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Built to Meet Global Standards

Strong Fasteners

Indasco manufactures bolts, nuts, and fasteners with advanced technology and strict quality control. Our products meet global standards, delivering strength, durability, and reliability for construction, automotive, and heavy industries.

Advanced Surface Protection

Smart Coating

With coatings like galvanizing, Dacromet, and PTFE, Indasco ensures maximum resistance to corrosion and wear. Our treatments extend product life and provide reliable performance in oil, gas, marine, and infrastructure projects.

Innovation Meets Reliability

Pure Quality

Combining modern machinery and expert teams, Indasco delivers fasteners that reflect innovation and precision. From customized solutions to large-scale production, we provide components trusted by industries worldwide.

“We emphasize the value of exchanging knowledge and experience with colleagues, and joining our shared path and goals will be our honor and delight.”

YEARS OF EXPERIENCE

Since 2021 we have grown from a single production line into a complete fastener manufacturer. Every year of that experience is written into the tolerances we hold, the coatings we apply and the test certificates that travel with each shipment.

Why Choose Us

Committed to Quality, Precision, and Industrial Trust

At Tav Sanat Andishe Sharq company, we are not just a fastener supplier — we are your strategic partner in building robust, reliable, and long-lasting industrial infrastructures. Our expertise in delivering fastening solutions aligned with global standards has made us a trusted name among engineers, contractors, and manufacturers across diverse industries. Leveraging deep industry knowledge, advanced logistics, and a reliable network of domestic and international partners, we ensure that every product meets the highest expectations — even in the most demanding operational conditions.

All products are manufactured and tested in accordance with DIN, ISO, ASTM, and internationally recognized standards such as.
Global Standards Compliance
From general-purpose bolts and nuts to custom-engineered fasteners, we support a wide range of industries including oil & gas, construction, petrochemicals, and machinery.
Comprehensive Product Range
Our modern warehousing, coded packaging, and order traceability systems guarantee timely and accurate deliveries.
Supply Chain Precision
Our engineering team offers tailored recommendations based on project load requirements, material specifications, and environmental conditions.
Technical Consultation
All products are accompanied by technical certificates, material testing reports, and detailed quality documentation.
Certified Quality Assurance
We prioritize sustainable sourcing and ethical operations aligned with global environmental standards.
Sustainability & Responsibility

Search Beyond Ordinary

One box, endless possibilities


“This search box is not just a tool — it’s your shortcut to everything that matters. Type in a word, a thought, or even a hunch, and watch as categories unfold and results surface in ways you didn’t expect. Whether you know exactly what you’re looking for or you’re just exploring, this box adapts to your curiosity. It’s more than search — it’s discovery at your fingertips.”

Our History

INDASCO, a Symbol of Commitment & Quality

Tav Sanat Andisheh Sharq

Tav Sanat Andisheh Sharq was established in 2021 with the goal of designing, manufacturing, and supplying various types of industrial bolts and nuts. Leveraging the expertise of skilled engineers, advanced machinery, and high-quality raw materials, the company has quickly earned a reputation as a reliable supplier in the fastener industry.

Tav Sanat’s products are widely used in key industries such as oil & gas, petrochemicals, power plants, automotive, industrial machinery, and construction. All products are manufactured in compliance with national and international standards.

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PRODUCT RANGE

Comprehensive Standards for Every Industry Need

Our product portfolio covers an extensive spectrum of fasteners and components, including bolts, nuts, screws, washers, pins, and rivets, each manufactured to meet and exceed international standards. Every product group is designed with accuracy, durability, and long-term performance in mind, ensuring secure connections across industrial, construction, and engineering applications. By integrating modern production techniques with strict quality control, we deliver solutions that not only comply with ISO, DIN, and ASTM specifications but also provide superior resistance against wear, stress, and environmental conditions. From heavy-duty structural bolts to precision washers and specialized fittings, our products are engineered to enhance safety, efficiency, and sustainability in every project. Choosing our fasteners means selecting reliability and innovation—products capable of withstanding the toughest environments while maintaining structural integrity and extending service life. Whether for large-scale infrastructure, high-precision machinery, or day-to-day industrial use, our range represents the perfect balance between technical excellence and practical value.

