Fasteners Manufacturers & Suppliers in Oman | Bolts and Nuts Suppliers in Muscat, Sohar, Duqm & Across Oman
Oman’s industrial sector is undergoing a significant transformation under its Vision 2040 programme, with large-scale investments in oil and gas, petrochemicals, mining, port infrastructure and renewable energy driving strong demand for high-quality fasteners in Oman. From Petroleum Development Oman’s (PDO) onshore production sites to the rapidly expanding Duqm Special Economic Zone (SEZAD) and OQ’s downstream processing at Sohar, Jade Alloys has been a trusted fasteners supplier in Oman since 2005, serving PDO-approved EPC contractors, OQ downstream fabricators, Sohar Freezone manufacturers and SEZAD project developers with correctly specified, fully documented fasteners shipped directly from our Mumbai production facility.
Operating as an ISO 9001:2015 certified fasteners manufacturer with over two decades of Oman export experience, we cover the complete spectrum of industrial fasteners in Oman from workhorse hex bolts and standard heavy hex nuts for Muscat’s construction boom, to precision stud bolts engineered for Oman LNG’s high-pressure flanged joints and PDO’s NACE-specified sour service pipelines. Every consignment leaves our Mumbai plant with EN 10204 3.1 Mill Test Certificates and complete heat-number traceability validated through our NABL-accredited in-house laboratory.
What distinguishes Jade Alloys from Oman-based re-exporters and regional trading houses is the depth of our bolts and nuts inventory paired with genuine manufacturing capability. Muscat’s MEP and building contractors draw on our standard construction grades, while Duqm Refinery subcontractors and offshore vessel operators at Port of Sohar and Duqm Port source exotic alloy fasteners, Duplex 2205, Super Duplex 2507, Inconel 625 and Hastelloy C-276 produced in-house and shipped with zero intermediary margin. Monthly output from our Mumbai facility exceeds 500 MT, providing the production depth to fulfil urgent site orders and long-lead bulk procurement contracts simultaneously for bolts and nuts suppliers in Oman clients.
Project teams working under PDO DEP specifications, OQ (formerly Orpic/OmanOil) procurement frameworks, Oman LNG vendor requirements, or SEZAD contractor qualification processes will find our documentation suite complete from day one. We issue NACE MR0175 / ISO 15156 sour service certificates, co-ordinate third-party inspection through SGS or Bureau Veritas from their Muscat offices, and prepare the full export documentation package including ISPM 15-compliant wood packing declarations required for clearance at Port Sultan Qaboos, Port of Sohar, Duqm Port and Salalah Container Terminal.
Quick Section Links
- Specifications of Fasteners Supplied in Oman
- Material Grades Available for Oman
- Types of Fasteners We Supply in Oman
- Bolt Dimension Chart in Oman
- Hex Nut Dimensions Chart in Oman
- Bolts and Nuts Suppliers & Manufacturers in Oman
- Applications of Fasteners in Oman
- Cities We Supply Fasteners in Oman
- Countries We Export Fasteners
- Certifications & Quality Assurance of Fasteners in Oman
- Shipping Policy — Fasteners to Oman Ports
- Get a Quote from a Trusted Fasteners Supplier in Oman
Specifications of Fasteners Supplied in Oman
Every fastener in Oman despatched by Jade Alloys is manufactured and tested to the parameters listed below. Reach out to our technical team for non-standard dimensions, special alloy grades, or drawings-based manufacture.
