Leading Supplier, Stockist and Exporter of Industrial Fittings
BB Infras is one of the most trusted and fastest-growing suppliers, stockists, and exporters of high-quality Plumbing & Pipe Fittings used across residential, industrial, commercial, and infrastructure sectors. Our fittings are manufactured in Stainless Steel, Carbon Steel, Copper, Brass, GI, MS, PVC, CPVC, and UPVC materials to ensure long life, leak-proof performance and reliability under various pressure and temperature conditions.
We supply a complete range of Elbows, Tees, Couplings, Reducers, Unions, Nipples, Bushings, Valves, Clamps, Compression Fittings, Threaded Fittings, Socket Weld Fittings, and Custom Pipe Connectors for diverse applications in water supply lines, sewage lines, plumbing installations, chemical handling systems, fire-fighting networks, irrigation systems, and industrial piping.
Our products meet international standards such as ASTM, ANSI, BS, EN, IS, DIN, and JIS. Every fitting supplied by BB Infras passes through strict quality testing including pressure testing, corrosion resistance check, dimensional accuracy, and performance validation, ensuring compliance with global quality expectations.
BB Infras maintains one of the largest inventories with ready stock available in various sizes, pressure classes, end connections, materials, and customized tolerances. Whether it is small plumbing fittings for households or heavy-duty pipe fittings for industrial use, we provide solutions that match your technical and performance requirements.
Backed by an expert workforce and a strong global supply chain, we export plumbing & pipe fittings to the Middle East, Europe, Africa, and Southeast Asia. Our goal is to provide reliable, affordable, and durable piping solutions that ensure smooth and long-lasting operation in every project.
Specifications & Standards
Common product types and referenced standards supplied by BB Infras:
- Butt-Weld Fittings — ASME/ANSI B16.9, MSS SP-75
- Socket-Weld & Threaded Fittings — ASME B16.11
- Flanges — ASME B16.5, B16.47
- Material Specs — ASTM A234, A105, A182, A403
- Pressure Classes — 150#, 300#, 600#, 900#, 1500#, 2500# (as applicable by material & connection)
- Testing & QA — MTC EN 10204/3.1, PMI, NDT (RT/UT/DP), Hardness, Hydro test
Chemical Composition (Representative / Typical)
Note: values are representative typical compositions. For exact limits use the referenced ASTM/EN standard or the supplier MTC.
Stainless Steels
| Grade | C | Si | Mn | P | S | Cr | Ni | Mo | Others |
|---|---|---|---|---|---|---|---|---|---|
| SS304 | ≤0.08 | ≤0.75 | ≤2.0 | ≤0.045 | ≤0.03 | 18–20 | 8–10.5 | — | — |
| SS316 | ≤0.08 | ≤0.75 | ≤2.0 | ≤0.045 | ≤0.03 | 16–18 | 10–14 | 2–3 | — |
Carbon & Alloy Steel
| Grade | C | Mn | P | S | Cr | Mo | V/Nb/others |
|---|---|---|---|---|---|---|---|
| A105 (Carbon Steel Forgings) | ≤0.35 | ≤1.20 | ≤0.035 | ≤0.035 | — | — | — |
| 4140 (Alloy Steel) | 0.38–0.45 | 0.75–1.00 | ≤0.035 | ≤0.040 | 0.80–1.10 | 0.15–0.25 | — |
Duplex / Super Duplex & Nickel Alloys
| Grade | Cr | Ni | Mo | N | Fe / Others |
|---|---|---|---|---|---|
| Duplex 2205 | 22–23 | 4–6 | 3.0 | 0.14–0.20 | Balance Fe |
| Super Duplex 2507 | 24–26 | 6–8 | 3–5 | 0.24–0.30 | Balance Fe |
| Inconel® 625 (Ni-base) | ≤0.1 | 58 min | 8–10 (as Nb+Mo) | — | Nb + Mo additions |
| Hastelloy® C276 | 14–18 | ≤1.5 | 15–17 | — | Co, W traces |
| Monel® 400 | ≤0.3 | 63–70 (Ni) | — | — | Copper balance |
Copper Alloys
| Grade | Composition Notes |
|---|---|
| Brass (C272 / C360 equiv) | Copper + Zn; free-machining grades available |
| Bronze (Phosphor Bronze) | Copper + Sn + P; good bearing & corrosion properties |
Mechanical Properties (Typical)
Typical mechanical properties (approximate values — refer to specific standard/TDS for design use):
| Grade | Tensile Strength (MPa) | Yield (MPa) | Elongation (%) | Hardness (HB / HRC) |
|---|---|---|---|---|
| SS304 | 520–750 | 205–310 | 40–60 | ~130 HB |
| SS316 | 520–720 | 205–310 | 40–60 | ~130 HB |
