| Size | M 02 to M 1.60, Custom Sizes |
|---|---|
| Type | Bolt, Nut, Screw, Washer, Rivet, Threaded Rod, Studs, Coated, Nails, Custom Fasteners |
| Standard | Din, Iso, Jis, Gb, Is, Bs, Astm |
| Length | 3 mm to 200 mm |
| Material | Stainless Steel, Monel, Inconel, Incoloy, Hastelloy, Nickel, Silicon Bronze, Phosphor Bronze |
Premium Quality Bolts in Bahrain – ASTM A193, A320 L7, A307, SS 304, 316, Duplex, High Tensile Fasteners
All India Steel Engg. is a prominent exporter of high-quality bolts that are meant to satisfy the various needs of industrial industries across the globe. Bolts are necessary mechanical fixings to have two or more parts connected in a secure manner, which is stable structurally and can carry the weight. They are commonly used in building work, oil and gas, shipbuilding, power stations, the car industry, and heavy engineering. Being a reliable bolt supplier in Bahrain, the company aims at providing precision-engineered fastening solutions that meet the international standards and project requirements.
There are different types of bolts: hex bolts, heavy hex, anchor, carriage, eye, and stud bolts, which are used in a particular application. These fasteners are produced using various materials such as carbon steel, stainless steel, alloy steel and duplex steel to meet the different environmental and loading conditions. The focus is laid on dimensional precision, high tensile strength, corrosion resistance and long service life as a dependable fastener supplier. Modernised production methods and quality checks lead to a steady performance in challenging industrial conditions.
- ASTM A193 B7 – High-strength alloy steel bolts commonly used in high-temperature and high-pressure applications.
- ASTM A320 L7 – Designed for low-temperature service with excellent toughness and strength.
- ASTM A307 – Carbon steel bolts suitable for general-purpose applications.
- ASTM A325 – High-strength structural bolts widely used in construction and heavy engineering projects.
- SS 304 – Stainless steel grade offering good corrosion resistance and durability.
- SS 316 – Enhanced corrosion resistance, especially in chloride and marine environments.
- SS 316L – Low carbon version of 316 with improved weldability and resistance to intergranular corrosion.
- UNS S31803 (Duplex Steel) – Superior strength and excellent resistance to stress corrosion cracking.
- Property Class 8.8 – Medium carbon steel bolts suitable for structural applications.
- Property Class 10.9 – High tensile bolts used in heavy-duty mechanical assemblies.
- Property Class 12.9 – Very high-strength bolts for critical load-bearing applications.
Having high representation in international B2B business, bolts are available in customised sizes, threads, coatings and finishes like hot-dip galvanised, PTFE-coated, black oxide and zinc-plated. The large-scale infrastructure and industrial projects are assisted by bulk supply capacity, competitive pricing, and timely logistics. The company serves contractors, EPC companies, and distributors, in which case the emphasis is on quality consistency, reliable documentation, and compliance with international standards of fasteners.
Material & Grades Table – Bolts
Material Grade / Standard Size / Thickness / Diameter Extra Specification Weight (kg/1000 pcs) Stainless Steel SS 304 / ASTM F593 M6–M30 × 20–250 mm General-purpose corrosion-resistant bolts Approx. 8–550 Stainless Steel SS 316 / ASTM F593 M6–M30 × 20–250 mm Marine and chemical applications Approx. 8–550 Stainless Steel SS 316L M6–M30 × 20–250 mm Low-carbon corrosion-resistant bolts Approx. 8–550 Carbon Steel ASTM A307 Grade A M6–M30 × 20–250 mm General industrial fastening Approx. 8–600 Carbon Steel ASTM A325 1/2–1-1/2 in × 1–10 in Structural high-strength bolts Approx. 40–900 Alloy Steel ASTM A193 Grade B7 M10–M36 × 30–300 mm High-temperature and pressure service Approx. 15–800 Alloy Steel ISO 898-1 Class 8.8 M8–M36 × 25–300 mm High-strength metric fastening Approx. 12–800 Alloy Steel ISO 898-1 Class 10.9 M8–M36 × 25–300 mm Heavy-duty mechanical applications Approx. 12–800
| Material | Grade / Standard | Size / Thickness / Diameter | Extra Specification | Weight (kg/1000 pcs) |
|---|---|---|---|---|
| Stainless Steel | SS 304 / ASTM F593 | M6–M30 × 20–250 mm | General-purpose corrosion-resistant bolts | Approx. 8–550 |
| Stainless Steel | SS 316 / ASTM F593 | M6–M30 × 20–250 mm | Marine and chemical applications | Approx. 8–550 |
| Stainless Steel | SS 316L | M6–M30 × 20–250 mm | Low-carbon corrosion-resistant bolts | Approx. 8–550 |