Explore Full Repository
Cup Head Square Neck Bolts — DIN Round Head Bolts, Indasco product B-05-0001

Round Head Bolts

Studs - Metal End ≈ 2 d — DIN Double End Bolts, Indasco product B-14-0001

Double End Bolts

Foundation Bolts - Type C — DIN Foundation Bolts, Indasco product B-13-0001

Foundation Bolts

Wheel Bolts - Type D, E — DIN Wheel Bolts, Indasco product B-12-0001

Wheel Bolts

Aerospace; Bihexagonal Head Bolts, Close Tolerance, with Mj-thread, Short Thread Length, In Titanium Alloy; Nominal Tensile Strength 1100 Mpa, for Temperatures up to 315 °c — Indasco product B-11-0001

12 Point Bolts

Bolts with External Hexalobular Driving Feature with Small Flange — DIN Hexalobular Bolts-Screws, Indasco product B-10-0001

Hexalobular Bolts-Screws

Steel Strap for Nomial Diameter 20 to 500 Tubes — DIN U-Bolts, Indasco product B-09-0001

U-Bolts

T-head Bolts with Large Head — DIN T-Head Bolts, Indasco product B-08-0001

T-Head Bolts

Eye Bolts — DIN Eye Bolts, Indasco product B-07-0001

Eye Bolts

Flat Countersunk Head Nib Bolts — DIN Countersunk Head Bolts, Indasco product B-06-0001

Countersunk Head Bolts

Stud Bolts - Part 1: Metric Thread — DIN Thread Rods, Indasco product B-15-0001

Thread Rods

Square Head Bolts with Collar — DIN Square Head Bolts, Indasco product B-04-0001

Square Head Bolts

Metric Heavy Hex Bolts — ANSI Hex Structural Bolts, Indasco product B-03-0001

Hex Structural Bolts

Metric Heavy Hex Head Flange Screws (SAE J1199 / ASTM F568M / F738M / F468M) — ASME Flanged-Collared Hex Bolts, Indasco product B-02-0001

Flanged-Collared Hex Bolts

Metric Hex Bolts (SAE J1199, ASTM F568) — ANSI Hex Bolts-Screws, Indasco product B-01-0001

Hex Bolts-Screws

Twist-Off-Type Tension Control Structural Bolts: Heavy Round Head Configurations (ASTM F3125 / F3125M) — Indasco product B-16-0001

Torshear type high strength bolt

Round Nuts with Drilled Holes in One Face — DIN Round Nuts, Indasco product N-08-0001

Round Nuts

Electrical Apparatus for Potentially Explosive Atmospheres for Mining; Triangular Nuts — DIN Keps Nuts, Indasco product N-15-0001

Keps Nuts

Pipe Nuts with Thread in Accordance with DIN ISO 228 Part 2 — DIN Coupling Nuts, Indasco product N-14-0001

Coupling Nuts

Bolted Connections With Waisted Shank - Cap Nuts — DIN Wheel Nuts, Indasco product N-13-0001

Wheel Nuts

Closed Insert Nuts with Disk for Plastics Mouldings-Round with Shoulder - Type H — DIN Snap-In Nuts, Indasco product N-12-0001

Snap-In Nuts

Sheet Spring Nuts with Tapping Screw Thread — DIN Tinnerman-Style Nuts, Indasco product N-11-0001

Tinnerman-Style Nuts

Tommy Nuts with Fixed Bar — DIN T-Nuts, Indasco product N-10-0001

T-Nuts

Fasteners - Wing Nuts - Rounded Wings — DIN Wing Nuts, Indasco product N-09-0001

Wing Nuts

Hexagon Slotted and Castle Nuts - Part 1: Metric Coarse and Fine Pitch Thread, Product Grades A and B — DIN Slotted Nuts, Indasco product N-07-0001

Slotted Nuts

Metric All-metal Prevailing-Torque Hex Nuts - Property Classes 5, 9 and 10 [Table 2] (A563M, F836M, F467M) — Indasco product N-06-0001

