UNE 36087 A 42 RCI Steel plate for Boiler Pressure Vessel
A 42 RCI steel plate,UNE 36087 A 42 RCI steel plates is a kind of material for boiler and pressure vessel steel.UNE 36087 A 42 RCI steel plates is characterised by a minimum yield strength of 185 - 265 MPa and by good weldability,so A 42 RCI steel is mainly used to for manufacturing boilers, pressure vessels and pipes transporting hot liquids.the following are UNE 36087 A 42 RCI steel plate's Chemical composition and mechanical properties.
A 42 RCI Steel Chemical analysis
| Grade | C. % | Mn.% | S. | N | Cu | Nb | Ti. | Si. | P. | AL | Cr. | Mo. | Ni | Vi |
| A 42 RCI | 0.20 | 0.80-1.40 | 0.015 | 0.012 | 0.30 | 0.020 | 0.03 | 0.40 | 0.025 | 0.020 | 0.30 | 0.08 | 0.30 | 0.02 |
A 42 RCI Steel Mechanical properties
| Grade | Type | Thickness mm | Yield strength Mpa(min) | Tensile Strength MPa | Elongation % (min) | Impact Energy (KVJ) (min) | ||
| -20° | 0° | +20 | ||||||
| A 42 RCI | Normalized | ≤16 16>to≤40 40>to≤60 60>to≤100 100>to≤150 150>to≤250 | 265 | 410-530 | 22 | 27 | 34 | 40 |
| 255 | 410-530 | 22 | 27 | 34 | 40 | |||
| 245 | 410-530 | 22 | 27 | 34 | 40 | |||
| 215 | 410-530 | 22 | 27 | 34 | 40 | |||
| 200 | 400-530 | 22 | 27 | 34 | 40 | |||
| 185 | 390-530 | 22 | 27 | 34 | 40 | |||
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