Description
Jiangsu Liangyi professional manufacturer of 20ChM,20KhM,20ХМ open die forging parts and seamless rolled steel forged rings from china
Following is the shape of 20ChM,20KhM,20ХМ forging steel material that we could do is:20ChM Forged Steel round bars square bars Flat bars Rectangles Bars Rods,20ХМ Forged forging steel rings seamless rolled rings,20ChM Forged Forging Steel Hubs housing shell Sleeves Bushes Bushing Cases Hollow Bars,20ChM Forged Forging Steel Discs Disks Blocks plates,20ChM Forged Forging Steel Pipe Tubes Tubings Piping Shells Casings Case barrels Housings.
Following is forging products of 20ChM,20KhM,20ХМ material that is used in following industry
20ChM Forging gearbox,gear reducer gear wheels, pinion shafts,ring gears,Gear shafts.
20ChM forged mud pump, frac pump pinion shafts, bull gears,gear shafts, gear wheels
20KhM Forged Forged Pumps suction side sealing jacket seal chambers jacket casings
20ХМ Forged Forging Swivel Ring Flanges
20ChM Forging/Forged Forge Steel Wye Piece/Piggable Wyes
20ChM Forged Forging Swept branches outlets steel fittings swept saddles
20ХМ Forged Forging Steel double studded adapter flange
20ChM Forged Forging Steel Nuclear Power trunnions=
20ChM forged forging steel pipes tubes shells piping tubing barrels housing, tube sheets, nozzles, channel flanges for boiler, heat exchanger,pressure vessel,reactors, heaters
20KhM 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
20ChM Forged Forging Steel nuclear Power reactor coolant pumps Rotor Impellers
20KhM forged steel Mechanical Seal Discs
20ХМ Forged Forging Marine Ship Boat Propeller Shafts
20ХМ Forged Forging downhole drilling tool Mud Motor Splined Drive shafts,Down hole Electric electrical submersible pumps ESP motor Splined Shaft
20ChM Forged Forging Gas Air Compressor Rotor
20ХМ Forged Forging Steels Christmas Trees wellhead Spool Body Bodies cylinder
20ChM Forged Forging Block Adaptor
20ChM Forged Forging venturi cone meter Body Bodies Blocks
20ChM Forged Forging Steel frac pumps Fluid End Body Bodies Blocks Modules
20KhM Forged Forging Steel gate valves Body Bodies bespoke flat bars
20KhM Forged Forging Steel drill head casings,collars,landing bowls
20ChM forging forged steel Couplings
20ChM forged steel Flowseal cryogenic High Performance BV Butterfly Valves HPBV shaft
20ХМ forging steel Oil measurement valve Spool Ultrasonic flow meter bodies Body
20ChM Forged Forging Steel Subsea X Tree high pressure elbow
20ХМ forged forging Steel wellhead locknut Venturi Bench
20ChM Forged Forging Steel double studded adapter flange
20ChM Forged Forging Steel integral Mud Flange Flanged outlet Studded crosses
20ChM forged steel Downhole drilling tool Mud Motor End Caps
20ХМ Forged Forging Steel Casing Heads,Tubing Heads,Casing Hangers,Tubing Hangers,Tubing Spools,Casing Spools,Spacer Spools
20ChM Forged Forgig Steel nuclear reactor coolant pump Casing Shells body bodis blocks,nuclear reactor coolant pumps containment seal chamber Rooms,nuclear reactor coolant pumps containment seal chamber Rooms
20ChM Forged Forging Steel Pressure Vessel STUDDING OUTLET
20KhM Forged Forging turbomachinery turbo centrifugal compressor Impeller,Compressor Shrouded Impellers
20ChM forging Forging/Forged Steel Wellhead Christmas Tree Frac Head (Fracturing Head)
20ChM Forged Forging Steel Forged Single Double Bossed boss Blanks FLANGED BOSSES
20KhM Forged Forging Steel PUMP Casing cover.PUMP BARREL,pump impeller,pump shafts, pump housing, pump shells,pump body,pump wear rings
20ChM Forged Forging forge Steel transition Cone
20ХМ Forged Forging Blowout Preventer RAM Annular dual Bops Body Bodies Block
20KhM forged forging steel Load Cell
20ChM forging steel Homogeniser Homogenising Pumping pistons Plunger
20ChM Forging (forged) Bowl Body/Bodies for Centrifugal Machines and Decanters, Decanter Centrifuge
The material 20ChM,20KhM,20ХМ is is alternately classified as structural steel for heat improvement and as a boiler steel designed to work at elevated temperatures. It exhibits very good strength properties, high ductility, weldability and good hardenability.
