Fasteners
Why Choose Us
Why Buyers Choose Us for Industrial Nuts and Bolts?
2-Hour Quote Turnaround
Live stock, no back-and-forth
ARAMCO Project Fasteners
AVL-listed manufacturer network
Mill-Original MTC
EN 10204 3.1, no re-stamped certs
UAE-Wide Dispatch
Ex-stock Jebel Ali & Musaffah
Multi-Supplier Price Compare
Best price across verified vendors
Verified Vendor Network
Audited stockists, no middlemen
Fasteners Overview
Product Range: Hex, Stud, Heavy Hex Nuts, Washers, Screws
Material Grades: A193 B7, A320 L7, SS B8/B8M, Duplex, Inconel
Size Range: M2 to M100 · UNC/UNF ¼″–4″
Standards Met: ASME, ASTM, ISO, DIN
Fasteners Approvals: Saudi Aramco, SABIC, ADNOC, ESMA
Supply Form: Loose, Boxed, Custom Bolt & Nut Kits
Test Certificates: EN 10204 3.1, Third-Party Witness
Applications: Petrochemical, Oil & Gas, Power Plants
HSN Code: 7318
Fasteners Approvals
Nut Bolt Suppliers Dubai & UAE-Wide
Nut Bolt Stockists in Dubai Keep odd Sizes in Ready Stock
Industrial Fastener Specifications
Steel Bolts & Nuts Manufacturing Origin
- USA & Canada
- Germany & Italy
- China & Taiwan
- India & UAE
Bolts & Nuts Material Grades
- ASTM A193 B7 / B7M
- ASTM A320 L7
- SS A193 B8 / B8M Cl.1 & 2, A453 Gr 660
- Duplex, Inconel & Monel, Hastelloy
Metric Fasteners Size & Thread Range
- M2 to M100 Metric
- UNC / UNF ¼″ to 4″
- M8 Bolt Nut Most Ordered
- Custom Threaded Inserts
Bolt Head & Drive Types
- Hex & Heavy Hex Head
- Socket / Allen Head
- Square & Carriage Head
- Flange & Wing Head
Fasteners Standards & Codes
- ASME B18.2.1 / B18.2.2
- ISO 4014 / ISO 4032
- DIN 931 / DIN 934
- SASO G-Mark / Saudi Aramco
Coated Fasteners
- Plain / Black Oxide
- Hot Dip Galvanized
- Zinc Electroplated
- Xylan / PTFE Coated
Test Certificates & Quality
- EN 10204 3.1 MTC
- SGS / TUV Third-Party Inspection
- Full Hardness & Tensile Reports
- Batch-Wise Traceability
Vendor Approvals
- ADNOC Approved Vendor
- Saudi Aramco AVL Listed
- SABIC Vendor Spec
- ESMA Certified
Supply & Dispatch
- Loose or Boxed Packing
- Kitted Bolt-Nut-Washer Sets
- Ex-Stock Same Day Dispatch
- Custom Fasteners 3–6 Week Lead
Meet Multiple Bolts and Nuts Suppliers in Middle East, Check Origin of Raw Material and Compare Steel Fasteners Price in UAE
Available Fasteners Material Grades
Browse Bolts, Nuts, Screws, Washers, Studs and Rods by material grade tap a family below to see every grade and product type in stock.
Finding Screw Suppliers in UAE? List of Nut Bolt and Fasteners Manufacturers in Dubai, No Login or Sign up required
Different Types of Fasteners
Fasteners Standards
Production Capabilities of Industrial Fasteners
Materials
Imperial Sizes
1/4″ to 4″
Metric Sizes
M2 to M120
Length (Maximum)
Up to 70″
Top Head Types
Drive Types
Thread Pitches
Surface
Services
American Standard
SAE Standards
SAE J429 Grade 1/2/5
Testing
Design Software
What are the Fastener Standards ?
One Supplier, Every Global Standard You NeedASME, ISO, DIN, SASO and JIS certified fasteners accepted on-site, no rejections, no re-testing delays.
