Trident Metal Industries — global sourcing, reliable supply and competitive pricing for pipes, tubes, fittings, flanges, sheets, plates and rods.
We supply a complete range of industrial fasteners designed for critical applications in oil & gas, petrochemical, and power generation industries.
Our heavy hex bolts provide higher tensile strength for demanding connections. Available in fully threaded and partially threaded variants.
| Size (M) | Thread Pitch | Head Width (mm) | Head Height (mm) |
|---|---|---|---|
| M6 | 1.0 | 10.0 | 4.0 |
| M8 | 1.25 | 13.0 | 5.3 |
| M10 | 1.5 | 17.0 | 6.4 |
| M12 | 1.75 | 19.0 | 7.5 |
| M16 | 2.0 | 24.0 | 10.0 |
| M20 | 2.5 | 30.0 | 12.5 |
| M24 | 3.0 | 36.0 | 15.0 |
High-strength nuts intended for use with our hex bolts and stud bolts. Designed to withstand high pressure and temperature variations.
| Grade | UNS No. | Standard |
|---|---|---|
| 304/304L | S30400 | ASTM A193 B8 |
| 316/316L | S31600 | ASTM A193 B8M |
| Duplex 2205 | S32205 | ASTM A182 |
| Alloy 20 | N08020 | ASTM A193 |
Distribute the load of a threaded fastener and prevent loosening due to vibration or thermal expansion.
| Grade | UNS No. | Standard |
|---|---|---|
| 304/304L | S30400 | ASTM A193 B8 |
| 316/316L | S31600 | ASTM A193 B8M |
| Duplex 2205 | S32205 | ASTM A182 |
| Alloy 20 | N08020 | ASTM A193 |
Essential for flange connections. Available fully threaded or with tap ends depending on piping requirements.
| Size (M) | Thread Pitch | Standard Lengths (mm) |
|---|---|---|
| M12 | 1.75 | 50, 75, 100, 150 |
| M16 | 2.0 | 75, 100, 125, 150, 200 |
| M20 | 2.5 | 100, 150, 200, 250 |
| M24 | 3.0 | 100, 150, 200, 250, 300 |
Refer to the 3D drawing and standard dimensions table below before placing your order.
Note: Standard reference diagram for Bolt Fastener Dimensions.
| Metric Size | Thread Pitch (mm) | Head Width A/F (mm) | Head Thickness (mm) |
|---|---|---|---|
| M6 | 1.0 | 10.0 | 4.0 |
| M8 | 1.25 | 13.0 | 5.3 |
| M10 | 1.5 | 17.0 | 6.4 |
| M12 | 1.75 | 19.0 | 7.5 |
| M16 | 2.0 | 24.0 | 10.0 |
| M20 | 2.5 | 30.0 | 12.5 |
| M24 | 3.0 | 36.0 | 15.0 |
| M30 | 3.5 | 46.0 | 18.7 |
| M36 | 4.0 | 55.0 | 22.5 |
Standard chemical composition and mechanical property ranges for the bolting materials used across our fastener range.
| Element | Composition (wt %) |
|---|---|
| Carbon (C) | 0.08 max |
| Manganese (Mn) | 2.00 max |
| Silicon (Si) | 1.00 max |
| Chromium (Cr) | 18.0 – 20.0 |
| Nickel (Ni) | 8.0 – 11.0 |
| Phosphorus (P) | 0.045 max |
| Sulphur (S) | 0.030 max |
| Property | Typical Value |
|---|---|
| Tensile Strength (Class 2) | 690 MPa min |
| Yield Strength (Class 2) | 550 MPa min |
| Elongation at Break (Class 2) | 15% min |
| Hardness (Class 2) | ≤ 35 HRC |
| Element | Composition (wt %) |
|---|---|
| Carbon (C) | 0.08 max |
| Manganese (Mn) | 2.00 max |
| Silicon (Si) | 1.00 max |
| Chromium (Cr) | 16.0 – 18.0 |
| Nickel (Ni) | 10.0 – 14.0 |
| Molybdenum (Mo) | 2.0 – 3.0 |
| Phosphorus (P) | 0.045 max |
| Property | Typical Value |
|---|---|
| Tensile Strength (Class 2) | 690 MPa min |
| Yield Strength (Class 2) | 550 MPa min |
| Elongation at Break (Class 2) | 15% min |
| Hardness (Class 2) | ≤ 35 HRC |
| Element | Composition (wt %) |
|---|---|
| Carbon (C) | 0.030 max |
| Manganese (Mn) | 2.00 max |
| Silicon (Si) | 1.00 max |
| Phosphorus (P) | 0.030 max |
| Sulphur (S) | 0.020 max |
| Chromium (Cr) | 22.0 – 23.0 |
| Nickel (Ni) | 4.5 – 6.5 |
| Molybdenum (Mo) | 3.0 – 3.5 |
| Nitrogen (N) | 0.14 – 0.20 |
| Property | Typical Value |
|---|---|
| Tensile Strength | 620 MPa min |
| Yield Strength (0.2% Proof) | 450 MPa min |
| Elongation at Break | 25% min |
| Hardness | ≤ 293 HB / 30 HRC |
| Element | Composition (wt %) |
|---|---|
| Nickel (Ni) | 32.0 – 38.0 |
| Chromium (Cr) | 19.0 – 21.0 |
| Molybdenum (Mo) | 2.0 – 3.0 |
| Copper (Cu) | 3.0 – 4.0 |
| Carbon (C) | 0.07 max |
| Manganese (Mn) | 2.00 max |
| Silicon (Si) | 1.00 max |
| Niobium (Nb) + Tantalum | 8×C – 1.00 |
| Property | Typical Value |
|---|---|
| Tensile Strength | 549 MPa min |
| Yield Strength (0.2% Proof) | 205 MPa min |
| Elongation at Break | 30% min |
| Hardness | ≤ 90 HRB |
Send us the product, grade, size and quantity — we will come back with availability, pricing and a despatch date.
Trident Metal Industries — global sourcing, reliable supply and competitive pricing for pipes, tubes, fittings, flanges, sheets, plates and rods.
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Trident Metal Industries sources and supplies metal products for fabricators, contractors and project buyers.