Product Information of Duplex Fasteners
| Size in Ready Stock: | Standard #00 to 4″ | Metric M1.2 to M80 |
|---|---|
| Custom Sizes Available in: | Up to M100 |
| Applications: | Saltwater Applications |
| Grades : | Duplex 2205 Fasteners |
| Steel Types: | Austenitic and Ferritic Steel |
| Finish : | Mill Finish and Polished Finish |
| Origin of Raw Material: | Korean, Indian, UK, Janpanese, European, German |
| Advantages: | 2 x Stronger Yield than Stainless Steel Fasteners |
| Manufacturing Standard: | DIN 934, ISO 4014, ASME B18 2.1, DIN 931, ISO 8100, DIN 933 |
| Threads: | UNR, UNF, Rolled, UNC, UNJ |
| Suitable Environment: | Chloride Environment |
| Stainless Series: | 300 Series |
| MTC: | EN 10204/3.1B |
| RFQ: | support@pipingmaterial.ae |
Duplex steel hex bolts and square bolt suppliers in UAE
Duplex Fasteners Specification
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Size Range: M2 to M120 or Custom Sizes
Manufacturing Method: CNC Machined, Cold Forging, Hot Forging
Threads Types : UN, BSW, CBSF, UNF
Testing : Hardness Test, Impact Test, Ultrasonic Testing
Finish: Brushed, Mill, Polished
Type of Neck : Square, Triangular, Knurled, Hex
Machines: CNC Lath, Thread Rolling, Making Machines
Type of Duplex Bolt Head: Hex, Heavy Hex, Flat, Pan, Oval, Truss
Application: Marine, Chemical Processing, Oil & Gas
Applicable Fluids: Oil, Air, Gas, Steam, Water
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100% Tested duplex bolt with MTC EN 10204 3.1/3.2
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| Duplex stainless hex bolt sizes | Duplex stainless steel washer size chart | Duplex steel hex bolts other fasteners |
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Most common sizes
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| Duplex steel fasteners grades | American standard of Duplex bolts | Duplex steel nut bolts temperature range |
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| Duplex bolt thread class |
SA 276 duplex hex bolt head types | Duplex steel bolts manufacturing method |
Contact above duplex fasteners manufacturers & suppliers to see thread diameter |
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Have custom requirements? Contact above listed duplex fasteners suppliers & manufacturers in UAE |
| Duplex steel square bolts required testing & certificates | Duplex steel countersunk bolts thread types | Duplex steel plain washer end |
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| Duplex steel spring washer meet standards | Duplex steel machined washer applications | Duplex steel eye bolts surface treatments |
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Buy duplex bolts at affordable prices from certified duplex steel fasteners manufacturers in Middle East countries
Get benefits of custom sizes when buying from duplex fasteners suppliers in UAE and stockists of duplex hex bolts in Abu Dhabi as per ASME B18 2.1.
Available Types of Duplex Steel Fasteners
List Of Important Documents to Import Duplex Stainless Steel Bolts in Dubai
Manufacturing Standard of Duplex Stainless Steel Fasteners
Find duplex stainless steel fasteners in various types such as duplex j-bolts, carriage bolt, countersunk bolts, and t bolts check sizes, dimensions and price in Dubai
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- Size : M12 To M64
- Design : Large Hex Head
- DIN Standard: DIN 976
- Threads : Partially and Fully Threads
- Production Capacity: 400 Tons per month
- Uses : Automotive
- Commonly Used in Construction Applications
- Two Part : Anchor Body and Thread
- High Load Capacity
- Applications = Structural Engineering
- Also Known = Lifting Eye Bolt
- ASME Standard = ASME B18.15
- Design = T Shaped Head
- Widely used in Construction
- Threads = BSW, UN, CBSF, UNF
- Ease to Installation
- Head Design : Semi Circular Head
- Thread : Half & Full Thread
- DIN Standard = DIN 912
- Processes in Screwing and Tightening
- M6 To M28
- Head : Six Sided Head Type
- Angle = 90, 110, 120 Degree
- Csk Bolt Full Form = Countersunk Bolts
What is The Standard Packing For Duplex Washer During Transportation?
