| Specifications | Astm, Asme, Din, Nfa, Jis |
|---|---|
| Thickness | 4.0mm, 100mm |
| Pipes Size | 1/8” Nb, 24” Nb, 1/4” Od, 24” Od Sizes |
| Tubes Size | 1/2″ Od, 8″ Od |
| Length: | Cut Length, Fix Length, Single Random, Double Random, Required Length |
| End | Plain End, Beveled End, Threaded |
Large Diameter Pipes
Nova Steel Corporation is a reputable brand in the industrial steel division with high quality large-diameter pipes that have been developed to fulfil structural and fluid transmission demands. Applications in the oil and gas industry, water pipelines, infrastructure and heavy engineering where strength, durability and dimensional accuracy are vital would be one of the main applications of these pipes. Being a trustworthy large-diameter pipes manufacturer, the interest is centred on the stable quality, international standard and reliability in providing large-scale projects.
The piping solutions with large diameters are usually made with strong material grades, such as St52 pipes with high material strengths, strong loads and resistance to stress. Accompanied by pipes, related products such as bars are significant in fabrication, support structures and personalised industrial uses. The advanced manufacturing methods and strict quality control guarantee maximum functioning even when under pressure and in severe operating and working conditions.
In the modern digital age of procurement, industrial purchasers are becoming more and more dependent on B2B portals as a method of sourcing reliable piping solutions in an efficient manner. The sites allow easy communication between the manufacturers and the international consumers, achieved through transparency, quicker response, and the ease of transactions. High-diameter pipes procured under the structured B2B channel ensure that industries manage to simplify the purchasing process and still receive quality and traceability of procured products, and deliver on time to systematically critically requiring projects.
The piping solutions with large diameters are usually made with strong material grades, such as St52 pipes with high material strengths, strong loads and resistance to stress. Accompanied by pipes, related products such as bars are significant in fabrication, support structures and personalised industrial uses. The advanced manufacturing methods and strict quality control guarantee maximum functioning even when under pressure and in severe operating and working conditions.
In the modern digital age of procurement, industrial purchasers are becoming more and more dependent on B2B portals as a method of sourcing reliable piping solutions in an efficient manner. The sites allow easy communication between the manufacturers and the international consumers, achieved through transparency, quicker response, and the ease of transactions. High-diameter pipes procured under the structured B2B channel ensure that industries manage to simplify the purchasing process and still receive quality and traceability of procured products, and deliver on time to systematically critically requiring projects.
Large Diameter Pipes Dimension
NOMINAL PIPE SIZE | OUTSIDE DIAMETER | NOMINAL WALL THICKNESS | ||||||||||||
