UNS N09908 Flanges
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We produce UNS N09908 flanges,UNS NO9908 flanges,UNS N09908 Blind Flanges,UNS N09908 Welding Neck Flanges,UNS N09908 Slip On Flanges,UNS N09908 Socket Welding Flanges,UNS N09908 Lap joint Flanges,UNS N09908 Ring joint Flanges,UNS N09908 Slip-on flanges,UNS N09908 Weld Neck Flanges,UNS N09908 WN flanges,UNS N09908 LWN flanges, UNS N09908 Long weld neck flanges,UNS N09908 orifice flanges,UNS N09908 Spectacle blind Flanges,UNS NO9908 Spectacle flanges, UNS NO9908 spacer ring flanges,UNS N09908 Swivel Ring Flanges,UNS N09908 WNRF Flanges,UNS N09908 SORF Flanges,UNS N09908 SWRF Flanges,UNS N09908 Threaded Flanges,UNS N09908 Ring Type Joint Flanges,UNS N09908 BLRF Flanges,UNS N09908 RTJ Flanges from china

The size of UNS N09908 flanges that we could do is from 1/2” – 96”, DN15-DN2000

We could produce UNS N09908 flanges with pressre from 150LB-2500LB or PN6-PN100

The face of UNS N09908 flanges that we could do is in Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Also we could produce UNS N09908 flanges as per the drawing of the clients

Following is the standard of UNS N09908 flanges that we could do:

American standard of UNS N09908 flanges in ANSI B16.5 ;ASME B16.47 Series A(MSS SP-44);ASME B16.47 Series B(API 605);ANSI B16.1,AWWA C207

Germany standard of UNS N09908 flanges in DIN 2630,2620,2632,2633,2634,2635,2636,2637,2638,2501(WN);


British standard of UNS N09908 flanges in BS3293,BS4504,BS10

The Italy standard of UNS NO9908 flanges in UNI27676-67,UNI27677-67,UNI27678-67,UNI6083-67,UNI6084-67,,UNI6088-67,,UNI6089-67,UNI27699-67,,UNI2300-67,UNI27680-67,,UNI27681-67,,UNI27682-67,,UNI27683-67

Janpanese standard of UNS N09908 flanges in JIS B27620,

Korean Standard of UNS N09908 flanges in KSB 1503,KSB 6216,KSB 2332,KSB 2333,KSD 3578,KSD 4308.

Australian standard of UNS N09908 flanges in AS 4087,AS 2129,AS/NZS 4320.1

ISO standsard of UNS N09908 flanges in ISO 7005-1,ISO 9624

Russian standard of UNS N09908 flanges in GOST 12820,GOST 12821,GOST 12836,GOST 12820-80,GOST 12821-80,GOST 12836-80.

European standard of UNS NO9908 flanges in EN1092-1

South african standard of UNS N09908 flanges in SABS-1123/SANS-1123

As per surface treatment of UNS NO9908 flange, we could do Anti-rust Oil;Black /Yellow Paint;Hot-dipped Galvanization as per the requirement of the clients

The material grade of UNS NO9908 flanges is by forging as per the standard of ASTM B462.

We will do following testing to control the quality of UNS N09908 Flanges:Chemical Analysis,Corrosion Test,Tensile, Hardness, Flattening, Flare, Flange and Reverse-bend tests,Eddy Current Testing,Hydrostatic Testing,Air under Press Test,IGC Test (Inter Granular Corrosion Test),Micro-Structure Analysis,Radiography Test,Ultrasonic Test,Liquid Penetrate Test

We could do solution treatment, ageing treatment for UNS N09908 flanges as per the requirement of the clients

UNS N09908 is a nickel-iron alloy that has high tensile strength, fatigue crack growth resistance, good weldability, metallurgical stability and ductility, high fracture and impact toughness, low coefficient of thermal expansion, and resistance to oxygen embrittlement, which allows hot fabrication without cracking.

The chemical composition of UNS N09908 flanges is as follows


Content (%)


47 - 51


35.588 - 44.6


3.75 - 4.5


2.7 - 3.3


1.2 - 1.8




0.75 - 1.25














The mechanical property of UNS N09908 flanges is as follows



Tensile strength

1172 MPa

Yield strength

827 MPa

Elongation at break


We could supply material certificate of UNS N09908 flanges  as per the standard of EN10204-3.1 or EN10204-3.2 of third party(like TUV,DNV,GL and so on)

Our UNS N09908 flanges will be 100% Ultrasonic Inspection as per the forging parts UT Test standard of ASTM A 388 or EN102768.

Our UNS N09908 flanges are widely used in many industries,such as Tanks & Vessels.Fluid Transfer Systems.Heat Transfer Systems,Plant Maintenance & Refurbishment Subcontractors.Separation Systems & Equipment Manufacturers,Biochemical Plant Equipment Manufacturers,Chemical Processing Equipment Manufacturers.Feedstock Processing Equipment Manufacturers,Pressure Vessel Manufacturers.Filtration Systems and so on

Ask for our Delivery Guarantee for our UNS NO9908 flanges, and we will offer a cumulative rebate of 1% for the 1st week late, 2% for the 2nd week late, etc., to a maximum of 10%. For example, a 3 week late delivery will yield a rebate of 6%. We are so sure our long delivery will be on time, we back it up with a financial guarantee.

In order to export our UNS N09908 Flanges, we will do Packing in  No Fumigate or Fumigate Plywood/Wood Pallet or Case as per the requirement of our clients

Please send us the drawing of UNS N09908 flanges, we are glad to quote the best price for your side.

Except UNS N09908 flanges,we also could produce UNS N09908 bars,UNS N09908 plates,UNS N09908 fastener,UNS N09908 bolts,UNS N09908 fittings,UNS N09908 pipes,UNS N09908 tubes,UNS N09908 springs