| Parameter | Details |
|---|---|
| Standards | DIN, ASTM, BS, ASME, ISO and all International Standards |
| Fastener Length | 3 mm to 200 mm |
| Nuts Size | M3 – M56 | 3/16″ to 2″ | Custom Sizes |
| Bolt / Screw Size | M3 – M56 | 3/16″ to 2″ | Custom Sizes |
| Machine Screws Size | M1.6 – M12 |
| Washers Size | M3 – M56 | 3/16″ to 2″ | Custom Sizes |
| Stud Bolt Size | M6 – M100 | ¼” to 4″ | Custom Sizes |
| Packing | Wooden pallet, small boxes / cartons / pallets, or as per customer request |
| Surface Finish | HDG, Zinc Plated, Zinc Flake, Black Oxide, Xylan, or as per customer request |
| Stainless Steel Grades | SS 304, 304L, 304H, 310, 316, 316L, 321, 321H, 347, 347H, 904L |
| Duplex Steel Grades | UNS S31803, S32205, S32550, S32750, S32760 |
| Alloy / Carbon Steel Grades | ASTM A193 B7, B16, B8, B8M; ASTM A307, A325, A453 Gr 660 |
| Nickel Alloy Grades | Monel 400, Inconel 600, 625, 718, 825, Hastelloy C-276, C-22 |
Material Grades Available for Oman
| Material | Grades |
|---|---|
| Stainless Steel Fasteners in Oman | SS 304, 304L, 304H, 309S, 310S, 316, 316L, 316Ti, 316H, 317, 321, 321H, 347, 347H, 904L |
| Duplex Steel Fasteners in Oman | UNS S31803, S32205, S32550, S32750, S32760 |
| Alloy Steel Fasteners in Oman | ASTM A193 B7, B16; ASTM A307, A325, A320 L7; ASTM A453 Gr 660 |
| Nickel Alloy Fasteners | Nickel Alloy 200, Nickel Alloy 201 |
| Hastelloy Fasteners in Oman | Hastelloy C-22, C-276, C-2000, C-4, X, B, N, G |
| Inconel Fasteners in Oman | Inconel 600, 601, 625, 718, 725, X-750 |
| Monel Fasteners in Oman | Monel 400, Monel K-500 |
| Titanium Fasteners | Grade 2, Grade 5 (Ti-6Al-4V) |
Types of Fasteners We Supply in Oman
Jade Alloys stocks and exports the complete range of fastener types to clients across Oman. As trusted bolts and nuts suppliers in Oman, every product is supported by MTR and third-party inspection. Explore our product pages for detailed specifications:
Bolt Dimension Chart
Reference dimensions for the most frequently ordered bolts in Oman are tabulated below. Our technical team can advise on non-standard sizes and metric equivalents, contact us with your drawing or specification.
| Nominal Size | Bolt Dia Max (in) | Bolt Dia Min (in) | Across Flats (in) | Head Height (in) | Thread Len ≤6in |
|---|---|---|---|---|---|
| 1/4 | 0.250 | 0.245 | 7/16 | 5/32 | 0.75 |
| 5/16 | 0.3125 | 0.3065 | 1/2 | 13/64 | 0.875 |
| 3/8 | 0.375 | 0.369 | 9/16 | 15/64 | 1.00 |
| 7/16 | 0.4375 | 0.4305 | 5/8 | 9/32 | 1.125 |
| 1/2 | 0.500 | 0.493 | 3/4 | 5/16 | 1.25 |
| 5/8 | 0.625 | 0.617 | 15/16 | 25/64 | 1.50 |
| 3/4 | 0.750 | 0.741 | 1-1/8 | 15/32 | 1.75 |
| 7/8 | 0.875 | 0.866 | 1-5/16 | 35/64 | 2.00 |
| 1 | 1.000 | 0.990 | 1-1/2 | 39/64 | 2.25 |
| 1-1/4 | 1.250 | 1.239 | 1-7/8 | 25/32 | 2.75 |
| 1-1/2 | 1.500 | 1.488 | 2-1/4 | 1-5/16 | 3.25 |
Hex Nut Dimensions Chart in Oman
Standard hex nut dimensions for all nuts in Oman supplied by Jade Alloys. Require heavy hex, nylock, or specialty nut dimensions? Contact our technical team with your project requirements.
