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AISI 309 Flanges
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We produce AISI 309 flanges,309 flanges,AISI 309 Blind Flanges,AISI 309 Welding Neck Flanges,AISI 309 Slip On Flanges,AISI 309 Socket Welding Flanges,AISI 309 Lap joint Flanges,AISI 309 Ring joint Flanges,AISI 309 Slip-on flanges,AISI 309 Weld Neck Flanges,AISI 309 WN flanges,AISI 309 LWN flanges, AISI 309 Long weld neck flanges,Nimonic 90 orifice flanges,AISI 309 Spectacle blind Flanges,309 Spectacle flanges, 309 spacer ring flanges,AISI 309 Swivel Ring Flanges,AISI 309 WNRF Flanges,AISI 309 SORF Flanges,AISI 309 SWRF Flanges,AISI 309 Threaded Flanges,AISI 309 Ring Type Joint Flanges,AISI 309 BLRF Flanges,AISI 309 RTJ Flanges from china

The size of AISI 309 flanges that we could do is from 1/2” – 96”, DN15-DN2000

We could produce AISI 309 flanges with pressre from 150LB-2500LB or PN6-PN100

The face of AISI 309 flanges that we could do is in Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Also we could produce AISI 309 flanges as per the drawing of the clients

Following is the standard of AISI 309 flanges that we could do:

American standard of AISI 309 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 AISI 309 flanges in DIN 2630,2620,2632,2633,2634,2635,2636,2637,2638,2501(WN);

DIN2573,2576,2527,2655,2656(PL);DIN2566.

British standard of AISI 309 flanges in BS3293,BS4504,BS10

The Italy standard of 309 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 AISI 309 flanges in JIS B27620,

Korean Standard of AISI 309 flanges in KSB 1503,KSB 6216,KSB 2332,KSB 2333,KSD 3578,KSD 4308.

Australian standard of AISI 309 flanges in AS 4087,AS 2129,AS/NZS 4320.1

ISO standsard of AISI 309 flanges in ISO 7005-1,ISO 9624

Russian standard of AISI 309 flanges in GOST 12820,GOST 12821,GOST 12836,GOST 12820-80,GOST 12821-80,GOST 12836-80.

European standard of 309 flanges in EN1092-1

South african standard of AISI 309 flanges in SABS-1123/SANS-1123

As per surface treatment of 309 flange, we could do Anti-rust Oil;Black /Yellow Paint;Hot-dipped Galvanization as per the requirement of the clients

The material grade of 309 flanges is by forging as per the standard of ASTM B462.

We could do solution treatment, ageing treatment for AISI 309 flanges as per the requirement of the clients

AISI 309 is an austenitic stainless steel comprised of 22% to 24% chromium, 12% to 15% nickel, .2% carbon, 2% maximum manganese, traces of phosphorus, silicon, and sulfur with the balance being iron


The chemical composition of AISI 309 flanges is as follows

C

0.2 max

Cr

22 - 24

Fe

Balance

Mn

2 max

Ni

12 - 15

P

0.045 max

Si

1 max

S

0.03 max


The mechanical property of AISI 309 flanges is as follows

Properties

Metric

Tensile  strength

620 MPa

Yield  strength (@ strain 0.200%)

309 MPa

Elongation  at break (in 50 mm)

45%

Hardness,  Brinell

147

Hardness,  Rockwell B

85

Hardness,  Vickers (converted from Rockwell B hardness)

169


In order to control the quanlity of AISI 309 flanges, our workshop has followsing inspection equipment:Impact testing machine ,Magnetic particle flaw detector ,Metallographic Microscope ,Portable Spectrometer ,Ultrasonic Flaw Detector ,Universal testing machine ,Hardness testing machine

We could supply material certificate of AISI 309 flanges  as per the standard of EN10204-3.1 or EN10204-3.2 of third party(like TUV,DNV,GL and so on)

Our AISI 309 flanges will be 100% Ultrasonic Inspection as per the forging parts UT Test standard of ASTM A 388 or EN102768.

Our AISI 309 flanges are widely used in many industries,such as Vacuum Kettle Dryer.Cistern Piler.Vacuum Strainer,Agitators.Chemical Reactor and Systems,Expansion Tank.Water Tank,Lifting Station Tank,Air Drying Plants,Condensers,Balance Valves,Needle Valves,Twin Sharft Dispersers,Chemical and petroleum process equipment and so on


As per packing of AISI 309 flanges, we will use  Veneer Case or Plywood Case

Please send us the drawing of AISI 309 flanges, we are glad to quote the best price for your side.

Except AISI 309 flanges,we also could produce AISI 309 bars,AISI 309 plates,AISI 309 fasteners,AISI 309 bolts,AISI 309 pipe fittings,AISI 309 pipes,AISI 309 tubes,AISI 309 springs