Wide range of polished & coated duplex steel friction grip bolts in the Middle East. Duplex steel u-bolts with plain / spring /star /machined washer
- Shape Types = Disk Shape
- M2 to M40
- Purpose = Distribute Fastener Load
- Used in Conjunction with Bolts & Nuts
- Also Called Split Ring Washers
- Designed to Provide Axial Load
- Come with External & Internal Tooth
- Provide Spring Action
- Manufactured from CNC Processes
- Used in Extreme Pressure
- Size = M2 to M42
- Best for Sea Water Equipment
Avoiding Costly Errors in Duplex Bolts and Nuts Applications
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Factors to Consider When Choosing Duplex Fasteners
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- Operating Environment Conditions
- Corrosion Resistance (Acids, Alkalis, Seawater)
- Mechanical Properties (Strength and Toughness)
- Ease of Welding
- Suppliers Reputation
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| Grade | Yield Strength 0.2% Proof min |
Tensile Strength min |
|---|---|---|
| UNS S32205 | 448 MPa | 621 MPa |
| UNS S31803 | 448 MPa | 650 – 880 MPa |
Duplex SS Fasteners Equivalent
| STANDARD | WERKSTOFF NR. | UNS |
|---|---|---|
| Duplex 2205 | 1.4462 | S31803 / S32205 |
Duplex Fasteners Chemical Composition
| Grade | Mn max | C max | P max | Si max | S max | Mo | Cr | N | Ni | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| S31803 | 2.0 | 0.03 | 0.03 | 1.0 | 0.02 | max 3.5 min 2.5 | max 23.0 | min 21.0 | max 0.20 | min 0.08 | max 6.5 | min 4.5 |
| S32205 | 2.0 | 0.03 | 0.03 | 1.0 | 0.02 | max 3.5 min 3.0 | max 23.0 | min 22.0 | max 0.20 | min 0.14 | max 6.5 | min 4.5 |
Find verified duplex stainless steel washer suppliers, compare response times and price of duplex eye bolts in United Arab Emirates
Associated with Traders in Below Location
| Country | Cities |
|---|---|
| Belgium | Brussels |
| Netherlands | Amsterdam |
| Belgium | Ghent |
| Netherlands | The Hague |
| Belgium | Seraing |
| Netherlands | Haarlem |
| Belgium | Meeuwen-Gruitrode |
| Belgium | Westerlo |
| Netherlands | Rotterdam |
| Belgium | Leuven |
| Belgium | Antwerp |
| Netherlands | Eindhoven |
Duplex Steel Fasteners Mechanical Properties
| Grade | Elongation (% in 50mm) |
Hardness Rockwell C (HR C) |
|---|---|---|
| UNS S31803 | 25 | 293 max. |
| UNS S32205 | 25 | 293 max. |
Duplex Stainless Steel Fasteners Temperature Range
Temperature range of duplex fasteners is 299°C (570°F).
| Nominchal Diameter (inch) | Torque ft-lb (Lubricated) | Threads (inch) | Torque ft-lb (Dry) |
|---|---|---|---|
| 1/4″ | 4.8 | 20 | 6.5 |
| 5.5 | 28 | 7.4 | |
| 5/16″ | 10 | 18 | 13.2 |
| 11 | 24 | 14.7 | |
| 3/8″ | 17.7 | 16 | 23.5 |
| 19.9 | 24 | 26.6 | |
| 7/16″ | 28.2 | 16 | 37.6 |
| 31.5 | 24 | 42 | |
| 1/2″ | 43.0 | 13 | 57.4 |
| 48.5 | 20 | 64.7 | |
| 9/16″ | 62.1 | 12 | 82.7 |
| 69.2 | 18 | 92.3 | |
| 5/8″ | 85.7 | 11 | 114.2 |
| 97 | 18 | 129.3 | |
| 3/4″ | 152 | 10 | 203 |
| 170 | 16 | 226 | |
| 7/8″ | 245 | 9 | 326 |
| 270 | 14 | 361 | |
| 1″ | 368 | 8 | 490 |
| 412 | 14 | 549 | |
| 1-1/4″ | 639 | 7 | 853 |
| 708 | 12 | 944 | |
| 1-1/2″ | 639 | 6 | 1484 |
| 1252 | 12 | 1669 |
Ready Stock of Duplex Fasteners in Following Locations
| MENA | Egypt, Morocco, Algeria, Tunisia, Libya, Israel, Palestine |
|---|---|
| Africa | Nigeria, South Africa, Kenya, Morocco, Egypt, Tunisia, Algeria |
| Middle East countries | UAE, Saudi, Qatar, Kuwait, Bahrain, Oman, Iraq, Iran, Jordan, Lebanon, Syria, Yemen |
How Do You Calculate Duplex Hex Bolts Torque?
The torque of bolts is calculated using the following formula
- T = KDP
- Where T = Torque
- K = torque coefficient (dimensionless)
- D = nominal diameter in inches
- P = bolt clamp load in pounds
Duplex Fasteners Heat Treatment
Heat treatment of duplex stainless steel fasteners is 1020°C to 1120°C (1,868°F to 2,048°F) at solution annealing.
What Are the Benefits of Using Duplex Bolts?
- High Yield Strength
- Outstanding Corrosion Resistance
- Good Weldability
- Long Service Life
- Ideal For Alkaline Environments
- Highly Resistant To SCC
- Low Thermal Expansion
- High Tensile Strength
DIN Standard for Duplex SS Bolts
Suitable Environment for Duplex Steel Stud Bolts
Types Of Duplex Stainless Steel Fasteners
Duplex Hex Bolts
DSS J-bolts
Duplex Alloy Countersunk Bolts
Duplex Stainless Steel U-bolts
Duplex Alloy Friction Grip Bolts
Duplex Stainless Steel Square Bolts
Duplex Eye Bolts
Duplex Steel Tie Bolts
DSS T Bolts
Duplex Spring Washer
Duplex Steel Star Washer
DSS Machined Washer
Duplex Stainless Steel Heavy Hex Head Bolt
Duplex Alloy Heavy Hex Bolt
Duplex Stainless Plain Washer
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