| Size | Nom. Dia (in) | Width Flats – Nom (in) | Width Flats – Min (in) | Thickness Min (in) | Thickness Max (in) |
|---|---|---|---|---|---|
| #0 | 0.060 | 5/32 | 0.150 | 0.043 | 0.050 |
| #4 | 0.112 | 1/4 | 0.241 | 0.087 | 0.098 |
| #8 | 0.164 | 11/32 | 0.332 | 0.117 | 0.130 |
| 1/4″ | 0.250 | 7/16 | 0.423 | 0.178 | 0.193 |
| 5/16″ | 0.312 | 9/16 | 0.545 | 0.208 | 0.225 |
| 3/8″ | 0.375 | 5/8 | 0.607 | 0.239 | 0.257 |
| 1/2″ | 0.500 | 3/4 | 0.736 | 0.283 | 0.302 |
| 3/4″ | 0.750 | 1-1/8 | 1.100 | 0.441 | 0.464 |
| 1″ | 1.000 | 1-1/2 | 1.469 | 0.563 | 0.591 |
Bolts and Nuts Suppliers & Manufacturers in Oman
Jade Alloys maintains one of the most comprehensive ASTM-grade inventories among bolts and nuts suppliers in Oman, with stock available for immediate dispatch and made-to-order capability for specialist grades. Navigate by product category or contact us directly with your material requisition:
Nuts Product Range (ASTM Standards)
PDO & OQ Project Compliance: Jade Alloys manufactures fasteners to PDO (Petroleum Development Oman) and OQ (formerly Orpic/OmanOil) material specifications, including NACE MR0175 / ISO 15156 requirements for sour service environments. Third-party inspection via SGS or Bureau Veritas can be arranged for formal PDO vendor submission and Duqm Refinery project approvals.
Applications of Fasteners in Oman
Oman’s procurement base spans onshore oilfields, a world-class drydock, active mining zones, and one of the GCC’s fastest-growing SEZs and Jade Alloys fasteners in Oman are specified and stocked for each of these environments:
- Oil & Gas Industry: PDO (Petroleum Development Oman), OQ, Oman LNG, Block 6 onshore fields, offshore production
- Petrochemical & Refining: Duqm Refinery & Petrochemical Complex, ORPIC Sohar Refinery, Liwa Plastics Industries Complex
- Power Plants & Utilities: OETC transmission infrastructure, Ibri Solar IPP, Sur Independent Power Project (IPP)
- Desalination & Water Treatment: Barka, Sohar, Salalah, and Qurayyat IWPP desalination plants; PAEW water network projects
- Ports & Maritime: Port of Sohar, Salalah Port, Duqm Port, Port Sultan Qaboos, vessel maintenance and port infrastructure
- Construction & Infrastructure: Oman Vision 2040 megaprojects, Muscat International Airport expansion, Oman Rail corridor
- Mining & Minerals: OQ Mining, Sohar Aluminium smelter, copper and chromite extraction facilities
- Marine & Offshore: Offshore drilling rigs, FPSO vessels, marine fabrication yards at Duqm and Sohar
- HVAC & MEP: Commercial construction, hospitality projects, building services across Muscat and Salalah
- Special Economic Zones: SEZAD (Duqm) industrial tenants, Sohar Freezone, Muscat Free Zone manufacturing clients
Cities We Supply Fasteners in Oman
Jade Alloys delivers fasteners in Oman to procurement teams in every governorate from Muscat’s Rusayl Industrial Estate to Ibri’s copper mining belt and the marine fabrication yards of Duqm:
| City / Area | Governorate | Key Industries |
|---|---|---|
| Muscat | Muscat Governorate | Government, Finance, Construction, Oil & Gas HQ |
| Sohar | North Al Batinah | Petrochemicals, Aluminium, Port Operations, Refining |
| Duqm | Al Wusta | Refinery, Drydock, SEZ, Offshore Support |
| Salalah | Dhofar | Port Logistics, Tourism, Oil Extraction, Free Zone |
| Sur | South Al Sharqiyah | LNG, Manufacturing, Cement, Ship Building |
| Nizwa | Ad Dakhiliyah | Construction, Agriculture, Light Manufacturing |
| Barka | South Al Batinah | Power, Desalination, Industrial Zone |
| Rusayl | Muscat | Rusayl Industrial Estate, Light Manufacturing |
| Ibri | Al Dhahirah | Copper Mining, Solar Energy, Infrastructure |
| Mina Al Fahal | Muscat | PDO Terminal, Oil Export, Petrochemicals |
