BS 3799 fittings

BS 3799 Fittings Overview
| Sizes in Ready Stock | 1/8″ to 4″ |
|---|---|
| Standard | ASME B16.11 & ANSI B16.11 |
| Pressure Class | 2000 PSI to 9000 PSI |
| Threads | ISO, BSP, UNF, NPT, BSPT, SAE |
| Material | Stainless Steel, Nickel Alloy, Carbon Steel, Brass, Duplex and Super Duplex Steel, Copper Alloy |
| Thickness | SCH 20 to SCH 60 |
| Process | CNC Machined |
| Forging | Open Die Forging |
| Temprature | up to 500 °C (932 °F) |
| Approvals | ADNOC, Q CHEM, EIL, MA’ADEN, KNPC, BAPCO, SABIC, KOC, Saudi Aramco, KPI |
| Origin of Raw Material: | European, Indian, Korean, Janpanese, UK, German |
| MTC | EN 10204/3.1B |
| Test Certificates |
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| RFQ: | support@pipingmaterial.ae |
| Shipping Time |
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| Value Added Services | Forging, Casting, Polish, Sand Blasting, Electroplating, Galvanizing |
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- Document Checklist Available
Check BS EN 3799 Threaded Union Dimensions and Sizes
BS 3799 Fittings Specification
Size In Ready Stock: 1/8″ TO 4″
Maximum Size: 4″
Wall Thickness: SCH 20 to SCH 60
Pressure Class: Class 2000 to Class 9000

Installations: Oil & Gas, Power Generation, Petrochemicals

Standard Testing: Hydrostatic, Hardness, Proof & Impact Testing

International Standard: ANSI B16.11, ASME B16.11

Surface Finish: Polished, Anti-rust Oil
Threads : ISO, BSP, UNF, NPT, BSPT, SAE

Forging Method: Open Die & Closed Die Forging
Packaging: Plastic Bag, Wooden Case & Carton Box
Connection: Socket Welding & Threaded
BS EN 3799 Threaded Union Dimensions
| Nom Pipe Size | A (2) (Min) | B | L |
|---|---|---|---|
| 1/2" | 27.7 | 21.3 | 68.0 |
| 3/4" | 33.5 | 26.7 | 75.9 |
| 1" | 41.4 | 33.4 | 86.0 |
| 1-1/4" | 50.5 | 42.2 | 95.1 |
| 1/4″ | 19.0 | 13.7 | 55.4 |
| 3/8″ | 22.9 | 17.1 | 60.0 |
| 1-1/2″ | 57.2 | 48.3 | 100.5 |
| 2″ | 70.1 | 60.3 | 112.1 |
Refer Online Latest Price List of BS3799 Forged Threaded Fittings
BS 3799 Socket Weld Pipe Fittings Dimensions
| Nominal Bore (DN) | Fitting Type | Outside Diameter (OD) | Wall Thickness (WT) | Radius (R) / Branch Size |
|---|---|---|---|---|
| DN 15 (1/2″) | Elbow (90°) | 21.3 mm | 2.0 mm | 32 mm |
| Tee (Equal) | 21.3 mm | 2.0 mm | DN 15 | – |
| Reducer (Concentric) | 60.3 mm | 3.2 mm | – | – |
| Cap | 21.3 mm | 2.0 mm | – | – |
| DN 20 (3/4″) | Elbow (90°) | 26.9 mm | 2.3 mm | 38 mm |
| Tee (Equal) | 26.9 mm | 2.3 mm | DN 20 | – |
| Reducer (Concentric) | 76.1 mm | 3.6 mm | – | – |
| Cap | 26.9 mm | 2.3 mm | – | – |
| DN 25 (1″) | Elbow (90°) | 33.7 mm | 2.6 mm | 50 mm |
| Tee (Equal) | 33.7 mm | 2.6 mm | DN 25 | – |
| Reducer (Concentric) | 88.9 mm | 3.6 mm | – | – |
| Cap | 33.7 mm | 2.6 mm | – | – |
| DN 32 (1 1/4″) | Elbow (90°) | 42.4 mm | 2.6 mm | 63 mm |