| A105 (Forged CS) | 415–585 | 205–310 | 20–30 | ~120–190 HB |
| 4140 (Normalized / QT) | 700–1100 (depends heat treatment) | 450–900 | 10–20 | 200–600 HB (post-HT) |
| Duplex 2205 | 620–850 | 450–620 | 25–35 | ~230 HB |
| Super Duplex 2507 | 700–950 | 480–720 | ~20–30 | ~260 HB |
| Inconel® 625 | 800–1100 | 400–620 | 30–40 | ~200 HB |
Equivalent Grades (Quick Reference)
Common equivalents you may find in specifications or supplier catalogs:
| Common Name | Typical Equivalents / Notes |
|---|---|
| SS304 | AISI 304 / UNS S30400 / EN 1.4301 |
| SS316 | AISI 316 / UNS S31600 / EN 1.4401 |
| Carbon Forging A105 | ASTM A105 / ASME SA105 (for flanges & fittings) |
| Alloy 4140 | EN 42CrMo4 / DIN 1.7225 / UNS G41400 |
| Duplex 2205 | UNS S32205 / EN 1.4462 |
| Super Duplex 2507 | UNS S32750 / EN 1.4410 |
| Inconel® 625 | UNS N06625 |
| Hastelloy® C276 | UNS N10276 |
| Monel® 400 | UNS N04400 |
Dimension Chart — Typical Butt-Weld & Threaded Fittings (Sample)
Below is a compact sample dimension chart for common fittings. For project design use the full tables in ASME B16.9 / B16.11 or supplier MTO.
| Fitting | Nominal Size (NPS) | Nominal OD (mm) | Face to End / Length (approx mm) | Std Schedule / Wall (typ) |
|---|---|---|---|---|
| 90° Elbow (butt-weld) | 1/2" | 21.3 | 51 | SCH 40 (2.77 mm) |
| 90° Elbow (butt-weld) | 2" | 60.3 | 76 | SCH 40 (3.91 mm) |
| Long Radius Elbow | 4" | 114.3 | 152 | SCH 40 (6.02 mm) |
| Reducing Tee | 2" × 1/2" | 60.3 × 21.3 | — | varies |
| Socket Weld Tee | 1/2" | 21.3 | — | Schedule per pipe |
| Threaded Nipple | 3/4" | 26.7 | — | — |
By choosing BB Infras, you get superior build quality, corrosion resistance, high pressure handling capability, and unmatched performance across all types of plumbing and piping applications. Our customer-centric approach and timely delivery make us the preferred supplier worldwide.
Uses of Industrial Fittings
Industrial fittings are essential components used in piping systems to ensure safe, leak-free, and efficient fluid or gas transfer across various industries. They connect, control, regulate, and support pipelines operating under different temperature and pressure conditions.
1. Oil & Gas Industry
Industrial fittings are widely used in onshore and offshore drilling operations, refinery pipeline systems, gas distribution networks, and high-pressure fluid transfer. Their corrosion resistance and temperature tolerance make them ideal for harsh environments.
2. Petrochemical & Chemical Industry
These fittings are crucial in chemical processing plants, acid/alkali lines, solvent transfer systems, and hazardous chemical handling. Materials are selected based on corrosion resistance and compatibility with chemicals.
3. Power Generation Industry
Industrial fittings are used in boiler lines, steam pipelines, turbine systems, and cooling water networks. They withstand high pressure and extreme temperatures in thermal, nuclear, and renewable energy plants.
4. Water Treatment & Desalination Plants
Applications include RO systems, filtration units, pumping stations, and municipal water supply lines. Fittings provide durability, corrosion resistance, and long-term leak-proof performance.
5. Food & Beverage Industry
Stainless steel sanitary fittings ensure hygienic flow in dairy units, breweries, beverage manufacturing, and food processing systems. They prevent contamination and meet high hygiene standards.
6. Pharmaceutical Industry
Industrial fittings are used in cleanroom piping, purified water systems, drug manufacturing units, and sterile processing operations. They comply with GMP and maintain contamination-free fluid handling.
7. Construction & Infrastructure
Used in firefighting systems, HVAC networks, plumbing systems, and building pipelines. Industrial fittings ensure reliable flow and structural stability across large infrastructure projects.
8. Marine & Shipbuilding
Marine-grade fittings are used in seawater pipelines, ballast systems, and fuel/oil transfer lines. They offer high resistance to corrosion in saltwater environments.