Locking Nuts

Hexagon Cap Nuts, Low Type — DIN Acorn Nuts, Indasco product N-05-0001

Acorn Nuts

Square Thin Nuts, Product Grade B — DIN Square Nuts, Indasco product N-04-0001

Square Nuts

Heavy Hex Flat Nuts and Heavy Hex Flat Jam Nuts [Table 10] (ASTM A563 / F594 / F467) — ASME Hex Structural Nuts, Indasco product N-03-0001

Hex Structural Nuts

Hex Flange Nuts [Table 13] (ASTM A563 / F594 / F467) — ASME Flanged-Collared Hex Nuts, Indasco product N-02-0001

Flanged-Collared Hex Nuts

Hex Machine Screw Nuts [Table 1-1] (ASTM A563 / F594 / F467) — ASME Hex Nuts, Indasco product N-01-0001

Hex Nuts

Washers with Square Hole, Especially for Timber Constructions — DIN Square Hole Washers, Indasco product W-09-0001

Square Hole Washers

Bolted Connections with Reduced Shank; Extension Sleeves — DIN Bush-Shoulder Washers, Indasco product W-17-0001

Bush-Shoulder Washers

Adjusting Rings — DIN Rigid Retainer Rings, Indasco product W-16-0001

Rigid Retainer Rings

Snap Rings with Rectangular Profile for Shafts — DIN Wire Retainers, Indasco product W-15-0001

Wire Retainers

Retaining Washers for Shafts — DIN Radially Assembled Rings, Indasco product W-14-0001

Radially Assembled Rings

Retaining Rings for Bores - Heavy Type — DIN Retaining Rings for Bores, Indasco product W-13-0001

Retaining Rings for Bores

Retaining Rings for Shafts - Normal Type — DIN Retaining Rings for Shafts, Indasco product W-12-0001

Retaining Rings for Shafts

Sealing Push-In Caps — DIN Sealing Washers, Indasco product W-11-0001

Sealing Washers

Rolling Bearings - Lockwashers; Safety Plate, Lockclip — DIN Tab Washers, Indasco product W-10-0001

Tab Washers

Hardened Beveled Washers with Slope or Taper in Thickness 1:6 (ASTM F 436) — ASME Beveled Washers, Indasco product W-08-0001

Beveled Washers

Hardened Beveled Washers with Slope or Taper In Thichness 1:16 (ASTM F 436) — ASME Square Washers, Indasco product W-07-0001

Square Washers

Serrated Lock Washers with External Teeth for Screw and Washer Assemblies — DIN Toothed Lock Washers, Indasco product W-06-0001

Toothed Lock Washers

Double Coil Helical Spring Lock Washers for Wood Structures — ASME Spring Lock Washers, Indasco product W-05-0001

Spring Lock Washers

Heavy Helical Spring-Lock Washers [Table 2] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286) — Indasco product W-04-0001

Spring Washers

Type B Plain Washers [Table 2] (ASTM A325 / ANSI 1060) — ANSI Plain Washers, Indasco product W-03-0001

Plain Washers

Axial Thrust Washers for Flange Couplings of Vertical Shaft for Agitators — DIN Thrust Washers, Indasco product W-02-0001

Thrust Washers

Lock Washers with Doule Faced Printing, Steel — DIN Disc spring, Indasco product W-01-0001

Disc spring

Open End Blind Rivets with Break Pull Mandrel and Protruding Head - AIA/St — DIN Blind Rivets, Indasco product R-03-0001

Blind Rivets

Oval Head Semi-Tubular Rivets — ASME Tubular-Semi-Tubular Rivets, Indasco product R-02-0001

Tubular-Semi-Tubular Rivets

Small Solid Rivets - Truss Head Rivets [Table 5] (ASTM A31, SAE J430) — ANSI Solid Rivets, Indasco product R-01-0001

Solid Rivets

Parallel Pins, of Hardened Steel and Martensitic Stainless Steel ( Dowel Pins ) — DIN Parallel Pins, Indasco product P-02-0001

Parallel Pins

Angle Joints with Screw Studs, with Rivet Studs — DIN Ball Pin, Indasco product P-08-0001

Ball Pin

Woodruff Key — ASME Keys, Indasco product P-07-0001

Keys

Grooved Pins, Half Length Grooved with Gorge — DIN Grooved Pins, Indasco product P-06-0001