USASME / ASTM
- ASME B18.2.1 – Hex Bolts
- ASME B18.2.2 – Hex Nuts
- ASTM A193 – B7/B7M Studs
- ASTM A194 – Nuts for High Pressure
EUEN / DIN
- DIN 931 – Hex Bolt Partial Thread
- DIN 933 – Hex Bolt Full Thread
- DIN 934 – Hex Nut
- EN ISO 4017 / 4032
ISO
- ISO 4014 – Hex Head Bolt
- ISO 4032 – Hex Nut Style 1
- ISO 898-1 – Mechanical Properties
- ISO 7089 – Plain Washers
SASASO / KSA
- SASO ISO 898-1
- SASO G-Mark Conformity
- Aramco SAES Materials
- SABIC Vendor Spec
GBUnited Kingdom
- BS 3692 – ISO Metric Hex Bolts
- BS 4190 – Black Hex Bolts
- BS EN 14399 – Structural Bolting
JPJapan
- JIS B1180 – Hex Bolts
- JIS B1181 – Hex Nuts
- JIS B1256 – Plain Washers
Types of Bolts and Nuts
Hex Bolts and Nuts
Stud Bolts and Nuts
Square Head Bolts and Nuts
Wing Nuts and Bolts
Barrel Nuts and Bolts
Galvanized Bolts and Nuts
Tamper Proof Bolts and Nuts
U Bolts and J Bolts
Need a size or grade not listed? Send your bolt schedule, get a multi-supplier quote in 2 hours.
Metric Fasteners Size Chart
| Size | Pitch (mm) | Spanner / AF (mm) | Tensile Load (kN) |
|---|---|---|---|
| M3 | 0.50 | 2.9 | 5.5 |
| M4 | 0.70 | 5.2 | 7 |
| M5 | 0.80 | 8.4 | 8 |
| M6 | 1.00 | 12.0 | 10 |
| M8 | 1.25 | 21.9 | 13 |
| M10 | 1.50 | 35.0 | 17 |
| M12 | 1.75 | 51.0 | 19 |
| M16 | 2.00 | 96.0 | 24 |
| M20 | 2.50 | 151.0 | 30 |
| M24 | 3.00 | 218.0 | 36 |
Which ASTM Bolt Grade Do I Need?
| Grade | Material | Tensile (MPa) | Yield (MPa) | Service Note |
|---|---|---|---|---|
| A193 B7 | Carbon Steel | 860 | 720 | Up to 450°C |
| A320 L7 | Low-Temp Carbon Steel | 860 | 720 | Down to -101°C |
| A193 B8 Cl.1 | SS304 | 515 | 205 | General corrosion service |
| A193 B8M Cl.2 | SS316 | 690 | 415 | Offshore & desalination |
| Grade 8.8 | Metric High Tensile | 800 | 640 | Structural steel |
| Grade 10.9 | Metric Extra High Tensile | 1040 | 940 | Wind energy, crane loads |
Material Inspection Facility in Following Locations
Belgium
NetherlandsApplications and Uses Industrial Steel Fasteners
Marine Grade Fasteners
Below grades are suitable for marine & sea environments. Get a free quote from above genuine fasteners manufacturers and suppliers.
Construction Fasteners
Heavy Duty Fasteners
High Temperature Fasteners
Looking to buy high temperature nut bolt or rivets? Check the complete list of high temp bolt along with material grade & ASTM standard. Check the temperature limit for heat resistant nuts and bolts.
