15H6SYU (H6SYU)
Details of boiler plants, Pipe; heat-resistant steel
Details of boiler plants, Pipe; heat-resistant steel
Standard | Fe, % | Si, % | Mn, % | Cr, % | Al, % | P, % | C, % | S, % |
---|---|---|---|---|---|---|---|---|
GOST 5632-72 | 89.395–92.6 | 1.2–1.8 | < 0.5 | 5.5–7 | 0.7–1.1 | < 0.03 | < 0.15 | < 0.025 |
Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{P}$$, $$MPa$$ | $$\epsilon_L$$, % | $$\psi$$, % | Treatment |
---|---|---|---|---|---|---|---|---|---|
Rod | GOST 5949-75 | 440 | 245 | 20 | 40 | Annealing 750-800 ° C, air cooling |
Standard | Description |
---|---|
GOST 5632-72 |