DIN 17240

Round Bars 10–180 mm
Hex Bars 18–36 mm

,

, , , , ,

,

Conforms with , ,

Material properties: Tensile Strength 600–750 MPa, Yield Strength 440– MPa, Working temperature 60– °C

Equivalent or similar: Similar chemical composition with 42CrMo4+QT and SA 193-B7/SA320-L7 but with lowest Carbon content and lowest Tensile Strenght. AISI 4130, SS2225, GOST 20KHM, 30KHM, 30KHMA, G25CrMo4, 1.7258 / 24CrMo5, 1.7219 / 26CrMo4 Mechanical conform with DIN EN 898-1 grade 5.6 and DIN EN 898-2 grade 5.0

Usualy used for high and low temperutare bolting. Charpy RT min 60J

Round Bars 10–500 mm
Hex Bars 10–50 mm

, , , , ,

Conforms with , , , , , , , , , , , , , , ,

Material properties: Tensile Strength 900–1050 MPa, Yield Strength 750– MPa, Working temperature 0–580 °C

Creep resisting steel, hardened and tempered. Usual upper temperature limit for continuous operating 580°C, Using: Bolts, Nuts, Turbine Blades, Steam Valve and Turbine components SIMILAR BUT NOT AN EQUIVALENT TO AISI 422 SS

Round Bars 14–350 mm

, , , , , , , ,

,

Conforms with ,

Material properties: Tensile Strength – MPa, Yield Strength – MPa, Working temperature – °C

Round Bars 14.52–210 mm

,

, , , ,

Conforms with , , , , ,

Material properties: Tensile Strength 850–1000 MPa, Yield Strength 700– MPa, Working temperature –550 °C

Equivalent or similar: K14072, SA193-B16, SA194 Gr.16, Alloy steel 661, 661B (UK), BS 1506 671-850, 42CDV4

DUREHETE 950 Uses Power generation (turbine fastener, boiler support rods) Process plant fasteners