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AISI 348 Flanges
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We produce AISI 348 flanges,348 flanges,AISI 348 Blind Flanges,AISI 348 Welding Neck Flanges,AISI 348 Slip On Flanges,AISI 348 Socket Welding Flanges,AISI 348 Lap joint Flanges,AISI 348 Ring joint Flanges,AISI 348 Slip-on flanges,AISI 348 Weld Neck Flanges,AISI 348 WN flanges,AISI 348 LWN flanges, AISI 348 Long weld neck flanges,Nimonic 90 orifice flanges,AISI 348 Spectacle blind Flanges,348 Spectacle flanges, 348 spacer ring flanges,AISI 348 Swivel Ring Flanges,AISI 348 WNRF Flanges,AISI 348 SORF Flanges,AISI 348 SWRF Flanges,AISI 348 Threaded Flanges,AISI 348 Ring Type Joint Flanges,AISI 348 BLRF Flanges,AISI 348 RTJ Flanges from china

The size of AISI 348 flanges that we could do is from 1/2” – 96”, DN15-DN2000

We could produce AISI 348 flanges with pressre from 150LB-2500LB or PN6-PN100

The face of AISI 348 flanges that we could do is in Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Also we could produce AISI 348 flanges as per the drawing of the clients

Following is the standard of AISI 348 flanges that we could do:

American standard of AISI 348 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 348 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 348 flanges in BS3293,BS4504,BS10

The Italy standard of 348 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 348 flanges in JIS B27620,

Korean Standard of AISI 348 flanges in KSB 1503,KSB 6216,KSB 2332,KSB 2333,KSD 3578,KSD 4308.

Australian standard of AISI 348 flanges in AS 4087,AS 2129,AS/NZS 4320.1

ISO standsard of AISI 348 flanges in ISO 7005-1,ISO 9624

Russian standard of AISI 348 flanges in GOST 12820,GOST 12821,GOST 12836,GOST 12820-80,GOST 12821-80,GOST 12836-80.

European standard of 348 flanges in EN1092-1

South african standard of AISI 348 flanges in SABS-1123/SANS-1123

As per surface treatment of 348 flange, we could do Anti-rust Oil;Black /Yellow Paint;Hot-dipped Galvanization as per the requirement of the clients

The material grade of 348 flanges is by forging as per the standard of ASTM B462.

We could do solution treatment, ageing treatment for AISI 348 flanges as per the requirement of the clients

AISI 348 is sightly tougher than grade 304 stainless steel.


The chemical composition of AISI 348 flanges is as follows

C

0.08 max

Cr

17 - 19

Co

0.2 max

Fe

Balance

Mn

2 max

Ni

9 - 13

Nb+Ta

Min:10 x C

P

0.045 max

Si

1 max

S

0.03 max

Ta

0.1 max


The mechanical property of AISI 348 flanges is as follows

Properties

Metric

Tensile strength

655 MPa

Yield strength (@ strain 0.200%)

275 MPa

Charpy impact

160 J

Elongation at break (in 50 mm)

45%

Hardness, Brinell (converted from Rockwell B hardness)

147


In order to control the quanlity of AISI 348 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 348 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 348 flanges will be 100% Ultrasonic Inspection as per the forging parts UT Test standard of ASTM A 388 or EN102768.

Our AISI 348 flanges are widely used in many industries,such as Feed-water and steam generator tubing in power plants,Brine heaters and evaporator bodies in salt plants,Sulphuric and hydrouoric acid alkylation plants,Industrial heat exchangers,Cladding for crude oil distillation columns,Splash-zone sheathing in offshore structures, seawater service,Plants for isotope separation in the production of nuclear fuel pumps and valves used in the manufacture of chlorinated hydrocarbons and so on


As per packing of AISI 348 flanges, we will use  Veneer Case or Plywood Case

Please send us the drawing of AISI 348 flanges, we are glad to quote the best price for your side.

Except AISI 348 flanges,we also could produce AISI 348 bars,AISI 348 plates,AISI 348 fasteners,AISI 348 bolts,AISI 348 pipe fittings,AISI 348 pipes,AISI 348 tubes,AISI 348 springs