Boiler Tubes
TS EN 10217-2 P 235 GH grade boiler tubes for boiler systems; 21.3 – 273 mm outside diameter, 2 – 10 mm wall thickness, standard 7 m length.
TS EN 10217-2
Production Size Range
Outside diameter: 21.3 mm – 273.0 mm · Wall thickness: 2.0 mm – 10 mm · Length: 7 m (standard).
Tolerances
- Wall Thickness
- For t ≤ 5 mm: ±1% or ±0.5 mm
- Outside Diameter
- For d ≤ 219.1 mm: ±1% or ±0.5 mm (whichever is greater) For d > 219.1 mm: ±0.75 mm
- Length
- -0 / +15 mm
Technical Properties
The internal weld bead is removed. Varnished. 100% magnetic tested (Eddy Current and Ultrasonic test).
Dimension and Value Tables
0.2% Yield Limit at Elevated Temperature (N/mm² min.)
| Steel Short Designation | Material No. | Wall Thickness (mm) | 200 °C | 250 °C | 300 °C | 350 °C | 400 °C | 450 °C |
|---|---|---|---|---|---|---|---|---|
| Fe 37,8 / P 235 GH | 1,03 | ≤ 16 | 185 | 165 | 140 | 120 | 110 | 105 |
| Fe 42,8 / P 265 GH | 1,05 | ≤ 16 | 205 | 185 | 160 | 140 | 130 | 125 |
Shall we check stock for Boiler Tubes?
Send the size, wall thickness and quantity; our sales team will reply with stock and pricing.