Other Industrial Fasteners
Automotive Fasteners
Petrochemical Fasteners
HVAC
Medical Equipment
Defense & Military Standard Fasteners
Nuclear Energy
Mining Fasteners
Power Generation
Petrochemical Fasteners
HVAC
Medical Equipment
Defense & Military Standard Fasteners
Nuclear Energy
Mining Fasteners
Power Generation
Steel Fasteners Head Style
Flat
Hex
Pan Head
Hex Washer Head
Oval
Truss
Round
Slotted Hex Washer
Socket Cap
Button Head
Selection of High Temperature Bolts and Nuts
| Temperature range oC | PN Class up to | Selection of fastener material | |
|---|---|---|---|
| bolts | nuts | ||
| -10 to 120 | PN 40 Cl. 300 | Grade 4.6 Bolt (EN 20898-1) | Gr 5 |
| -10 to 300 | PN 40 1) Cl. 300 | Grade 5.6 (EN 20898-1) | Gr 5 |
| -10 to 300 | PN 40 1) Cl. 300 | Grade 6.8 (EN 20898-1) | Gr 6 |
| -10 to 300 | PN 40 1) Cl. 300 | Grade 8.8 Bolts (EN 20898-1) | Gr 8 |
| -10 to 450 | All | AISI 4130 – 1.7218/ 25CrMo4 | 1.1181/ C35E |
| -10 to 450 | All | AISI 4140- 1.7225 / 42CrMo4 | 1.1191/ C45E |
| -60 to 400 | All | AISI 4130- 1.7218 | A2-50 nut, A2-70 |
| -100 to 450 | All | AISI 4140 – 1.7225 | 1.7225 / 42CrMo4 |
| -40 to 300 | All | AISI 4340 – 1.6580 / 30CrNiMo8 | 1.7225 / 42CrMo4 |
| -10 to 500 | All | 42CrMo5-6 – | 1.7225 / 42CrMo4 |
| -10 to 500 | All | Boiler steel 40CrMoV4-6 / 1.7711 | 1.7225 / 42CrMo4 |
| -10 to 540 | All | 21CrMoV5-7 structural steel, 1.7709 | 1.7709 / 21CrMoV5-7 |
| -10 to 600 | All | 20CrMoVTiB4-10 boiler steel | boiler steel 20CrMoVTiB4-10 |
| -200 to 550 | All | X6NiCrTiMoVB 25-15-2, A286 Fasteners 1.4980 | 1.4980 / X6NiCrTiMoVB 25-15-2 |
| -10 to 550 | All | X7CrNiMoBNb16-16 heat resistant steel/ 1.4986 | 1.4986 / X7CrNiMoBNb16-16 |
| -200 to 400 | PN 40 Cl. 300 | A4-50 fasteners, EN ISO 3506-1 | A4-50 nut |
| -200 to 400 | PN 100 Cl. 600 | A4-70 | A4-70 nut |
| -200 to 400 | PN 40 Cl. 300 | A2-50 fasteners | A2-50 nut |
| -200 to 400 | PN 100 Cl. 600 | A2-70 | A2-70 nuut |
| -200 to 550 | PN 40 Cl. 300 | SS 316 Fasteners, 1.4401/ X5CrNiMo17-12-2 | 1.4401 / X5CrNiMo17-12-2 |
| -200 to 200 2) | PN 100 Cl. 600 | 1.4401/ X5CrNiMo17-12-2 AT+C | 1.4401 / X5CrNiMo17-12-2 |
| -200 to 550 | PN 40 Cl. 300 | SS 304 Fasteners, 1.4301 / X5CrNi18-10 | 1.4301 / X5CrNi18-10 |
| -200 to 200 2) | PN 100 Cl. 600 | 1.4301/ X5CrNi18-10 AT+C | 1.4301 / X5CrNi18-10 |
Notes:
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How To Choose The Right Nut Bolt For Petrochemical Plant in Dubai? ?
Torque Chart For Metric Fasteners
| Grade | Bolt Size | Torque Lubed (Nm) | Torque Dry (Nm) |
|---|---|---|---|
| A193 B7 | 7/8″ (M22) | 176 | 237 |
| A193 B7 | 3/4″ (M20) | 108 | 149 |
| A193 B7 | 1″ (M24) | 264 | 352 |
| A193 B7 | 5/8″ (M16) | 61 | 81 |
Fastener Manufacturing Machinery
Leading Fasteners Suppliers in UAE offering certified, high-grade industrial hardware.
