temperature applications due to their excellent mechanical properties and resistance to corrosion. The socket weld design ensures a strong and leak-proof connection, making them suitable for use in demanding environments..

Riddhi Siddhi Impex is a prominent manufacturer and supplier of Super Duplex Steel Socket Weld Cross in India, offering high-quality piping solutions for critical industrial applications. The company has established a strong presence across domestic cities such as Mumbai, Delhi, Bengaluru, Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, Vadodara, Rajkot, Nagpur, Indore, Bhopal, Jaipur, Kanpur, Lucknow, Agra, Varanasi, Amritsar, Chandigarh, Mysuru, Udaipur, Jodhpur, Visakhapatnam, Coimbatore, Madurai, Kochi, Thiruvananthapuram, Mangalore, Nashik, Kolhapur, Chandrapur, Akola, Vilayat, Somnath, Dahej, Narmada, Ankleshwar, Navsari, Valsad, and Rajpipla...

The Super Duplex Steel Socket Weld Cross is designed to join four pipes in a cross configuration, ensuring efficient flow distribution in industrial piping systems. These fittings are manufactured using high-grade super duplex stainless steel that provides excellent mechanical strength and resistance to aggressive chemicals, saline environments, and high-temperature conditions. Their socket weld design guarantees leak-proof joints suitable for high-pressure pipelines...

Material Composition and Corrosion Resistance: Super Duplex Steel combines the advantages of austenitic and ferritic stainless steels, resulting in superior corrosion resistance, particularly against pitting, crevice corrosion, and stress corrosion cracking. The typical chemical composition includes 24–26% Chromium (Cr), 6–8% Nickel (Ni), 3–5% Molybdenum (Mo), ≤0.03% Carbon (C), ≤2% Manganese (Mn), 0.18–0.25% Nitrogen (N), ≤0.035% Phosphorus (P), and ≤0.02% Sulfur (S)..

Super Duplex Steel Socket Weld Cross

Specification

Grade	Super Duplex Stainless Steel S32750 / S32760
Standard	ASTM A182 / ASME B16.11 / UNS S32750 / S32760
Size	1/2" to 12" (Custom sizes available)
Pressure Rating	Class 150 to Class 600
End Connection	Socket Weld
Finish	Polished / Pickled / Passivated / Custom

Chemical Composition

Element	Content (%)
Chromium (Cr)	24–26
Nickel (Ni)	6–8
Molybdenum (Mo)	3–5
Manganese (Mn)	≤2
Nitrogen (N)	0.18–0.25
Carbon (C)	≤0.03
Phosphorus (P)	≤0.035
Sulfur (S)	≤0.02

Mechanical Properties

Property	Value
Tensile Strength	≥ 750 MPa
Yield Strength	≥ 550 MPa
Elongation	≥ 25%
Hardness	≤ 350 HB

Dimension Chart

Size (inch)	Outer Diameter (mm)	Wall Thickness (mm)
1/2"	21.3	3.2
3/4"	26.7	3.6
1"	33.4	3.6
2"	60.3	4.8
4"	114.3	6.0
6"	168.3	7.1
8"	219.1	8.2
10"	273.0	9.3
12"	323.9	10.3

Equivalent Grades

Standard	Grade
UNS	S32750 / S32760
EN	1.4410 / 1.4501
JIS	SUS329J4L / SUS329J1L
GB	06Cr27Ni7Mo

Equivalent Standards

Standard	Description
ASTM A182 / ASME B16.11	Forged or socket weld fittings for high-temperature and high-pressure applications
UNS S32750 / S32760	Super Duplex stainless steel specification for corrosion resistance and mechanical strength

Other Types of Stainless Steel Fittings

Type	Description
Socket Weld Elbow	45° and 90° elbows for directional changes in piping systems
Threaded Tee	Connecting three pipes with threaded ends for moderate pressure applications
Socket Weld Reducer	Reduces pipe diameter while maintaining socket weld connection
Flanges	Used to connect pipes, valves, pumps with bolted connections

Mechanical Properties: These fittings exhibit outstanding mechanical properties, including a minimum tensile strength of 750 MPa, yield strength of 550 MPa, elongation of 25%, and hardness up to 350 HB. This combination of strength and flexibility ensures the fitting can handle extreme pressure and temperature fluctuations without deformation or failure..

Frequently Asked Questions (FAQs)

Q1: What is a Super Duplex Steel Socket Weld Cross used for?

A1: It is used to connect four pipes at right angles, allowing multi-directional flow in high-pressure and corrosive environments.

Q2: Can I get custom sizes for industrial projects?

A2: Yes, Riddhi Siddhi Impex provides custom dimensions and pressure ratings to meet specific project requirements.

Q3: Which industries commonly use these fittings?

A3: Chemical processing, oil & gas, petrochemical, marine, and power generation industries widely use these fittings.

Q4: Are Super Duplex Steel Socket Weld Cross fittings corrosion-resistant?

A4: Yes, these fittings offer superior resistance to pitting, crevice corrosion, and stress corrosion cracking in harsh environments.