Description
Jiangsu Liangyi professional manufacturer of 1.6931(26NiCrMoV8-5.26NiCrMoV8.5,26NiCrMoV85,26 NiCrMoV 8 5) open die forging parts and seamless rolled rings,,turbo generator,Turbomachines,Turbomachinery,turbogenerator forging steel shafts , and 26NiCrMoV8-5 forged steel Gas steam turbine high pressure and intermediate pressure rotors, monobloc rotors, shaft ends, hollow shafts factory from china
1.6931 26NiCrMoV85 is steel as per standard of SEW 555 (1984) Steels for larger forgings for components in turbine and generator production, such as turbine bolts, turbine rotor shafts, turbine blades and so on
Following is the shape of 1.6931(26NiCrMoV8-5.26NiCrMoV8.5,26NiCrMoV85,26 NiCrMoV 8 5) forging steel material that we could do is:26NiCrMoV8-5 Forged Steel round bars square bars Flat bars Rectangles Bars Rods,26NiCrMoV8.5 Forged forging steel rings seamless rolled rings, 26 NiCrMoV 8 5 Forged Forging Steel Hubs housing shell Sleeves Bushes Bushing Cases Hollow Bars,26NiCrMoV85 Forged Forging Steel Discs Disks Blocks plates, 1.6931 Forged Forging Steel Pipe Tubes Tubings Piping Shells Casings Case barrels Housings.26NiCrMoV8-5 Forged Forging Steel Gas Steam Turbine Rotors Shafts,1.6931 Forged Forging Gas Compressor Turbine Blades steel Flat Rectangles Bars,26NiCrMoV85 Forged Forging Steel gas steam Turbine Guide Rings,seal rings Labyrinth Rings Packing Seal Diaphragm & Seal Ring Rotor End Rings contours Casing Rings,,26NiCrMoV8.5 Forged forging Gas Steam Turbine Valve Spindles/Stems/Rods,26NiCrMoV85 Forging Forged Gas Steam Turbine Doubled-headed Double end Studs Fasteners Bolts
Carbon (C%):Min: 0,22 Max: 0,32
Manganese (Mn%):Min: 0,15 Max: 0,40
Silicon (Si%):≤ 0,30
Phosphorus (P%):≤ 0,015
Sulfur (S%):≤ 0.018
Chrome (Cr%)Min: 1,00 Max: 1,50
Nickel (Ni%):Min: 1,80 Max: 2,10
Molybdenum (Mo%):Min: 0,25 Max: 0,45
Vanadium (V%):Min: 0,05 Max: 0,15
All our 26NiCrMo85 forged steam turbine rotor shafts shall be TEMPER ANNEALING T0 REDUCE 0F INTERNAL STRESSFORGING SUPPLY MACHINED IN REQUIRED TOLERANCE
MECHANICAL PROPERTIES Of 26NiCrMo8-5 forged turbine blade steel is as follows
MIN. YIELD strength:Min 590MPA
TENSIL STRENGT:686-834 MPa
LONGITUDINAL ELONGATION Min20 %
TANGENTIAL ELONGATION Min18 %
LONGITUDINAL NOTCH Toughness Min 78J/cm2
TANGENTIAL NOTCH Toughness..Min 59 J/cm2
FOllowing is 1.6931 forged steel all testing that we will do
MATERIAL TESTS of 26NiCrMo8-5 forging turbine blade steel
CHEMIST test of 26NiCrMo85 forging parts
MATERIAL FOR TESTS REMOVE FROM ADDENDUM FOR TESTS
3X TENSION TEST ACC. T0 EN ISO 6892- -1 of 26NiCrMo8-5 forging material
3X NOTCH TOUGNESS TEST ACC. T0 IS0 148-1 of 26NiCrMo85 forged rings
UL TRASONIC DETECTION WLL BE MAKED ON THE MACHINED FORGING ACC.T0 CSN EN 10228- -3, QUALITY CLASS 3 for all 1.6931 forgings
RANGE 0F ULTRASONIC TESTS:
- BY A DIRECTLY PROBE IN THE RANGE OF 100%(360") FROM THE ROLLED SURFACEAND FROM THE FRONT SURFACES
- BY AN ANGLE PROBE FOR LONGITUDINAL AND TRANSVERSE DEFECTS
IN THE RANGE OF 100%(360") FROM THE ROLLED SURFACE
BY A DOUBLE-PROBE IN THE AREA UNDER THE TEST SURFACE WHERE IT IS NOT POSSIBLT0 CARRY OUT EVALUATION 0F DEFECTS BY THE DIRECT PROBE TEST
REGISTRATION LEVEL:
FOR THE DIRECT AND DOUBLE-PROBES ACCORDING T0 TB...SRR = 3mm
DECREASE OF END ECHO.... = 0.5
- FOR THE DOUBLE-PROBES ACCORDING T0 TAB.... = 3mm
- FOR ANGLE PROBES ACCORDING TO T......... = 3mm
MICRO-CL .EANLINESS ANALYSIS D/4 ACC. T0 DIN 50602 K4 - 6x SIMPLEACCEPTANCE: K4 < 10 for all 26NiCrMo8-5 forging turbine rotor shafts material
LATERAL ETCHING TEST FOR MACROSTRUCTURE ACC. TO ASTM E381 of all turbine 26NiCrMo85 forging steel
ACCEPTANCE: C1, S1, R1
EVAL UATION CROSS- SECTION OF AUSTENITIC GRAIN ACC. TO ASTM E112 for all turbine forged steel
ACCEPTANCE: > 6
EVALUATION MICROSTRUCTURE (ACC. T0 HEAT TREATMENT) + F0T0
DIMENSIONS AND TOL ERANCES OF FORGING ARE T0 BE ACCORDING THE DRAWNGALLOWANCE FOR TESTS DEVIDE FROM FORGING AFTER HEAT TREATMENT
SMELTING No., MATERIAL No., DRAWING No. AND SUPERVISION No for all 1.6931 forged material
IMPRINT TO FRONT OF THE FORGING
TEST RESULTS ARE T0 BE STATED IN A CERTIFICATE 3.1 ACC. TO EN 10204 IN LANGUAGE VERSION MEN TIONEDS IN ORDER
ACCEPTANCE 0F FORGING ACC. T0 CSN 420276.64 EN 10250-1-2 for all 26NiCrMo85 turbine rotor shafts material
Welcome your inquiry of 1.6931(26NiCrMoV8-5.26NiCrMoV8.5,26NiCrMoV85,26 NiCrMoV 8 5) forging forged steel parts