| Tee (Equal) | 42.4 mm | 2.6 mm | DN 32 | – |
| Reducer (Concentric) | 114.3 mm | 4.0 mm | – | – |
| Cap | 42.4 mm | 2.6 mm | – | – |
| DN 40 (1 1/2″) | Elbow (90°) | 48.3 mm | 2.9 mm | 75 mm |
| Tee (Equal) | 48.3 mm | 2.9 mm | DN 40 | – |
| Reducer (Concentric) | 168.3 mm | 4.5 mm | – | – |
| Cap | 48.3 mm | 2.9 mm | – | – |
| DN 50 (2″) | Elbow (90°) | 60.3 mm | 3.2 mm | 100 mm |
| Tee (Equal) | 60.3 mm | 3.2 mm | DN 50 | – |
| Reducer (Concentric) | 168.3 mm | 4.5 mm | – | – |
| Cap | 60.3 mm | 3.2 mm | – | – |
| DN 65 (2 1/2″) | Elbow (90°) | 76.1 mm | 3.6 mm | 125 mm |
| Tee (Equal) | 76.1 mm | 3.6 mm | DN 65 | – |
| Reducer (Concentric) | 168.3 mm | 4.5 mm | – | – |
| Cap | 76.1 mm | 3.6 mm | – | – |
| DN 80 (3″) | Elbow (90°) | 88.9 mm | 3.6 mm | 150 mm |
| Tee (Equal) | 88.9 mm | 3.6 mm | DN 80 | – |
| Reducer (Concentric) | 168.3 mm | 4.5 mm | – | – |
| Cap | 88.9 mm | 3.6 mm | – | – |
| DN 100 (4″) | Elbow (90°) | 114.3 mm | 4.0 mm | 200 mm |
| Tee (Equal) | 114.3 mm | 4.0 mm | DN 100 | – |
| Reducer (Concentric) | 168.3 mm | 4.5 mm | – | – |
| Cap | 114.3 mm | 4.0 mm | – | – |
| DN 150 (6″) | Elbow (90°) | 168.3 mm | 4.5 mm | 300 mm |
| Tee (Equal) | 168.3 mm | 4.5 mm | DN 150 | – |
| Reducer (Concentric) | 168.3 mm | 4.5 mm | – | – |
| Cap | 168.3 mm | 4.5 mm | – | – |
BS 3799 Fittings Types
Screwed Types
- 90 Degree Elbows, 45 Degree Elbows
- Tees
- Crosses
- Coupling, Half Coupling
- Cap
- Square Head Plugs,Hex Head Plugs, Round Head Plugs
- Hex Head Bushings
- Hex Nipple, Round Nipple, Swage Nipple
- Union
- Welding Boss
Socket Weld Types
- 90 Degree Elbows
- 45 Degree Elbows
- Tees
- Crosses
- Coupling, Half Coupling
- Cap
- Union
- Swage Nipple
- Welding Boss
Sales Representative available to Provide Quick Quote
Global BS 3799 Fittings Suppliers in UAE delivering cutting-edge solutions with enhanced protective properties.
| Asia | Brunei, Cambodia, Laos, Malaysia, Mongolia, Myanmar, Philippines, Singapore, Taiwan, Thailand, Vietnam, Indonesia |
|---|---|
| Europe | Andorra, Armenia, Azerbaijan, Belgium, France, Georgia, Germany, Netherlands, Italy |
| Middle East | Abu Dhabi, Ajman, Al Khobar, Al Jubail, Amman, Beirut, Dammam, Doha, Dubai, Fujairah, Iraq, Jeddah, Jebel Ali, Jordan, Lebanon, Lusail, Manama, Muscat, Ras Al Khaimah, Riyadh, Saudi Arabia, SCZone, Sharjah, Sohar, Syria, Turkey, Umm Al Quwain, Yemen |
Purchase Norma BS 3799 Swage Nipple With Destructive and Nondestructive Testing Reports
BS 3799 Swage Nipple Testings
- Radiography Testing
- Dye Penetrant Test
- Magnetic Particle Testing
- Positive Material Identification
- Chemical / Spectro Analysis
- Ultrasonic Testing
- Mechanical Testing
Call Now for the Clients List Based in Below Locations
Reliable BS 3799 Fittings Suppliers in UAE with a reputation for precision, quality, and endurance.
