EI612 (HN35VT)

Country	Section	Category
CIS, Russia, Ukraine	Corrosion-resistant alloys and steels	Corrosion-resistant heat-resistant steel

Standard	Fe, %	Si, %	Mn, %	Co, %	Cr, %	Ti, %	Cu, %	Ni, %	V, %	Al, %	P, %	C, %	S, %	Nb, %	Mo, %	W, %
GOST 5632-14	37.18–47.1	< 0.6	1–2	< 0.2	14–16	1.1–1.5	< 0.25	34–38	< 0.1	< 0.1	< 0.03	< 0.12	< 0.02	< 0.1	< 0.3	2.8–3.5

Property
According to ST TsKBA 010-2004 ХН35ВТ Diameter or thickness: <650 mm; Yield strength:> 392 MPa Tensile strength:> 735 MPa Elongation:> 15%
According to ST TSKBA 010-2004 ХН35ВТ Hardness HB: 207 - 269 Impact strength KCU at 20 ° C:> 70 J / cm2 Relative narrowing:> 25%
According to ST TsKBA 010-2004 ХН35ВТ-ВД Diameter or thickness: <200 mm; Yield strength:> 490 MPa Tensile strength:> 830 MPa Elongation:> 18%
According to ST TsKBA 010-2004 ХН35ВТ-ВД Hardness HB: 207 - 269 Impact strength KCU at 20 ° C:> 60 J / cm2 Relative narrowing:> 40%
Physical properties Density: 8.16 g / cm3 Linear expansion coefficient: 15.6 - 17.0 (10 ^ 6) / ° С Thermal conductivity at 300 ° C: 17.138 W / m * K
Physical properties Thermal conductivity at 200 ° C: 15.466 W / m * K Thermal conductivity at 100 ° C: 13.376 W / m * K Thermal conductivity at 400 ° C: 18.81 W / m * K
Physical properties Thermal conductivity at 500 ° C: 20.482 W / m * K Thermal conductivity at 600 ° C: 22.154 W / m * K Thermal conductivity at 700 ° C: 23.826 W / m * K
Performance data Application temperature: <650 ° C Scale formation temperature: 850 - 900 ° C
Note Heat Resistant Alloy