All Kinds of Non-standards and Type Large Flange Forging
Specifications
Focus on process quality & stage inspectionMaterial:steel
As per customer's require forging
Guarantee period:One year
PROMISE
Within a year of products appear non-artificial and non-natural disaster damage,free replacement.
PRODUCT INFORMATION
Material |
Carbon steel;Mild steel;Stainless steel;duplex stainless steel; Alloy steel |
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As per customer’s required | ||||||||||
Some of the commonly used of material |
20#,40#,45#,30CrMn,4130,4140,42CrMo,410SS;Q345e; ASTM A105,LF2,LF6,F6a,F316,F316L,F51.etc. |
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Forging way: |
Open die forging ,Die forging |
Minimum reduction ratio of product is 4:1 |
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Choose the atendard material |
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Material composition test |
According to the different material to test C%,Mn%,P%,S%,Si%,Cu%,Ni%,Cr%,Mo%,V%(Al%,Nb%,N%) etc. |
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Processing of forging |
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Mechanical test |
Tensile strength |
Yield strength |
Elongation |
Reduction of area |
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Hardness |
Complies with NACE MR 0175 |
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Heat treatment |
Quenched: Austenitized to 910°Cx XHRS |
Quenched: Austenitized to 910°Cx XHRS |
Solution treated at mentioned temp: 1060°C x XHRS |
Quenched&Tempered: 970°C x XHRS |
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Liquid: WATER |
Liquid: WATER |
Quenched: WATER |
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Start temp: 25°C |
Start temp: 25°C |
Quenched: WATER |
Start temp. 38°C |
End temp. 46°C |
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End temp: 38°C |
End temp: 36°C |
Start temp.: 25°C |
Tempered-1:650°C x XHRS |
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Tempered: 590°Cx XHRS AIR COOLED |
Tempered: 600°Cx XHRS AIR COOLED |
End temp.: 40°C |
Tempered-1:630°C x XHRS |
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According to material standard and customer’s require to operation |
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Ultrasonic examination |
100%Ultrasonic examination |
Acceptance standard: ASME B16.34 APP IV |
Equipment: HS610e |
Technique: Straight/Contact |
SENSITIVITY: Φ3+13dB(Φ6.4) |
Probe used: 2.5 P Φ 20 |
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Testing standard:ASTM A388 |
Surface condition: PROOF MACHINED |
Exam stage: as FORGED |
FREQUENCY: 2.5MHz |
Couplant: OIL |
Test blocks: Φ3 |
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MTC |
According to customer’s request for Magnetic partial testing. |
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Marking of forging |
Sr.No./Supplier code/Item code/Material grade & Material Heat No.,Heat Treatment Lot No. & QT |
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As per customer’s require | ||||||||||
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Rustproof packaging |
1.As per customer requirement. |
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2.Products surface brush anticorrosive oil. | ||||||||||
3.Package plastic film. | ||||||||||
4.Plywood case suited to sea shipping. | ||||||||||
About us
Our company is ISO9001:2008 Certified for the production and service of forging steel parts of valves and flanges and design.
Manufacture of large-scale forgings and large high neck flange in technology and performance is superior to the same industry.
Look forward to contact us to know more product information.
Send Inquiry to This Supplier
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