| Africa | Abuja, Addis Ababa, Benin, Cameroon, Cape Town, Chad, Congo, Durban, Equatorial Guinea, Gabon, Ghana, Ivory Coast, Johannesburg, Kenya, Lagos, Nairobi, Niger, Nigeria, Ogun, Republic of the Congo, Rwanda, South Africa, Sudan, Togo, West Africa |
|---|---|
| GCC Countries | Kuwait, United Arab Emirates (UAE), Bahrain, Qatar, Saudi Arabia, Oman |
| MENA | Algeria, Cairo, Casablanca, Egypt, Libya, Morocco, Tunisia |
ASME BS 3799 Standard Specifies Finish, Dimensions, Tolerances, Marking, and Material of Screwed and Socket-welding Fittings
BS 3799 Hex Nipple Dimensions
| Nom. Pipe Size | L | Weight | |||||
|---|---|---|---|---|---|---|---|
| Close Nipple | Short Nipple | Long Nipple | S40/STD | S80/ XS | S160 | XXS | |
| 1/8 | 3/4 | 1-1/2 | 2-12 | 0.37 | 0.47 | – | – |
| 1/4 | 7/8 | 1-1/2 | 2-12 | 0.53 | 0.80 | – | – |
| 3/8 | 1 | 1-1/2 | 2-12 | 0.84 | 1.10 | – | – |
| 1/2 | 1-1/8 | 1-1/2 | 2-12 | 1.27 | 1.62 | 1.95 | 2.55 |
| 3/4 | 1-3/8 | 1-1/2 | 2-12 | 1.69 | 2.20 | 2.90 | 3.64 |
| 1 | 1-1/2 | 2 | 2-1/2-12 | 2.50 | 3.24 | 4.24 | 5.45 |
| 1-1/4 | 1-5/8 | 2 | 2-1/2-12 | 3.39 | 4.47 | 5.61 | 7.77 |
| 1-1/2 | 1-3/4 | 2 | 2-1/2-12 | 4.05 | 5.41 | 7.25 | 9.55 |
| 2 | 2 | 2-1/2 | 3-12 | 5.44 | 7.48 | 11.11 | 13.44 |
| 2-1/2 | 2-112 | 3 | 3-1/2-12 | 8.63 | 11.41 | 14.92 | 20.39 |
| 3 | 2-5/8 | 3 | 3-1/2-12 | 11.29 | 75.27 | 21.35 | 27.68 |
| 3-1/2 | 2-3/4 | 4 | 44/2-12 | 13.57 | 18.64 | – | – |
| 4 | 2-718 | 4 | 4-1/2-12 | 16.08 | 22.32 | 33.54 | 41.03 |
| 5 | 3 | 4-1/2 | 5-12 | 21.77 | 30.97 | 49.12 | 57.43 |
| 5 | 3-1/8 | 4-1/2 | 5-12 | 28.26 | 42.56 | 67.57 | 79.22 |
Dimensional Tolerance of BS3799 Fittings
| Item | Type of pipe fitting | DN | 6-8 | 10-20 | 25-50 | 65-80 |
|---|---|---|---|---|---|---|
| NPS | 1/8″-1/4″ | 3/8″-3/4″ | 1″-2″ | 2-1/2″-3″ | ||
| Concentricity of bore (X) | All fittings | ±0.8 | ||||
| Coincidence of axes o61 | ±1 / 200 | |||||
| Bore diameter of fitting (b) | Boss & Hex Nipple | ±0.4 | a-0.8 | |||
| Bottom of socket to opposite face | Boss | ±0.8 | ±1.5 | ±2.0 | ±2.5 | |
Advantages and Disadvantages of BS3799 Threaded Boss
Advantages
- High Pressure and Temperature Capabilities
- Structural Reinforcement
- No Hot-Work Needed
- Compact Design
- Cost-Effective Material Efficiency
Disadvantages
- Risk of Creep Leakage
- Not Suitable for Corrosive Media
- Susceptibility to Over-Tightening Damage
- Internal Flow Disturbance
- Cyclic Loading
Check Out Your Nearby Locations For Fastest Deliveries
High-end BS 3799 Fittings Suppliers in UAE offering expertly designed products that exceed industry standards.
