MSS SP-83 Pipe Unions

MSS SP-83 Manufacturer • MSS SP-83 Exporter • MSS SP-83 Supplier • MSS SP-83 Dealer • MSS SP-83 Distributor • MSS SP-83 Stockist • MSS SP-83 Wholesaler

Company Introduction – Dipti Metal Industries

Founded in 2009, DIPTI METAL INDUSTRIES is a premier manufacturer, exporter, and supplier of MSS SP-83 pipe unions in carbon steel, alloy steel, stainless steel, duplex/super duplex, and nickel alloys.
Operating from our advanced manufacturing facility in Mumbai, India, we serve over 65 countries across North America, Europe, the Middle East, Africa, Asia-Pacific, Japan, and Oceania.

Why customers choose Dipti Metal Industries:

• ISO-certified manufacturing

• CNC precision forging & machining

• AI-powered supply chain for faster deliveries

• Full material traceability (EN 10204 3.1/3.2)

• Large ready stock for urgent shipments

About MSS SP-83 Pipe Unions

The MSS SP-83 standard specifies the dimensions, tolerances, finishes, testing, marking, and materials for Class 3000 and Class 6000 socket-welding and threaded pipe unions. These unions are designed for high-pressure applications and ensure leak-free, secure connections in critical industrial systems.

Specifications & Features

• Pressure Ratings: Class 3000 and Class 6000 (approx. 3000 psi and 6000 psi)

• Design: Male and female ends with nut assembly, steel-to-steel or ball-to-cone seating

• Size Range: 1/8" NPS to 3" NPS

• Marking: As per MSS SP-25, including manufacturer name, grade, heat number, pressure rating, and size

• Seating Types: Metal-to-metal seal for high-integrity joints

Material Grades & Global Equivalents

Carbon Steel

• ASTM A105 / A350 LF2

• EN/DIN C22.8, P250GH

• BS 3601

• JIS S25C

Alloy Steel

• ASTM A182 F1, F5, F9, F11, F12, F22, F91

• EN/DIN 13CrMo4-5, 10CrMo9-10

• JIS SCM435

Stainless Steel

• ASTM A182 F304, F304L, F316, F316L, F321, F347

• EN/DIN 1.4301, 1.4307, 1.4401, 1.4404, 1.4541, 1.4550

• JIS SUS304, SUS316, SUS321, SUS347

Duplex & Super Duplex

• ASTM A182 F51 (UNS S31803/S32205), F53 (UNS S32750), F55 (UNS S32760)

• EN/DIN 1.4462, 1.4410, 1.4501

• JIS SUS329J1

Nickel Alloys

• Monel 400/K500, Inconel 600/625/825, Hastelloy C22/C276, Nickel 200/201

• Titanium Gr. 2 & Gr. 5

Applications

• Oil & gas pipeline systems

• Petrochemical & refinery operations

• Marine & offshore engineering

• Power generation plants

• High-pressure hydraulic systems

• Industrial process piping

Export Markets

North America: USA, Canada, Mexico
Europe: Germany, UK, France, Italy, Spain, Netherlands, Poland
Middle East: UAE, Saudi Arabia, Qatar, Oman, Kuwait
Asia-Pacific & Japan: Japan, Singapore, Malaysia, Thailand, South Korea, Australia, New Zealand
Africa: South Africa, Egypt, Nigeria, Kenya
South America: Brazil, Argentina, Chile

Packaging & Logistics

• Packaging: Corrugated cartons, wooden crates, pallets, polybags

• Protection: Rust preventive coatings, moisture barrier wrapping

• Shipping: Sea freight (FCL/LCL), air freight, express courier

• Documentation: MTCs, inspection certificates, certificate of origin

Why Choose Dipti Metal Industries

• Comprehensive role: Manufacturer • Exporter • Supplier • Dealer • Distributor • Stockist • Wholesaler

• Strict compliance with MSS SP-83 and other global standards

• Large inventory for immediate supply

• Capability to produce custom alloys, sizes, and special markings

• Proven track record in high-pressure, critical service applications