310H Flanges
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We produce 310H flanges,310 H flanges,310H Blind Flanges,310H Welding Neck Flanges,310H Slip On Flanges,310H Socket Welding Flanges,310H Lap joint Flanges,310H Ring joint Flanges,310H Slip-on flanges,310H Weld Neck Flanges,310H WN flanges,310H LWN flanges, 310H Long weld neck flanges,310H orifice flanges,310H Spectacle blind Flanges,310 H Spectacle flanges, 310 H spacer ring flanges,310H Swivel Ring Flanges,310H WNRF Flanges,310H SORF Flanges,310H SWRF Flanges,310H Threaded Flanges,310H Ring Type Joint Flanges,310H BLRF Flanges,310H RTJ Flanges from china

The size of 310H flanges that we could do is from 1/2” – 96”, DN15-DN2000

We could produce 310H flanges with pressre from 150LB-2500LB or PN6-PN100

The face of 310H flanges that we could do is in Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Also we could produce 310H flanges as per the drawing of the clients

Following is the standard of 310H flanges that we could do:

American standard of 310H 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 310H flanges in DIN 2630,2620,2632,2633,2634,2635,2636,2637,2638,2501(WN);


British standard of 310H flanges in BS3293,BS4504,BS10

The Italy standard of 310 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 310H flanges in JIS B27620,

Korean Standard of 310H flanges in KSB 1503,KSB 6216,KSB 2332,KSB 2333,KSD 3578,KSD 4308.

Australian standard of 310H flanges in AS 4087,AS 2129,AS/NZS 4320.1

ISO standsard of 310H flanges in ISO 7005-1,ISO 9624

Russian standard of 310H flanges in GOST 12820,GOST 12821,GOST 12836,GOST 12820-80,GOST 12821-80,GOST 12836-80.

European standard of 310 H flanges in EN1092-1

South african standard of 310H flanges in SABS-1123/SANS-1123

As per surface treatment of 310 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 310 H flanges is by forging as per the standard of ASTM B462.

We could do solution treatment, ageing treatment for 310H flanges as per the requirement of the clients

310H provide comparable corrosion resistance, superior resistance to oxidation and the retention of a larger fraction of room temperature strength than the common austenitic alloys like Type 304.

The chemical composition of 310H flanges is as follows


Content (%)

















The mechanical property of 310H flanges is as follows

Mechanical Properties


Grade 0.2 % Proof Stress KSI  (min)


Tensile Strength KSI (min)


Elongation % (min)


Hardness (HV) (max)


In order to control the quanlity of 310H 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 310H flanges  as per the standard of EN10204-3.1 or EN10204-3.2 of third party(like TUV,DNV,GL and so on)

Our 310H flanges will be 100% Ultrasonic Inspection as per the forging parts UT Test standard of ASTM A 388 or EN102768.

Our 310H flanges are widely used in many industries,such as heat exchangers,air receivers,pressure vessels,Stripper columns, separators, splitter, columns, hydro treaters, hydro crackers, desalters,shipping building and Aviation,drilling stations, pipelines and refineries,processing units,mechanical equipment, crystalizer equipment,Offshore and onshore industry, such as subsea and deepwater offshore oil production systems, industrial air compressors, power generators and nitrogen generators and so on,

As per packing of 310H flanges, we will use  Veneer Case or Plywood Case

Please send us the drawing of 310H flanges, we are glad to quote the best price for your side.

Except 310H flanges,we also could produce 310H bars,310H plates,310H fasteners,310H bolts,310H pipe fittings,310H pipes,310H tubes,310H springs