Grooved Pins

Coiled-type Spring Pins — ASME Spring Pins, Indasco product P-05-0001

Spring Pins

Metric Clevis Pin with Head, Type B — ASME Clevis Pins, Indasco product P-04-0001

Clevis Pins

Taper Pins with Thread Ends and Constant Taper Lengths — DIN Taper Pins, Indasco product P-03-0001

Taper Pins

Metric Cotter Pins - Extended Prong Square Cut Type — ASME Split Pins, Indasco product P-01-0001

Split Pins

Cross Recessed Big Flat Head Self-Tapping Screws — ASME Locking Screws, Indasco product S-09-0001

Locking Screws

Reduced Shanke Bolts and Screws with Coarse Thread - Knurled Thumb Screws, High Type — DIN Knurled Screws, Indasco product S-08-0001

Knurled Screws

Round Head Plug — ASME Plugs, Indasco product S-07-0001

Plugs

Hexagon Socket Set Screws with Cup Point [Type F] (ASTM F912 / F880) — ASME Set-Headless Screws, Indasco product S-06-0001

Set-Headless Screws

Hex Head Tapping Screw and Spring Washer Assemblies-SEMS (Type B Tapping Screw Thread Diameter) — Indasco product S-05-0001

Screw and Washer Assemblies

Cheese Head Screws with Flange with 12 Point Socket — DIN 12 Point Socket Screws, Indasco product S-04-0001

12 Point Socket Screws

Hexalobular Socket Round Head Screws with Collar [TABLE 2.2.12-2 VI] — ASME Hexalobular Socket Machine Screws, Indasco product S-03-0001

Hexalobular Socket Machine Screws

Hexagon Socket Head Cap Screws — ASME Hex Socket Screws, Indasco product S-02-0001

Hex Socket Screws

Slotted 100°Flat Head Miniature Screws [Table 3] (A276, B16, B151) — ANSI Machine Screws, Indasco product S-01-0001

Machine Screws

Hex Flange Lock Nut — EN Custom Parts, Indasco product C-01-0001

Custom Parts

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OUR DEPARTMENTS

The Core Units of Our Factory

Tav Sanat Andishe Sharq is powered by specialized departments that collectively drive innovation, precision, and reliability. Each unit—ranging from engineering and production to logistics, sales, and support—plays a vital role in turning raw materials into world-class industrial fasteners.

 

Sales
The Sales Department drives revenue by acquiring clients, managing negotiations, and delivering after-sales service. Using a consultative approach, it tailors solutions to client needs and coordinates with other units, strengthening partnerships and building lasting market trust.
Technical Support
The Technical Support Department delivers expert guidance on product use, performance, and customization, linking clients with engineering and QC teams. By resolving inquiries, offering installation advice, and gathering feedback, it builds trust, strengthens ties, and enhances innovation.
Export
The Export Department drives global growth by managing market research, customer relations, logistics, and compliance. Through strong partnerships and precise coordination, it ensures smooth international delivery, builds trust with clients, and promotes Tav Sanat Andishe Sharq worldwide.
Human Resources
The HR Department builds a skilled and motivated workforce by managing recruitment, training, and performance systems. It fosters growth, accountability, and teamwork while ensuring compliance with labor laws, creating a safe and inclusive environment that supports company success.
Warehouse & Logistics
The Warehouse & Logistics Department manages material flow from intake to delivery, using modern inventory systems for accurate stock control. With safe storage, organized handling, and reliable shipping partners, it ensures timely distribution, efficiency, and higher customer satisfaction.
Engineering & Design
The Engineering & Design Department drives innovation by creating precise, durable, and practical fastener solutions. Using CAD/CAM and simulations, it ensures designs meet standards, support customization, and integrate with production and QC, strengthening competitiveness in global markets.
Production
The Production Department serves as the core of manufacturing, using advanced machinery, automation, and skilled staff to deliver bolts and nuts with precision. By merging technology with optimized workflows, it ensures efficiency, consistency, and agility in large-scale and custom orders.
Quality Control
The Laboratory and Quality Control units ensure product excellence by testing mechanical and chemical properties, analyzing results, and monitoring production stages. Their collaboration enhances durability, boosts performance, and secures Tav Sanat Andishe Sharq’s market reputation.

