We produce 321H flanges,321 H flanges,321H Blind Flanges,321H Welding Neck Flanges,321H Slip On Flanges,321H Socket Welding Flanges,321H Lap joint Flanges,321H Ring joint Flanges,321H Slip-on flanges,321H Weld Neck Flanges,321H WN flanges,321H LWN flanges, 321H Long weld neck flanges,Nimonic 90 orifice flanges,321H Spectacle blind Flanges,321 H Spectacle flanges, 321 H spacer ring flanges,321H Swivel Ring Flanges,321H WNRF Flanges,321H SORF Flanges,321H SWRF Flanges,321H Threaded Flanges,321H Ring Type Joint Flanges,321H BLRF Flanges,321H RTJ Flanges from china
The size of 321H flanges that we could do is from 1/2” – 96”, DN15-DN2000
We could produce 321H flanges with pressre from 150LB-2500LB or PN6-PN100
The face of 321H flanges that we could do is in Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
Also we could produce 321H flanges as per the drawing of the clients
Following is the standard of 321H flanges that we could do:
American standard of 321H 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 321H flanges in DIN 2630,2620,2632,2633,2634,2635,2636,2637,2638,2501(WN);
DIN2573,2576,2527,2655,2656(PL);DIN2566.
British standard of 321H flanges in BS3293,BS4504,BS10
The Italy standard of 321 H 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 321H flanges in JIS B27620,
Korean Standard of 321H flanges in KSB 1503,KSB 6216,KSB 2332,KSB 2333,KSD 3578,KSD 4308.
Australian standard of 321H flanges in AS 4087,AS 2129,AS/NZS 4320.1
ISO standsard of 321H flanges in ISO 7005-1,ISO 9624
Russian standard of 321H flanges in GOST 12820,GOST 12821,GOST 12836,GOST 12820-80,GOST 12821-80,GOST 12836-80.
European standard of 321 H flanges in EN1092-1
South african standard of 321H flanges in SABS-1123/SANS-1123
As per surface treatment of 321 H flange, we could do Anti-rust Oil;Black /Yellow Paint;Hot-dipped Galvanization as per the requirement of the clients
The material grade of 321 H flanges is by forging as per the standard of ASTM B462.
We could do solution treatment, ageing treatment for 321H flanges as per the requirement of the clients
321H is suitable for wet-corrosive service but also has good mechanical strength at high temperatures.
The chemical composition of 321H flanges is as follows
Element | Content (%) |
Fe | Balance |
Cr | 17-19 |
Ni | 9-12 |
Mn | 2 |
Si | 1 |
Ti | 0.35 |
P | 0.045 |
C | 0.04-0.10 |
S | 0.03 |
The mechanical property of 321H flanges is as follows
Properties | Metric |
Tensile strength | 480 MPa |
Yield strength | 205 MPa |
Elongation at break | 29% |
Hardness, Brinell | ≤187 |
In order to control the quanlity of 321H 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 321H flanges as per the standard of EN10204-3.1 or EN10204-3.2 of third party(like TUV,DNV,GL and so on)
Our 321H flanges will be 100% Ultrasonic Inspection as per the forging parts UT Test standard of ASTM A 388 or EN102768.
Our 321H flanges are widely used in many industries,such as Flue gas scrubbers,Chlorination systems,Acid production and pickling systems,Outlet ducting and stack liners for power plants,Sulfur dioxide scrubbers,Pulp and paper bleach plants,Weld overlay of less corrosion resistant metals,Pesticide and other agrichemical production,Tubular heat exchangers
Plate heat exchangers,Nuclear fuel reprocessing,incineration scrubber systems and so on
As per packing of 321H flanges, we will use Veneer Case or Plywood Case
Please send us the drawing of 321H flanges, we are glad to quote the best price for your side.
Except 321H flanges,we also could produce 321H bars,321H plates,321H fasteners,321H bolts,321H pipe fittings,321H pipes,321H tubes,321H springs
-
New
·1.4898 Flanges ·1.4886 Flanges ·1.4529 Flanges ·1.4876 Flanges ·2.4856 Flanges ·2.4851 Flanges ·2.4816 Flanges ·2.4668 Flanges ·2.4663 Flanges ·2.4642 Flanges -
Any
·309S Flanges ·2.4851 Flanges ·Incoloy 901 Flanges ·UNS S31009 Flanges ·A182-F44 Flanges ·VASCOMAX C350 Flanges ·UNS N02233 Flanges ·AerMet 100 Flanges ·15-5Ph Flanges ·Hastelloy B-4 Flanges -
Hot