Forming & Testing Machines
- Thread Rolling Machine
- Head Trimming Machine
- Dyer Machine
- Universal Tensile Machine
Finishing & Fabrication Machines
- Cold Forging Machine
- Wire Pointing Machine
- Polishing Machine
- Heavy Duty Lathe Machine
Sales Agents in Following Locations
Middle East
Asia
Europe
Buy Steel Bolts and Nuts in Various Coating and Threads, Get Quote from Leading Nut Bolt Manufacturers and Suppliers in UAE
Bolt and Nut Coating
Fastener Threads & Drives
Thread Types
- 01Metric Threads
- 02UNEF Threads
- 03UNF Threads
- 04UNC Threads
- 05ACME Thread
- 06Dual Threads
- 07Flat Threads
Bolt Drive Types
- 01External Hex Drive
- 02Torx Drive
- 03Slotted Drive
- 04Square Drive
- 05Phillips Drive
- 06Hex Drive
Quality Certifications
- ISO 14001
- ISO 45001
- ISO 9001:2015
- ISO 13485:2016
- AS9100D
- NCSL Z540.3
- NQA-1 Compliant
How to Verify an Aramco Approved Vendor?
Confirm Active AVL Listing
Not Just a Certificate
01
02
Check ESMA / SASO Conformity
Port Clearance Safe
Insist on Mill-Original MTC
EN 10204 3.1 Only
03
Petrochemical Fasteners Ready
ADNOC Vendor Listed
SABIC Compliant
ARAMCO Project Fasteners
ADNOC Vendor Listed
SABIC Compliant
ARAMCO Project Fasteners
Nut and Bolt Manufacturing Process
Raw Material Preparation
Cold Heading Forming
Thread Processing
Heat Treatment
Surface Treatment
Packaging and Inspection
Choose Industrial Fasteners Manufacturers Instead of Dealers or Distributors to Save Your Cost, View Latest Price List in Dubai
Fasteners Price List
Get custom bolts & nuts quoted fast — multiple UAE suppliers, one request
Which Bolts Suit Sour Gas (H₂S) Service?
B7M — Max 22 HRC
NACE-compliant stud bolt for H₂S service
A194 2HM Nuts
Matched sour-service nut grade
Hardness Report Mandatory
Third-party verified, per lot
Duplex for Cl⁻ + H₂S
Combined chloride and sour resistance
Storage Sites of Partner Suppliers
Africa
GCC Countries
MENA
Bolt Weight Chart
Reliable Fasteners Suppliers in UAE delivering fast, quality-assured bulk orders.
| Length (mm) | M24 | M20 | M16 | M12 | M10 | M8 | M6 |
|---|---|---|---|---|---|---|---|
| 20 | 62.0 | 43.0 | 28.0 | 16.0 | 11.0 | 7.1 | 4.0 |
| 30 | 88.0 | 61.0 | 40.0 | 23.5 | 16.5 | 10.0 | 5.6 |
| 40 | 113 | 79.0 | 52.0 | 31.0 | 21.8 | 12.8 | 7.2 |
| 50 | 138 | 96.0 | 64.0 | 38.5 | 27.0 | 15.6 | 8.8 |
| 60 | 163 | 114 | 76.0 | 46.0 | 32.3 | 18.4 | 10.4 |
| 70 | 188 | 132 | 88.0 | 53.5 | 37.5 | 21.2 | 12.0 |
| 80 | 213 | 150 | 100 | 61.0 | 42.8 | 24.0 | 13.6 |
| 100 | 263 | 186 | 124 | 76.0 | 53.3 | 29.6 | 16.8 |
| 125 | 328 | 232 | 155 | 94.5 | 66.5 | 36.5 | 20.8 |
| 150 | 393 | 278 | 186 | 113 | 79.8 | 43.5 | 24.8 |
| 200 | 523 | 370 | 248 | 150 | 106.3 | 57.3 | 32.8 |
Which Coating Stops Gulf Coastal Corrosion?