9. Automotive & Aerospace
Essential for fuel injection lines, hydraulic systems, coolant pipelines, and high-pressure circuits. They withstand vibration, heat, and pressure fluctuations in vehicles and aircraft.
10. Mining & Metal Processing
Industrial fittings are used in slurry pipelines, ore processing systems, and high-abrasion environments. Alloy steel fittings provide strength, wear resistance, and durability.
FAQ — Frequently Asked Questions
- Q: What materials do you stock for industrial fittings?
- A: We stock stainless steels (304/316/L), duplex & super-duplex, carbon steel forgings (A105), alloy steels (4140), nickel alloys (Inconel 625), Hastelloy C276, Monel 400, brass, bronze and engineered non-metallics (PTFE-lined, PVC, CPVC). Custom materials can be sourced on request.
- Q: Do your fittings come with test certificates?
- A: Yes — standard MTC / FAT documentation (EN 10204 3.1 / 3.2) is provided. For special alloys we provide PMI reports and any agreed NDT (RT/UT/DP) as per purchase order.
- Q: Can you supply fittings to specific standards?
- A: Absolutely — we supply to ASME/ASTM, MSS, EN, DIN and other international standards. Please specify the required standard in the PO.
- Q: What is the typical lead-time?
- A: Lead time depends on material and quantity — stocked items are typically dispatched within 3–7 working days; non-stock or special alloys may take longer (2–8 weeks). For urgent requirements we maintain an expedited sourcing process.
- Q: Do you offer machining, heat treatment or special finishes?
- A: Yes — value-added services such as custom end-preparations, machining, passivation, heat treatment and special coatings are available. Please quote requirements at RFQ stage.
- Q: How to request a quotation?
- A: Provide: item description (fitting type), size (NPS), material grade, end connection, quantity, pressure class (if required) and delivery address. We will respond with a formal quotation and lead-time.
Countries we have exported our products to
Turkey, Thailand, Bulgaria, Serbia, Mexico, Estonia, Trinidad & Tobago,Tunisia, New Zealand, Indonesia, Puerto Rico, Ireland, India, Morocco, Brazil, Lebanon, Hong Kong, Jordan, Ukraine, Switzerland, Czech Republic, Lithuania, Sri Lanka, Greece, Taiwan, Zimbabwe, Algeria, Romania, Mexico, Ghana, Italy, Philippines, Spain, United Kingdom, Finland, Azerbaijan, Japan, Macau, Israel, Saudi Arabia, Kenya, Bhutan, Poland, Poland, Costa Rica, Kuwait, Singapore, Pakistan, France, Colombia, Tibet, Bolivia, Portugal, Iraq, Australia, Kazakhstan, Nepal, Mongolia, Gambia, Malaysia, Chile, Germany, Slovakia, China, Bahrain, Denmark, Angola, Afghanistan, Peru, Austria, Ecuador, Gabon, Croatia, South Africa, Sweden, Chile, Hungary, United Arab Emirates, Argentina, Bangladesh, Oman, Egypt, United States, Belgium, Canada, Namibia, Norway, Qatar, Belarus, Netherlands.
Cities we have supplied our products to
Bengaluru, Vung Tau, Nashik, Jaipur, Navi Mumbai, La Victoria, Al Jubail, Noida, Granada, Doha, Dammam, Ernakulam, Chandigarh, Santiago, Melbourne, Surat, Nagpur, Ranchi, Kanpur, Jakarta, Ahvaz, Indore, Jamshedpur, Muscat, Rajkot, Lahore, Chiyoda, Milan, Hong Kong, Riyadh, Houston, Busan, Calgary, Madrid, Visakhapatnam, Atyrau, Bhopal, Algiers, Colombo, Kolkata, Petaling Jaya, Dallas, London, Cairo, Thiruvananthapuram, Caracas, Howrah, Moscow, Port-of-Spain, Baroda, Mexico City, Gurgaon, Singapore, Aberdeen, Coimbatore, Kuala Lumpur, Perth, Ahmedabad, New York, New Delhi, Manama, Abu Dhabi, Montreal, Jeddah, Pune, Vadodara, Kuwait City, Chennai, Geoje-si, Tehran, Mumbai, Hanoi, Karachi, Pimpri-Chinchwad, Thane, Haryana, Ulsan, Seoul, Dubai, Ho Chi Minh City, Toronto, Hyderabad, Los Angeles, Faridabad, Lagos, Sydney, Courbevoie, Bangkok, Bogota, Rio de Janeiro, Ankara, Al Khobar, Ludhiana, Istanbul, Gimhae-si, Brisbane, Edmonton, Sharjah, Secunderabad.
