EN 10204-3.1 Europe Origin

Round Bars 10–130 mm

Conforms with:

Material properties: Tensile Strength 1241– MPa, Yield Strength 1034– MPa, Working temperature – °C

Equivalent or similar: Alloy 718 Mar Material acc. to API 6A Standard (API American Petroleum Institute)

SB 637, AMS 5662, AMS 5663

Round Bars 12–140 mm

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Conforms with:

Material properties: Tensile Strength 1000–1300 MPa, Yield Strength 600– MPa, Working temperature –750 °C

Equivalent or similar: W.Nr 2.4952 W.Nr 2.4631 UNS N07080 AWS 031 ASTM B637 BS 3076 NA 20 BS HR 1 BS HR 601

Wst.No. 2.4952 / Böhler L080AHT / UNS N0780 VIM+VAR, ASTM B637

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 A286 - UNS S66286 - X5NiCrTi 26-15

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.

Round Bars 19–290 mm

Conforms with: , , , , , , ,

Material properties: Tensile Strength 820–970 MPa, Yield Strength 660– MPa, Working temperature –570 °C

Equivalent or similar: ČSN 15320

Alloy T41is designed for use for bolting, fastener and support rods in turbine, boiler and power plant applications. The material is particularly suitable in elevated temperature areas and where good creep, notch and relaxation resistance is required.

Round Bars 12–120 mm in QT1, Rm= 800-950N/mm2

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Conforms with: , , , , , , , , , , , , , , , , , , , , , , ,

Material properties: Tensile Strength 800–950 MPa, Yield Strength 600– MPa, Working temperature –580 °C

Equivalent or similar: AFNOR Z21CDV12, ST12TE, 23H12MNF, ČSN 17134, ČSN 17 134, BS 762

Creep resisting steel, hardened and tempered. Usual upper temperature limit for continuous operating at 580°C. Components featuring elevated high-temperature strength for use in thermal engines and power plants, such as turbine blades, turbine discs, screws, bolts, pins and shafts.

Round Bars 14–350 mm

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Conforms with: ,

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

Round Bars 12–80 mm

Conforms with:

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

Equivalent or similar: Fermonic 50

Round Bars 20–200 mm

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Conforms with: , , , , , , , , , , , , ,

Material properties: Tensile Strength 700–850 MPa, Yield Strength 550–1 MPa, Working temperature 0–550 °C

Equivalent or similar: CSN 15320.5, CSN 15320.6, 21HMF, 20CDV5-07, 25KH1M1F, MCrMoV, ST460TS, Cr-Mo-V, 20CDV5-07 - 20 CDV 5-07 - 20CDV5.07

Chrome Molybdenum Vanadium steel 21CrMoV5-7 is used for steam and gas turbine components and also for high temperature industrial boilers, valves and oil & gas applications. Bolts, studbolts, nuts, washers, bonet bolts parts of the turbine, pumps, valves etc.

Round Bars 10–120 mm

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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 10–120 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