Description
Jiangsu Liangyi professional manufacturer of 1.0460,P250GH open die forging parts and seamless rolled steel forged rings from china
Following is the shape of 1.0460,P250GH forging steel material that we could do is: 1.0460 Forged Steel round bars square bars Flat bars Rectangles Bars Rods,
P250GH Forged forging steel rings seamless rolled rings,P250GH Forged Forging Steel Hubs housing shell Sleeves Bushes Bushing Cases Hollow Bars,1.0460 Forged Forging Steel Discs Disks Blocks plates,P250GH Forged Forging Steel Pipe Tubes Tubings Piping Shells Casings Case barrels Housings.
Following is forging products of 1.0460,P250GH material that is used in following industry
1.0460 Forged Forging Swivel Ring Flanges
P250GH Forging/Forged Forge Steel Wye Piece/Piggable Wyes
P250GH Forged Forging Swept branches outlets steel fittings swept saddles
P250GH forged forging steel pipes tubes shells piping tubing barrels housing, tube sheets, nozzles, channel flanges for boiler, heat exchanger,pressure vessel,reactors, heaters
P250GH Forged Forging Valve Balls,valve Bonnets,valve Body Bodies ,valve Stems,valve closures, valve seat rings, valve core, valve discs,for H type two way 2‐way one way back pressure valves, ball valve,check valve,gate pump
P250GH Forged Forging Steel nuclear Power reactor coolant pumps Rotor Impellers
1.0460 Forged Forging Steel PUMP Casing cover.PUMP BARREL,pump impeller,pump shafts, pump housing, pump shells,pump body,pump wear rings
P250GH Forged Forging forge Steel transition Cone
1.0460 Forged Forging Blowout Preventer RAM Annular dual Bops Body Bodies Block
1.0460 is Boiler steel designed to operate at elevated temperature for many parts and subassemblies of pressure equipment operating up to 450 ℃, such as parts of pressure vessels, bolts, nuts, flanges, pipe joints and other power installations. P250GH is a grade in which mainly hot-rolled rods are supplied in the normalized state.
FOllowing is production standard of 1.0460 forged steel material, :
EN 10273: 2007 Hot rolled weldable steel bars for pressure purposes with specified elevated temperature properties
Steel making Process of P250GH forging round bars
Electric arc furnace or blast furnace and oxygen blast converter shall be used, each with subsequent ladle treatment;
Steel shall be vacuum degassed;
Steel shall be non-radioactive;
Quality class shall beat least MQ in accordance with ISO 6336-5 or DIN 3990-5;
Standard EN 10083 shall be followed.
FOllowing is chemical compostion of 1.0460, forged steel rings
C 0.18 - 0.23
Si max 0.4
Mn 0.3 - 0.9
Ni max 0.3
P max 0.025
S max 0.015
Cr max 0.3
V max 0.02
Nb max 0.01
Ti max 0.03
Al 0.015 - 0.05
Following of 1.0460 forging parts mechanical property :
Dimensions < 50mm Tensile strength, Rm: 410 - 540 MPa
The yield point, Rp,02 > 250 MPa
Elongation, A > 25% Dimensions 50 - 100mm
Tensile strength, Rm: 410 - 540 MPa
The yield point, Rp0,2 > 240 MPa Elongation, A > 25%
Dimensions 100 - 150mm Tensile strength, Rm: 410 - 540 MPa
The yield point, Rp0,2 > 230 MPa
Elongation, A > 25%
Impact energy, KV20℃ > 47 J
FOllowing is inspection standard of P250GH forged material
We have following forging production equipment for all our 1.0460 forging steel parts
6 mobile hearth heating furnaces with a loading capacity of 10t up to 80t, equipped with a centralized automatic controlled system of the heating cycles;
a 6.300 tons semiautomatic hydraulic press;
a 3.500 tons semiautomatic hydraulic press;
a 70 tons capacity manipulator;
a 36 tons capacity manipulator;
a 24 tons capacity manipulator;
a 12 tons manipulator on rails.
The capacity of our a wide range of 1.4548 forging parts is in different shapes and sizes, weighing up to 35 tons.
We have following heat treatment equipment for all our P250GH forging material
21 gas furnaces with a loading capacity of 20t up to 80t and a max length of 16m;
1 electric furnaces with a max capacity of 20 tons;
2 130 and 200 m3 quenching tanks filled with water;
2 110 and 200 m3 quenching tanks filled with water and a polymer solution.
All furnaces are equipped with an automatic programming system controlled by a centralized computer with a heat treatment cycle recording system.
Quenching tanks are equipped with an automatic cooling system which keeps the liquid within the temperature requested.
For our finished production of 1.0460 forged steel bars should have following inspection report
Identification number, material number and designation, order number, drawing number,
Specification Number;
- Heat number, heat chemical analysis, melting method and product chemical analysis;
- Certificate of heat treatment including method of cooling, actual part temperature, holding
time, cooling condition and all re-heat-treatments by complete graphic temperature time;
- Nondestructive testing records,
- Results of all Mechanical Tests,
-Results of residual stress measurements (for process qualification),
- All probable deviation reports,
- Certification of NDT inspector,
- Dimensional and visual inspection report,
- Cleaning Verified
Welcome your inquiry of 1.0460 forging forged steel parts