| Country | Cities |
|---|---|
| Netherlands | Haarlem, Amsterdam, Eindhoven, The Hague, Rotterdam |
| Belgium | Leuven, Antwerp, Seraing, Brussels, Ghent, Meeuwen-Gruitrode, Westerlo |
Obtain Quotes From Numerous Reputable BS3799 Threaded Boss Stockists in the UAE
BS3799 Socket Weld Welding Boss Dimensions
| Nominal Pipe Size | Socket Bore Diam., B | Bore Diameter of Fittings, D | Socket Wall Thickness, C [Note (1)] | Socket Depth, J | Laying Lgth., F Tol. ± | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Max. | Min. | 3000 | 6000 | 9000 | 3000 | 6000 | 9000 | |||||||||
| Max. | Min. | Max. | Min. | Max. | Min. | Avg. | Min. | Avg. | Min. | Avg. | Min. | Min. | ||||
| 1/4 | 14.6 | 14.2 | 10.0 | 8.5 | 7.1 | 5.6 | – | – | 3.78 | 3.30 | 4.60 | 4.01 | – | – | 9.5 | 1.5 |
| 3/8 | 18.0 | 17.6 | 13.3 | 11.8 | 9.9 | 8.4 | – | – | 4.01 | 3.50 | 5.03 | 4.37 | – | – | 9.5 | 3.0 |
| 1/2 | 22.2 | 21.8 | 16.6 | 15.0 | 12.5 | 11.0 | 7.2 | 5.6 | 4.67 | 4.09 | 5.97 | 5.18 | 9.35 | 8.18 | 9.5 | 3.0 |
| 1 1/2 | 49.2 | 48.8 | 41.6 | 40.1 | 34.7 | 33.2 | 28.7 | 27.2 | 6.35 | 5.54 | 8.92 | 7.80 | 12.70 | 11.12 | 12.5 | 4.0 |
| 2 | 61.7 | 61.2 | 53.3 | 51.7 | 43.6 | 42.1 | 38.9 | 37.4 | 6.93 | 6.04 | 10.92 | 9.50 | 13.84 | 12.12 | 16.0 | 4.0 |
| 2 1/2 | 74.4 | 73.9 | 64.2 | 61.2 | – | – | – | – | 8.76 | 7.67 | – | – | – | – | 16.0 | 5.0 |
| 3 | 90.3 | 89.8 | 79.4 | 76.4 | – | – | – | – | 9.52 | 8.30 | – | – | – | – | 16.0 | 5.0 |
| 4 | 115.7 | 115.2 | 103.8 | 100.7 | 10.69 | 9.35 | 19.0 | 5.0 | ||||||||
| 3/4 | 27.6 | 27.2 | 21.7 | 20.2 | 16.3 | 14.8 | 11.8 | 10.3 | 4.90 | 4.27 | 6.96 | 6.04 | 9.78 | 8.56 | 12.5 | 3.0 |
| 1 | 34.3 | 33.9 | 27.4 | 25.9 | 21.5 | 19.9 | 16.0 | 14.4 | 5.69 | 4.98 | 7.92 | 6.93 | 11.38 | 9.96 | 12.5 | 4.0 |
| 1 1/4 | 43.1 | 42.7 | 35.8 | 34.3 | 30.2 | 28.7 | 23.5 | 22.0 | 6.07 | 5.28 | 7.92 | 6.93 | 12.14 | 10.62 | 12.5 | 4.0 |
| 1/8 | 11.2 | 10.8 | 7.6 | 6.1 | 4.8 | 3.2 | 3.18 | 3.18 | 3.96 | 3.43 | 9.5 | 1.5 | ||||
BS 3799 Socket Weld Fittings Applications
- Oil & Gas Extraction
- Petrochemical & Chemical Processing
- General Industrial
- Power Generation
- Water & Wastewater
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