8″ | 219.1 | 3.76 | 6.35 | 7.04 | 8.18 | 8.18 | 10.31 | 12.7 | 12.7 | 15.09 | 18.26 | 20.62 | 23.01 | 22.23 |
10″ | 273 | 4.19 | 6.35 | 7.8 | 9.27 | 9.27 | 12.7 | 12.7 | 15.09 | 18.26 | 21.44 | 25.4 | 28.58 | 25.4 |
12″ | 323.8 | 4.57 | 6.35 | 8.38 | 9.53 | 10.31 | 14.27 | 12.7 | 17.48 | 21.44 | 25.4 | 28.58 | 33.32 | 25.4 |
14″ | 355.6 | 6.35 | 7.92 | 9.53 | 9.53 | 11.13 | 15.09 | 12.7 | 19.05 | 23.83 | 27.79 | 31.75 | 35.71 | _ |
16″ | 406.4 | 6.35 | 7.92 | 9.53 | 9.53 | 12.7 | 16.66 | 12.7 | 21.44 | 26.19 | 30.96 | 36.53 | 40.49 | _ |
18″ | 457.2 | 6.35 | 7.92 | 11.13 | 9.53 | 14.27 | 19.05 | 12.7 | 23.83 | 29.36 | 34.93 | 39.67 | 45.24 | _ |
20″ | 508 | 6.35 | 9.53 | 12.7 | 9.53 | 15.09 | 20.62 | 12.7 | 26.19 | 32.54 | 38.1 | 44.45 | 50.01 | _ |
22″ | 558.8 | 6.35 | 9.53 | 12.7 | 9.53 | 22.23 | 12.7 | 28.58 | 34.93 | 41.28 | 47.63 | 53.98 | _ | |
24″ | 609.6 | 6.35 | 9.53 | 14.27 | 9.53 | 17.48 | 24.61 | 12.7 | 30.96 | 38.89 | 46.02 | 52.37 | 59.54 | _ |
26″ | 660.4 | 7.92 | 12.7 | _ | 9.53 | _ | _ | 12.7 | _ | _ | _ | _ | _ | _ |
28″ | 711.2 | 7.92 | 12.7 | 15.88 | 9.53 | _ | _ | 12.7 | _ | _ | _ | _ | _ | _ |
30″ | 762 | 7.92 | 12.7 | 15.88 | 9.53 | _ | _ | 12.7 | _ | _ | _ | _ | _ | _ |
32″ | 812.8 | 7.92 | 12.7 | 15.88 | 9.53 | 17.48 | _ | 12.7 | _ | JIS G3452 ASME B36.10M JIS G3454 DIN2448 JIS G3455 DIN2458 JIS G3457 | _ | |||
34″ | 863.6 | 7.92 | 12.7 | 15.88 | 9.53 | 17.48 | _ | 12.7 | _ | _ | ||||
36″ | 914.4 | 7.92 | 12.7 | 15.88 | 9.53 | 19.05 | _ | 12.7 | _ | _ | ||||
38″ | 965.2 | _ | _ | _ | 9.53 | _ | _ | 12.7 | _ | _ | ||||
40″ | 1016 | _ | _ | _ | 9.53 | _ | _ | 12.7 | _ | _ | ||||
42″ | 1066.8 | _ | _ | _ | 9.53 | _ | _ | 12.7 | _ | _ | ||||
44″ | 1117.6 | _ | _ | _ | 9.53 | _ | _ | 12.7 | _ | _ | _ | _ | _ | _ |
46″ | 1168.4 | _ | _ | _ | 9.53 | _ | _ | 12.7 | _ | _ | _ | _ | _ | _ |
48″ | 1219.2 | _ | _ | _ | 9.53 | _ | _ | 12.7 | _ | _ | _ | _ | _ | _ |
Large Diameter Pipe Coating Standard:
| Large Diameter Pipe Coating Type | Large Diameter Pipe Coating Layer | Large Diameter Pipe Coating thickness |
|---|---|---|
| Three layers polyethene | Inside layer: epoxy (Green) | 2.0 -4.5mm |
| Mid-layer: adhesive (White) | ||
| Outside layer: polyethene (Black) | ||
| Two layers polyethene | Inside layer: adhesive | 2.0 -4.5mm |
| Outside layer: polythene | ||
| Epoxy | Epoxy | 200-400um |
| Two layers epoxy | Inside layer: epoxy (Green) | 400-800um |
| Outside layer: intensity epoxy (sage green) | ||
| Three layers polyethene | Inside layer: epoxy (Green) | 2.5 -3mm |
| Mid-layer: adhesive (White) | ||
| Outside layer: polypropylene (White) |
Type of Sub-products

Lsaw Large Diameter Pipe Lsaw Large Diameter Pipe
Longitudinally Submerged Arc Welded (LSAW) pipes are made for high pressure and structural applications. Known for their straight weld seam and high strength, they’re used in oil & gas pipelines, water transmission, and structural foundations.

Erw Large Diameter Pipe Erw Large Diameter Pipe
Electric Resistance Welded pipes offer uniform wall thickness and are suitable for low to medium pressure applications. Commonly used in water lines, construction, and agricultural systems due to cost effectiveness and reliable performance.