Oman Industrial Zones Covered: Muscat | Sohar Industrial Port (SIPC) | Duqm SEZ (SEZAD) | Salalah Free Zone | Rusayl Industrial Estate | Barka | Sur | Nizwa | Ibri | Mina Al Fahal | Al Mazunah Free Zone | Knowledge Oasis Muscat
Countries We Export Fasteners
Oman is one of the export markets served by Jade Alloys. Our GCC-focussed logistics team supports cross-border procurement for multi-country project packages:
Certifications & Quality Assurance of Fasteners in Oman
Oman’s major project clients PDO, OQ, Oman LNG, SEZAD contractors demand documentation that holds up under third-party and client audits. Jade Alloys ships with a complete quality package as standard:
- ISO 9001:2015 Certified: Quality Management System covering procurement, manufacturing, testing, and inspection; certificate available on request
- NABL-Accredited Laboratory: In-house mechanical and chemical testing; calibrated UTM, optical emission spectrometer, Brinell and Rockwell hardness testers; test data traceable to national standards
- EN 10204 3.1 Mill Test Certificates: Issued from our own works laboratory; every certified product carries heat number marking for complete supply chain traceability
- Third-Party Inspection (TPI): Available on request via SGS, Bureau Veritas, Intertek, and LRQA; inspector mobilisation from Muscat for Oman-resident inspection
- NACE MR0175 / ISO 15156: Sour service compliance for B7M, 2HM, and other NACE-qualified grades; hardness certificates included essential for PDO sour gas projects
- ISPM 15 Compliance: All wood packaging meets Oman’s Ministry of Agriculture, Fisheries and Water Resources phytosanitary requirements for port clearance
- Incoterms 2020: FOB Mumbai, CFR Sohar/Muscat/Duqm/Salalah, CIF Oman, DDP Oman — full range supported per buyer requirement
Shipping Policy — Fasteners to Oman Ports
Oman’s four active commercial ports give buyers flexible import options, and Jade Alloys logistics team routes each shipment of fasteners in Oman through the most efficient gateway — whether Port Sultan Qaboos for Muscat-based clients, Port of Sohar for SIPC and Sohar Freezone buyers, Duqm Port for SEZAD project requirements, or Salalah Container Terminal for Dhofar region delivery:
- Export Documentation: Certificate of Conformance (CoC), Material Test Report (MTR), Packing List, Commercial Invoice, Bill of Lading, and Country of Origin Certificate
- Transit Time (Sea Freight): Stocked items ship within 3–5 business days from Mumbai. Sea freight transit to Port of Sohar or Port Sultan Qaboos typically takes 6–10 days; Duqm Port 8–12 days
- Transit Time (Air Freight): Urgent requirements can be airfreighted to Muscat International Airport (MCT) in 2–3 days
- Lead Time (Made-to-Order): 15–30 days depending on quantity, alloy grade, and surface finish requirements
- Incoterms: FOB Mumbai, CFR Muscat/Sohar/Duqm/Salalah, CIF Oman as per buyer requirement
- Packaging: Wooden pallets, polypropylene bags, carton boxes, or customized packaging per client specification to ensure zero transit damage
- Customs Compliance: Full documentation set for Oman customs clearance including CoC, MTR, Country of Origin, and ISPM 15-compliant wood packing declarations
Get a Quote from a Trusted Fasteners Supplier in Oman
Whether you are procuring standard fasteners in Oman for a Muscat construction project or sourcing NACE-certified sour service grades for a PDO pipeline contract, Jade Alloys has the stock, the certifications, and the Oman-specific expertise to fulfil your requirement accurately and on schedule. Share your RFQ, material grade, size, quantity, and delivery port and our dedicated Oman sales team will respond within 24 business hours with a firm quotation and full documentation details.
