# 16 inch Sch 10S pipe dimensions & weight

> 16" Sch 10S pipe (DN 400): OD 406.4 mm, wall 4.78 mm, ID 396.84 mm, weight 47.34 kg/m, water capacity and approximate pressure rating.

Source: https://pipingsupplyjournal.com/16-inch-schedule-10s-pipe.html  
Publisher: Piping Supply Journal (Piping Supply Journal Editorial Team) · Published 2026-11-03 · Updated 2026-11-04

16 inch Sch 10S pipe (DN 400) — dimensions, weight and capacity per ASME B36.19M.

Nominal size| 16" (DN 400)  
---|---  
Schedule| Sch 10S  
Outside diameter| 406.4 mm (16.000 in)  
Wall thickness| 4.78 mm (0.188 in)  
Inside diameter| 396.84 mm (15.624 in)  
Weight — carbon steel| 47.34 kg/m · 31.81 lb/ft  
Weight — SS 304 / SS 316| 47.82 / 48.12 kg/m  
6 m length (CS)| 284.0 kg  
20 ft length (CS)| 288.6 kg  
Flow area| 1236.86 cm²  
Water capacity| 123.686 L/m  
Outer surface (painting)| 1.2767 m²/m  
Approx. max. working pressure*| 24 bar (346 psi) — A312 TP316L  
  
*Approximate ASME B31.3 straight-pipe rating at ≤ 38 °C for seamless A312 TP316L (S = 115.0 MPa, E = 1, 12.5% mill tolerance, no corrosion allowance). Use the [wall thickness calculator](https://pipingsupplyjournal.com/pipe-wall-thickness-calculator.html) for your own design conditions.

Other schedules for 16": [Sch 40](https://pipingsupplyjournal.com/16-inch-schedule-40-pipe.html) · [Sch 80](https://pipingsupplyjournal.com/16-inch-schedule-80-pipe.html) · [Sch 160](https://pipingsupplyjournal.com/16-inch-schedule-160-pipe.html) · [all 16" schedules](https://pipingsupplyjournal.com/16-inch-pipe-dimensions.html)

## Frequently asked questions

What is the ID of 16 inch Sch 10S pipe?

396.84 mm (15.624 in), with OD 406.4 mm and wall 4.78 mm.

What is the weight of 16 inch Sch 10S pipe?

47.34 kg/m (31.81 lb/ft) in carbon steel; 284.0 kg per 6 m length.

What pressure can 16 inch Sch 10S pipe take?

Roughly 24 bar at ambient for seamless A312 TP316L under ASME B31.3 with no corrosion allowance; actual rating depends on material, temperature and code.

---
Data is for reference; verify against the current edition of the governing standard. Quotations: https://pipingsupplyjournal.com/get-quote.html