Plain / Black Oxide
Indoor dry storage only
Zinc Electroplated
Light indoor machinery
Hot Dip Galvanized
15–25 yr outdoor life
Xylan / PTFE Coated
Anti-galling on SS studs
Duplex / Monel
Extreme offshore fatigue life
Bolt Thread Pitch
US Thread Pitch
Metric Thread Pitch
| Diameter | Coarse Thread Pitch | Fine Thread Pitch |
|---|---|---|
| M2 | 0.4 | 0.25 |
| M3 | 0.5 | 0.35 |
| M4 | 0.7 | 0.5 |
| M5 | 0.8 | 0.5 |
| M6 | 1 | 0.75 |
| M7 | 1 | 0.75 |
| M8 | 1.25 | 1 |
| M9 | 1.25 | 1 |
| M10 | 1.5 | 1.25 |
| M12 | 1.75 | 1.5 |
| M14 | 2 | 1.5 |
| M16 | 2 | 1.5 |
| M18 | 2.5 | 2 |
| M20 | 2.5 | 2 |
| M22 | 2.5 | 2 |
| M24 | 3 | 2 |
| M24 | 3 | 2 |
| M27 | 3 | 2 |
| M30 | 3.5 | 3 |
Testing & Inspection for Steel Bolts and Nuts
Understanding Fastener Markings
Grade 2
Medium or Low Carbon Steel
55,000psi
Grade 5
Medium Carbon Steel
85,000psi
Grade 8
Carbon and Alloy Steel
120,000psi
Class 8.8
Medium Carbon Steel
580MPa
Class 10.9
Alloy Steel
830MPa
Class 12.9
Alloy Steel
970MPa
Can I Order CNC Machined or Custom Bolts?
1
Non-Standard Threads
ACME, Trapezoidal, Whitworth
2
Extra-Long Studs
Continuous thread to 3,000mm
3
Reverse Engineering
Legacy equipment replacement
4
3–6 Week Lead Time
MOQ 50 pcs, drawing-approved
Which Bolts Handle High Temperature Service?
A193 B16
Above 538°C
Cr-Mo-V alloy steam service
Inconel 625/718
High-Temp
Offshore riser bolting
A194 Grade 7
Matched Nut
High-temperature nut grade
What Are Marine Grade Fasteners for Offshore?
Offshore
Duplex 2205
PREN >35
Seawater injection systems
ASTM A276 / F51
Critical Service
Super Duplex 2507
PREN >43
Subsea & riser clamps
ASTM A182 F53
Standard Marine
SS316 B8M
Deck hardware
Coastal railing
ASTM A193 B8M
How Are Cold Forged Fasteners Made?
Wire Drawing
Raw coil sized to diameter
Cold Heading
Head formed under pressure
Thread Rolling
Stronger than cut threads
Heat Treatment
Grade-specific tensile finish
How Do I Stop Bolt Seizing & Thread Galling?
Problem: Hydrogen Embrittlement
Occurs above 1000 MPa UTS
Caused by acid-pickling electroplate
Leads to delayed brittle fracture
Solution: Correct Coating Choice
Specify Hot Dip Galvanizing instead
Xylan / PTFE on SS stud bolts
Avoid impact wrenches on assembly
Where Are Industrial Fasteners Used?
Trusted Fasteners Suppliers in UAE for oil, gas & marine industries.
Oil & Gas Piping
Structural Steel
Power Plants
Marine & Offshore
Wind Energy Towers
Desalination Plants
Heavy Equipment
Security Fencing
Aerospace
Construction
Get Your Fastener Schedule Priced Today
Connect with verified Industrial Fasteners stockists supplying Steel Bolts and Nuts, Metric Fasteners, Custom Fastener sets and Special Fasteners to petrochemical, marine and structural projects across the UAE.
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