FOllowing is melting methods for all 20ChM,20KhM,20ХМ forged material as per client choices
1 EAF: Electric Arc Furnace
2 EAF+LF+VD: Refined-smelting and vacuum degassing
3 EAF+ESR: Electro Slag Remelting
4 EAF+PESR: protective atmosphere Electro Slag Remelting
5 VIM+PESR: Vacuum induction melting
The chemical composition of 20ChM forged material shall be as shown in the table below. Measurement of the chemical compositionshall be in accordance with ASTM A751.
C 0.15 - 0.25
Si 0.17 - 0.37
Mn 0.4 - 0.7
Ni max 0.3
S max 0.035
P max 0.035
Cr 0.8 - 1.1
Mo 0.15 - 0.25
Cu max 0.3
20ChM,20KhM,20ХМ forged bars mechanical properties for quenched and tempered condition ISO 683-2: 2018 Testing at room temperature (longitudinal)
Sizes <16mm in +QT condition Rm: 900 - 1100 N/mm2 Rp0,2: >700 N/mm A: >12% Z: >50%
Sizes 16-40mm in +QT condition Rm: 800-950 N/mm2 Rp0,2: >600 N/mm2 A: >14% Z: >55% KV 20C: >50J
Sizes 40-100mm in +QT condition Rm: 650-800 N/mm2 Rp0,2: >400 N/mm2 A: >16% Z: >60% KV 20C: >45J
Sizes 100-150mm in +QT condition Rm: 650-800 N/mm2 Rp0,2: >400 N/mm2 A: >16% Z: >60% KV 20C: >45J
Grain Size of 20ChM,20KhM,20ХМ forged round bars : 5-8 acc to ASTM E112-96
Ultrasonic Standard of 20ChM,20KhM,20ХМ forging rings : Sep1921/ASTM A388/EN 10228-3
Non Metallic Inclusion of 20ChM,20KhM,20ХМ forging parts : 2 max acc to ASTM E45 /K4≤20 acc to DIN 50602
Forging Ratio of 20ChM,20KhM,20ХМ forging shafts : minimum 4 : 1
ALl our finished forged 20ChM,20KhM,20ХМ shafts should be accepted by the QC department of the manufacturer by conducting the following
examinations:
1) external examination;
2) a check of dimensions and marking;
3) chemical composition examination;
4) mechanical tests;
5) macrostructure examination;
6) residual stress measurement;
7) ultrasonic testing;
8) periscopic testing.
Welcome your inquiry of 20ChM,20KhM,20ХМ forged parts
Following is the shape of 20ChM,20KhM,20ХМ forging steel material that we could do is:20ChM Forged Steel round bars square bars Flat bars Rectangles Bars Rods,20ХМ Forged forging steel rings seamless rolled rings,20ChM Forged Forging Steel Hubs housing shell Sleeves Bushes Bushing Cases Hollow Bars,20ChM Forged Forging Steel Discs Disks Blocks plates,20ChM Forged Forging Steel Pipe Tubes Tubings Piping Shells Casings Case barrels Housings.
Following is forging products of 20ChM,20KhM,20ХМ material that is used in following industry
20ChM Forging gearbox,gear reducer gear wheels, pinion shafts,ring gears,Gear shafts.
20ChM forged mud pump, frac pump pinion shafts, bull gears,gear shafts, gear wheels
20KhM Forged Forged Pumps suction side sealing jacket seal chambers jacket casings
20ХМ Forged Forging Swivel Ring Flanges
20ChM Forging/Forged Forge Steel Wye Piece/Piggable Wyes
20ChM Forged Forging Swept branches outlets steel fittings swept saddles
20ХМ Forged Forging Steel double studded adapter flange
20ChM Forged Forging Steel Nuclear Power trunnions=
20ChM forged forging steel pipes tubes shells piping tubing barrels housing, tube sheets, nozzles, channel flanges for boiler, heat exchanger,pressure vessel,reactors, heaters
20KhM 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
20ChM Forged Forging Steel nuclear Power reactor coolant pumps Rotor Impellers
20KhM forged steel Mechanical Seal Discs
20ХМ Forged Forging Marine Ship Boat Propeller Shafts
20ХМ Forged Forging downhole drilling tool Mud Motor Splined Drive shafts,Down hole Electric electrical submersible pumps ESP motor Splined Shaft
20ChM Forged Forging Gas Air Compressor Rotor
20ХМ Forged Forging Steels Christmas Trees wellhead Spool Body Bodies cylinder
20ChM Forged Forging Block Adaptor
20ChM Forged Forging venturi cone meter Body Bodies Blocks
20ChM Forged Forging Steel frac pumps Fluid End Body Bodies Blocks Modules
20KhM Forged Forging Steel gate valves Body Bodies bespoke flat bars