Together, our departments form the backbone of Tav Sanat Andishe Sharq’s industrial strength. From the creativity of Engineering & Design to the precision of Production and the oversight of Quality Control, every unit contributes unique value. Warehouse & Logistics ensure smooth material flow, while Sales and Export connect us to markets at home and abroad. Human Resources cultivates talent, and Technical Support maintains lasting customer trust. This synergy of specialized units not only guarantees efficiency and compliance with international standards, but also fosters innovation, reliability, and sustainable growth—ensuring that every Indasco product carries the hallmark of excellence.

 

Our Services

From Specification to Shipment

Threading

Threading creates precise internal and external screw threads essential for reliable connections in fasteners and machinery. Using cutting,...

Forging

Forging shapes metals using compressive forces through hot or cold processes, producing components with superior strength, refined grain...

Heat Treatment

Heat treatment refines metal properties through controlled heating and cooling, improving strength, wear resistance, and impact toughness. At...

Industrial Teflon Coating (P.T.F.E)

P.T.F.E coating offers excellent resistance to chemicals, high humidity, and extreme temperatures, making it ideal for industries like oil, gas,...

Cold Galvanizing

Cold galvanizing applies a zinc-rich coating to metal surfaces, protecting them from corrosion, rust, and environmental factors like moisture...

Hot-Dip Galvanizing (HDG)

Hot-dip galvanizing involves immersing metal parts in molten zinc to create a durable, corrosion-resistant coating. This process ensures...

Black Oxide Coating for Fasteners

Black oxide creates a thin, uniform black coating on metals like copper and stainless steel, offering mild corrosion resistance, reducing...

Cadmium Coating

Cadmium coating, applied in thicknesses of 10 to 25 microns, offers exceptional corrosion resistance, particularly in saltwater and...

Dacromet Coating

Dacromet coating provides superior protection against corrosion, heat, and galvanic corrosion, making it ideal for industries like automotive,...

We engineer and manufacture fasteners to your exact standards—ISO/DIN/ASME. From CAD/CAM and material sourcing to heat treatment, coatings, QC certificates, custom packaging and global logistics, we run the whole line so you get precision, speed and peace of mind.

Latest Events & Industry News

Stay informed with updates from Tav Sanat Andisheh Sharq

News Date : 2026-09-16

ISO, DIN and ASTM: How to Read a Fastener Standard

A standard number tells you the shape, the grade and the test regime. Here is how to take one apart.
Read More

News Date : 2026-09-16

Choosing the Right Coating for Corrosive Environments

Hot-dip galvanizing, Dacromet, PTFE or black oxide — what actually decides which coating belongs on your fastener.
Read More
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From international exhibitions and product launches to major milestones in production and technology, our Event & News section brings you the latest insights into the fastener industry. We share company achievements, innovations in heat treatment and coating, new certifications, and important updates from global markets. By staying connected to our news, you gain a clear view of our commitment to progress, quality, and leadership in manufacturing.

Statistics

Key Performance Numbers

+1000 Tons
Capacity
+1000 Items
Product Variety
+100 Members
Staff Members

Our core figures reflect the strength of our operations, combining variety, capacity, expertise, and years of experience to deliver trusted industrial solutions worldwide.

Corporate Catalog

Download the PDF version of our latest catalog to access detailed specifications, technical data, and product highlights. The catalog provides a clear overview of our production lines, quality standards, and variety of solutions designed to meet the needs of global markets. With in-depth information and organized structure, it serves as a valuable reference for clients, partners, and professionals who seek reliable and world-class industrial fasteners.

Get the Catalog

Trusted Partner in Strategic Industries

We proudly serve as a trusted provider of industrial fasteners across a wide range of strategic industries. Our strong presence in these sectors stems from years of experience, an unwavering commitment to quality, and the ability to meet diverse and complex industry requirements with precision and reliability.

List of Partner Industries

  • Oil, Gas & Petrochemical
  • Mining
  • Automotive
  • Construction & Steel Structures
  • Home Appliances
  • Machinery Manufacturing
  • Railway Industry
  • Electrical & Electronics
  • Other Specialized and Engineering Sectors

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