| Carbon Steel | ASTM A307 Grade A | M6–M30 × 20–250 mm | General industrial fastening | Approx. 8–600 |
| Carbon Steel | ASTM A325 | 1/2–1-1/2 in × 1–10 in | Structural high-strength bolts | Approx. 40–900 |
| Alloy Steel | ASTM A193 Grade B7 | M10–M36 × 30–300 mm | High-temperature and pressure service | Approx. 15–800 |
| Alloy Steel | ISO 898-1 Class 8.8 | M8–M36 × 25–300 mm | High-strength metric fastening | Approx. 12–800 |
| Alloy Steel | ISO 898-1 Class 10.9 | M8–M36 × 25–300 mm | Heavy-duty mechanical applications | Approx. 12–800 |
Key Features & Advantages
-
High-strength fastening for reliable mechanical connections
-
Available in multiple head styles and configurations
-
Excellent dimensional accuracy and thread consistency
-
Stainless steel options provide excellent corrosion resistance
-
High-strength grades support demanding structural applications
-
Suitable for machinery, construction, piping, and fabrication
-
Available in customized sizes, grades, threads, and surface finishes
- High-strength fastening for reliable mechanical connections
- Available in multiple head styles and configurations
- Excellent dimensional accuracy and thread consistency
- Stainless steel options provide excellent corrosion resistance
- High-strength grades support demanding structural applications
- Suitable for machinery, construction, piping, and fabrication
- Available in customized sizes, grades, threads, and surface finishes
Chemical Composition
Representative Grade: Stainless Steel 304
Element Percentage (%) Chromium (Cr) 18.0–20.0 Nickel (Ni) 8.0–10.5 Manganese (Mn) 2.00 max. Carbon (C) 0.080 max. Silicon (Si) 1.00 max. Iron (Fe) Balance
Representative Grade: Stainless Steel 304
| Element | Percentage (%) |
|---|---|
| Chromium (Cr) | 18.0–20.0 |
| Nickel (Ni) | 8.0–10.5 |
| Manganese (Mn) | 2.00 max. |
| Carbon (C) | 0.080 max. |
| Silicon (Si) | 1.00 max. |
| Iron (Fe) | Balance |
Mechanical Properties
Property Value Tensile Strength 515 MPa min. Yield Strength 205 MPa min. Elongation 40% min. Hardness 92 HRB max.
| Property | Value |
|---|---|
| Tensile Strength | 515 MPa min. |
| Yield Strength | 205 MPa min. |
| Elongation | 40% min. |
| Hardness | 92 HRB max. |
Equivalent Grade
Standard Grade ASTM F593 Type 304 UNS S30400 EN 1.4301 DIN X5CrNi18-10
| Standard | Grade |
|---|---|
| ASTM | F593 Type 304 |
| UNS | S30400 |
| EN | 1.4301 |
| DIN | X5CrNi18-10 |
Type of Sub-products
Frequently Asked Questions
Are bolts available in different strength grades?
Can bolts be supplied with protective coatings?
Countries We Export
Bahrain
Industries We Serve
Sugar
Oil And Gas Industries
Paper Mill
Power Plant
Bridge And Building
Aerospace Industries
Automobile Industry
Electrical Industry
Defense Industry
Construction & Fabrications
Ring Man Units
People Also Viewed

₹45 - ₹91
Min. order: 150 piece
Top Bolts Exporter & Supplier In Bahrain – Astm, High Tensile, Stainless Steel 304, 316, Structural Bolts
Verified
2 yrsSize: M 02 to M 1.60, Custom SizesType: Bolt, Nut, Screw, Washer, Rivet, Threaded Rod, Studs, Coated, Nails, Custom FastenersStandard: Din, Iso, Jis, Gb, Is, Bs, Astm
₹71 - ₹145
Min. order: 100 piece
Stainless Steel Nuts Supplier In Oman – Ss 304, 316, 310, 321, 904l, Duplex 2205 Hex Nuts, Lock Nuts, Coupling Nuts
Verified
2 yrsSize: Imperial Size: 3/8 to 8″, Metric Size: M10 to M100Type: Bolt, Nut, Screw, Washer, Rivet, Threaded Rod, Studs, Coated, Nails, Custom FastenersStandard: Din, Iso, Jis, Gb, Is, Bs, Astm
₹55 - ₹172
Min. order: 150 Items
Stainless Steel Washers Supplier In Oman – Ss 304, 316, 310, 321, 904l, Duplex 2205 Flat Washers, Spring Washers, Plain Washers
Verified
2 yrsSize: Inner Diameter: 2mmType: Bolt, Nut, Nails, Screw, Washer, Threaded Rod, Rivet, Studs, Custom Fasteners, CoatedStandard: Din, Iso, Jis, Gb, Is, Bs, Astm
₹45 - ₹82
Min. order: 50 piece
Industrial Bolts Manufacturer & Supplier | Carbon Steel & Stainless Steel | Akbarali Enterprises
Verified
2 yrsSize: M 02 to M 1.60, Custom SizesType: BoltStandard: Din, Iso, Jis, Gb, Is, Bs, Astm
Supplier's Popular Products

₹18 - ₹45
Min. order: 550 piece
Screws Manufacturer & Supplier | Stainless Steel 304 & 316 Grades | All India Steel Engg.
Verified
2 yrsSize: M3 – M56 | 3/6″ to 2″ | Custom SizesType: ScrewStandard: Din, Iso, Jis, Gb, Is, Bs, Astm
₹45 - ₹91
Min. order: 150 piece
Top Bolts Exporter & Supplier In Bahrain – Astm, High Tensile, Stainless Steel 304, 316, Structural Bolts
Verified
2 yrsSize: M 02 to M 1.60, Custom SizesType: Bolt, Nut, Screw, Washer, Rivet, Threaded Rod, Studs, Coated, Nails, Custom FastenersStandard: Din, Iso, Jis, Gb, Is, Bs, Astm