Hunan Dinghan New Material Technology Co., LTD
| Payment Terms | T/T |
| Supply Ability | Negotiable |
| Delivery Time | (Sample Order) 7 days |
| Packaging Details | According to Customers' Requests |
| Product Name | Nickle Alloy Forging Ring |
| Grade | Inconel 718 |
| UNS | NO7718 |
| Curie Temperature | -112°C |
| Special Heat | 435J/kg･K |
| GB/T | GH169/GH4169 |
| Brand Name | DINGSCO |
| Model Number | According to customers requirements |
| Certification | ISO 9001:2015,PED 2014/68/EU,API 6A,API-20B,TSG,NORSOK |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | Negotiable |
| Delivery Time | (Sample Order) 7 days | Packaging Details | According to Customers' Requests |
| Product Name | Nickle Alloy Forging Ring | Grade | Inconel 718 |
| UNS | NO7718 | Curie Temperature | -112°C |
| Special Heat | 435J/kg･K | GB/T | GH169/GH4169 |
| Brand Name | DINGSCO | Model Number | According to customers requirements |
| Certification | ISO 9001:2015,PED 2014/68/EU,API 6A,API-20B,TSG,NORSOK | Place of Origin | China |
| High Light | UNS NO7718 Inconel 718 Ring ，Inconel 718 Ring Customized ，Inconel 718 Ring Corrosion Resistant | ||
Nickle Alloy Ring are the most common in forged metals. Through open die forging, the metal is formed into something that's shaped like a doughnu before it's heated between 400 and 700'c. Next, it's placed on a mandrel or idler rol that increases the steel ring's diameters and reduces thethickness of its walls. You can find them in machinery and equipment, vehicles, pipes and valves, and other hardware. Almost all vehicles and otherheavy machinery make use of them because they are durable and easy to replace and look for.
Inconel 718(UNS NO7718) is a Gamma Prime strengthened aloy with excelent mechanical properties at elevated temperatures, as wel as cryogenidtemperatures. Suitable for temperatures up to around1300 °F. Can be readily worked and age hardened. Excellent strength from -423 °Fto 1300°F(-253 'C to 705C).Age hardenable and may be welded in fully agedcondition, Excellent oxidation resistance up to 1800 °F(980 °C).Typically sold in the solution annealed temperbut can be ordered aged, cold worked, or cold worked &aged. Alloy 718 is a high strength, nickel base, superalloy usedfor cryogenic temperatures up to long term service at1200 °F. This alloy is readily fabricated and may be weldedin either the annealed or precipitation hardened(aged)condition.718 is annealed at 1700-1850 'F and air cooledor faster. lt is aged at 1325 °F for 8 hours, furnace cooledto hold at 1150 'F, for a total aging time of 18 hours, thenair cooled.Alloy 718 wil show a contraction of 0.0008inch/inch after precipitation hardening. Good mechanical properties: tensile,fatigue, and creep-rupture. Excelent welding characteristics and resistant to postweld age cracking. Oxidation resistant throughout its useful temperature range.
Applications:
Uses for this alloy tend to be in the field of gas turbine components and cryogenic storage tanks. Alloy 718 iscommonly used in jet engines, pump bodies and partsrocket motors and thrust reversers, and hot extrusion tooling. Other popular uses are high strength bolting anddown hole shafting.
Mechanical Properties:
| Properties | YS(Ksi) | TS(Ksi) | EL(%) | HRC |
| Room Temperature | 180 | 150 | 12 | 36 |
| 1200℉(<0.025-in) | 140 | 115 | - | - |
| 1200℉(>0.025-in ) | 145 | 120 | 5 | - |
| Properties | YS(Ksi x 103) | TS(Ksi(Ksi x 103) | ||
| 1700'F | 18.8 | 7.1 | - | - |
| 1800'F | 17.4 | 6.5 | - | - |
| 1900'F | 15.9 | 5.8 | - | - |
| 2000'F | 14.3 | 5.1 | - | - |
Chemical Composition:
| Element | Ni | Cr | S | C | Mn | Si | Mo | Cu | Co | Al | Nb | B | P |
| Minimum(%) | 50 | 17 | - | - | - | - | 2.8 | - | - | 0.2 | 4.75 | - | - |
| Max(%) | 55 | 21 | 0.015 | 0.08 | 0.35 | 0.35 | 3.3 | 0.3 | 1.0 | 0.8 | 5.5 | 0.006 | 0.015 |
Our QC Activities and Test Methods:
| Chemical Analysis | ASTM E1473ensile | Test | ASTM E8 |
| Hardness Test | ASTM E 10,E 18 | PMl Examination | DINGSCO SOP |
| Ultrasonic NDT | BS EN 10228 | Liquid Penetrant NDT | ASTM E 165 |
| Dimensional and inspection | DINGSCO SOP | Roughness Test | DINGSCO SOP |
| Impact Test | ASTM E 23 | Low Temperature lmpact Test | ASTM E 23 |
| Creep and Stress Rupture Test | ASTM E 139 | Hydrogen Induced Cracking Test | NACE TM-0284 * |
| Inter Granular Corrosion Test | ASTM A 262 * | Sulfide Stress Corrosion Cracking Test | NACE TM-0177 * |
| Pitting and Crevice Corrosion Test | ASTM G 48 * | Macro Etching Test | ASTM E 340* |
| Grain Size Test | ASTM E 112 * |
* Done by state own third party laboratory
Processing Flow Chart:
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
1998
Total Annual:
70 million-100 million
Employee Number:
50~60
Ecer Certification：
Verified Supplier
Hunan Dinghan New Material Technology Co.,Ltd. (DINGSCO) specialized in Nickel Based Corrosion Resistant and High Temperature alloys products which used in the world’s most technically demanding industries and applications. We have complete advanced technology facilities t... Hunan Dinghan New Material Technology Co.,Ltd. (DINGSCO) specialized in Nickel Based Corrosion Resistant and High Temperature alloys products which used in the world’s most technically demanding industries and applications. We have complete advanced technology facilities t...
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