Trident Metal Industries — global sourcing, reliable supply and competitive pricing for pipes, tubes, fittings, flanges, sheets, plates and rods.
Trident Metal Industries stocks and supplies Seamless, ERW/Welded, Carbon, Stainless and Alloy Steel Pipes & Tubes to certified international standards, backed by complete mill test certificates.
Hot-extruded, cold-drawn pipes with no longitudinal weld seam, offering uniform strength for high-pressure, high-temperature process piping and cross-country pipelines.
| NPS | OD (mm) | Wall Thk. Sch 10/40/80 (mm) |
|---|---|---|
| 1/2" | 21.3 | 2.11 / 2.77 / 3.73 |
| 1" | 33.4 | 2.77 / 3.38 / 4.55 |
| 2" | 60.3 | 2.77 / 3.91 / 5.54 |
| 4" | 114.3 | 3.05 / 6.02 / 8.56 |
| 6" | 168.3 | 3.40 / 7.11 / 10.97 |
| 8" | 219.1 | 3.76 / 8.18 / 12.70 |
Electric-Resistance-Welded and fusion-welded pipes offering a cost-effective alternative to seamless construction, with consistent wall thickness for structural and general service lines.
| Grade | UNS No. | ASTM Standard |
|---|---|---|
| 304/304L | S30400/S30403 | ASTM A182 |
| 316/316L | S31600/S31603 | ASTM A182 |
| Duplex 2205 | S32205 | ASTM A182 |
| Super Duplex 2507 | S32750 | ASTM A182 |
Electric-Resistance-Welded pipes manufactured to IS 1239 / ASTM A53 for plumbing, structural and general fabrication use, supplied in black and galvanized finish.
| Grade | UNS No. | ASTM Standard |
|---|---|---|
| 304/304L | S30400/S30403 | ASTM A182 |
| 316/316L | S31600/S31603 | ASTM A182 |
| Duplex 2205 | S32205 | ASTM A182 |
| Super Duplex 2507 | S32750 | ASTM A182 |
Cold-drawn seamless and welded tubes with precision OD and wall-thickness tolerances, manufactured for efficient heat transfer in shell-and-tube heat exchangers.
| Grade | UNS No. | ASTM Standard |
|---|---|---|
| 304/304L | S30400/S30403 | ASTM A182 |
| 316/316L | S31600/S31603 | ASTM A182 |
| Duplex 2205 | S32205 | ASTM A182 |
| Super Duplex 2507 | S32750 | ASTM A182 |
General-purpose carbon steel pipes for fluid transport and structural piping, including IBR-certified pipes for steam and boiler applications.
| Grade | UNS No. | ASTM Standard |
|---|---|---|
| A106 Gr.B | K03006 | ASTM A106 |
| A53 Gr.B | K03005 | ASTM A53 |
| API 5L Gr.B | K03006 | API 5L |
Seamless ferritic alloy-steel pipes engineered for superheaters, reheaters and boiler banks, delivering reliable performance under sustained high temperature and pressure.
| Grade | UNS No. | ASTM Standard |
|---|---|---|
| P5 | K41545 | ASTM A335 |
| P11 | K11597 | ASTM A335 |
| P22 | K21590 | ASTM A335 |
| P91 | K91560 | ASTM A335 |
Refer to the 3D drawing and standard dimensions table below before placing your order.
Note: Standard reference diagram for Pipe Outer Diameter and Wall Thickness (Schedule).
| NPS (Size) | Outer Dia (mm) | Sch 10S (mm) | Sch 40S (mm) | Sch 80S (mm) |
|---|---|---|---|---|
| 1/2" | 21.3 | 2.11 | 2.77 | 3.73 |
| 3/4" | 26.7 | 2.11 | 2.87 | 3.91 |
| 1" | 33.4 | 2.77 | 3.38 | 4.55 |
| 1 1/2" | 48.3 | 2.77 | 3.68 | 5.08 |
| 2" | 60.3 | 2.77 | 3.91 | 5.54 |
| 3" | 88.9 | 3.05 | 5.49 | 7.62 |
| 4" | 114.3 | 3.05 | 6.02 | 8.56 |
| 6" | 168.3 | 3.40 | 7.11 | 10.97 |
| 8" | 219.1 | 3.76 | 8.18 | 12.70 |
| 10" | 273.0 | 4.19 | 9.27 | 15.09 |
Standard chemical composition and mechanical property ranges for the stainless and duplex pipe & tube grades we stock and supply.
| Element | Composition (wt %) |
|---|---|
| Carbon (C) | 0.08 max (304) / 0.030 max (304L) |
| Manganese (Mn) | 2.00 max |
| Silicon (Si) | 1.00 max |
| Phosphorus (P) | 0.045 max |
| Sulphur (S) | 0.030 max |
| Chromium (Cr) | 18.00 – 20.00 |
| Nickel (Ni) | 8.00 – 10.50 (304) / 8.00 – 12.00 (304L) |
| Nitrogen (N) | 0.10 max |
| Property | Typical Value |
|---|---|
| Tensile Strength | 515 MPa min (304) / 485 MPa min (304L) |
| Yield Strength (0.2% Proof) | 205 MPa min (304) / 170 MPa min (304L) |
| Elongation at Break | 35% min |
| Hardness | ≤ 201 HB / 92 HRB |
| Element | Composition (wt %) |
|---|---|
| Carbon (C) | 0.08 max (316) / 0.030 max (316L) |
| Manganese (Mn) | 2.00 max |
| Silicon (Si) | 0.75 max |
| Phosphorus (P) | 0.045 max |
| Sulphur (S) | 0.030 max |
| Chromium (Cr) | 16.00 – 18.00 |
| Nickel (Ni) | 10.00 – 14.00 |
| Molybdenum (Mo) | 2.00 – 3.00 |
| Nitrogen (N) | 0.10 max |
| Property | Typical Value |
|---|---|
| Tensile Strength | 515 MPa min (316) / 485 MPa min (316L) |
| Yield Strength (0.2% Proof) | 205 MPa min (316) / 170 MPa min (316L) |
| Elongation at Break | 35% min (40% for 316L) |
| Hardness | ≤ 217 HB / 95 HRB |
| 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 %) |
|---|---|
| Carbon (C) | 0.030 max |
| Manganese (Mn) | 1.20 max |
| Silicon (Si) | 0.80 max |
| Phosphorus (P) | 0.035 max |
| Sulphur (S) | 0.020 max |
| Chromium (Cr) | 24.0 – 26.0 |
| Nickel (Ni) | 6.0 – 8.0 |
| Molybdenum (Mo) | 3.0 – 5.0 |
| Nitrogen (N) | 0.24 – 0.32 |
| Property | Typical Value |
|---|---|
| Tensile Strength | 795 MPa min |
| Yield Strength (0.2% Proof) | 550 MPa min |
| Elongation at Break | 15% min |
| Hardness | ≤ 310 HB / 32 HRC |
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.