AD 2000 Merkblatt W10

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

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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 6,5–310 mm

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

Material properties: Tensile Strength 895– MPa, Yield Strength 725– MPa, Working temperature 0–700 °C

Equivalent or similar: A-286 Grade 660, 660A, 660B, 660C, 660D, UNS S66286 : ASTM A638 (VO1.03), A453 (VO1.01), 1.4943, 1.4944, Z6NCT25, Z5NCTDV26-15B, Z6NCTDV25-15

Austenitic precipitation hardened (PH) stainless steel. It has excellent creep strength and can be used at higher temperatures (up to 700°C) than the 12% CrMoV martensitic stainless steels. Application: Pressure equipment, high temperature bolting, steam turbines, nuclear reactors, gas turbines, rocket engines, jet engines, exhaust systems, cryogenics.