20KhM Forged Forging Steel drill head casings,collars,landing bowls
20ChM forging forged steel Couplings
20ChM forged steel Flowseal cryogenic High Performance BV Butterfly Valves HPBV shaft
20ХМ forging steel Oil measurement valve Spool Ultrasonic flow meter bodies Body
20ChM Forged Forging Steel Subsea X Tree high pressure elbow
20ХМ forged forging Steel wellhead locknut Venturi Bench
20ChM Forged Forging Steel double studded adapter flange
20ChM Forged Forging Steel integral Mud Flange Flanged outlet Studded crosses
20ChM forged steel Downhole drilling tool Mud Motor End Caps
20ХМ Forged Forging Steel Casing Heads,Tubing Heads,Casing Hangers,Tubing Hangers,Tubing Spools,Casing Spools,Spacer Spools
20ChM Forged Forgig Steel nuclear reactor coolant pump Casing Shells body bodis blocks,nuclear reactor coolant pumps containment seal chamber Rooms,nuclear reactor coolant pumps containment seal chamber Rooms
20ChM Forged Forging Steel Pressure Vessel STUDDING OUTLET
20KhM Forged Forging turbomachinery turbo centrifugal compressor Impeller,Compressor Shrouded Impellers
20ChM forging Forging/Forged Steel Wellhead Christmas Tree Frac Head (Fracturing Head)
20ChM Forged Forging Steel Forged Single Double Bossed boss Blanks FLANGED BOSSES
20KhM Forged Forging Steel PUMP Casing cover.PUMP BARREL,pump impeller,pump shafts, pump housing, pump shells,pump body,pump wear rings
20ChM Forged Forging forge Steel transition Cone
20ХМ Forged Forging Blowout Preventer RAM Annular dual Bops Body Bodies Block
20KhM forged forging steel Load Cell
20ChM forging steel Homogeniser Homogenising Pumping pistons Plunger
20ChM Forging (forged) Bowl Body/Bodies for Centrifugal Machines and Decanters, Decanter Centrifuge
The material 20ChM,20KhM,20ХМ is is alternately classified as structural steel for heat improvement and as a boiler steel designed to work at elevated temperatures. It exhibits very good strength properties, high ductility, weldability and good hardenability.
FOllowing is melting methods for all 20ChM,20KhM,20ХМ forged material as per client choices
1 EAF: Electric Arc Furnace
2 EAF+LF+VD: Refined-smelting and vacuum degassing
3 EAF+ESR: Electro Slag Remelting
4 EAF+PESR: protective atmosphere Electro Slag Remelting
5 VIM+PESR: Vacuum induction melting
The chemical composition of 20ChM forged material shall be as shown in the table below. Measurement of the chemical compositionshall be in accordance with ASTM A751.
C 0.15 - 0.25
Si 0.17 - 0.37
Mn 0.4 - 0.7
Ni max 0.3
S max 0.035
P max 0.035
Cr 0.8 - 1.1
Mo 0.15 - 0.25
Cu max 0.3
20ChM,20KhM,20ХМ forged bars mechanical properties for quenched and tempered condition ISO 683-2: 2018 Testing at room temperature (longitudinal)
Sizes <16mm in +QT condition Rm: 900 - 1100 N/mm2 Rp0,2: >700 N/mm A: >12% Z: >50%
Sizes 16-40mm in +QT condition Rm: 800-950 N/mm2 Rp0,2: >600 N/mm2 A: >14% Z: >55% KV 20C: >50J
Sizes 40-100mm in +QT condition Rm: 650-800 N/mm2 Rp0,2: >400 N/mm2 A: >16% Z: >60% KV 20C: >45J
Sizes 100-150mm in +QT condition Rm: 650-800 N/mm2 Rp0,2: >400 N/mm2 A: >16% Z: >60% KV 20C: >45J
Grain Size of 20ChM,20KhM,20ХМ forged round bars : 5-8 acc to ASTM E112-96
Ultrasonic Standard of 20ChM,20KhM,20ХМ forging rings : Sep1921/ASTM A388/EN 10228-3
Non Metallic Inclusion of 20ChM,20KhM,20ХМ forging parts : 2 max acc to ASTM E45 /K4≤20 acc to DIN 50602
Forging Ratio of 20ChM,20KhM,20ХМ forging shafts : minimum 4 : 1
ALl our finished forged 20ChM,20KhM,20ХМ shafts should be accepted by the QC department of the manufacturer by conducting the following
examinations:
1) external examination;
2) a check of dimensions and marking;
3) chemical composition examination;
4) mechanical tests;
5) macrostructure examination;
6) residual stress measurement;
7) ultrasonic testing;
8) periscopic testing.
Welcome your inquiry of 20ChM,20KhM,20ХМ forged parts
