316H Flanges
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We produce 316H flanges,316 H flanges,316H Blind Flanges,316H Welding Neck Flanges,316H Slip On Flanges,316H Socket Welding Flanges,316H Lap joint Flanges,316H Ring joint Flanges,316H Slip-on flanges,316H Weld Neck Flanges,316H WN flanges,316H LWN flanges, 316H Long weld neck flanges,Nimonic 90 orifice flanges,316H Spectacle blind Flanges,316 H Spectacle flanges, 316 H spacer ring flanges,316H Swivel Ring Flanges,316H WNRF Flanges,316H SORF Flanges,316H SWRF Flanges,316H Threaded Flanges,316H Ring Type Joint Flanges,316H BLRF Flanges,316H RTJ Flanges from china

The size of 316H flanges that we could do is from 1/2” – 96”, DN15-DN2000

We could produce 316H flanges with pressre from 150LB-2500LB or PN6-PN100

The face of 316H flanges that we could do is in Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Also we could produce 316H flanges as per the drawing of the clients

Following is the standard of 316H flanges that we could do:

American standard of 316H 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 316H flanges in DIN 2630,2620,2632,2633,2634,2635,2636,2637,2638,2501(WN);


British standard of 316H flanges in BS3293,BS4504,BS10

The Italy standard of 316 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 316H flanges in JIS B27620,

Korean Standard of 316H flanges in KSB 1503,KSB 6216,KSB 2332,KSB 2333,KSD 3578,KSD 4308.

Australian standard of 316H flanges in AS 4087,AS 2129,AS/NZS 4320.1

ISO standsard of 316H flanges in ISO 7005-1,ISO 9624

Russian standard of 316H flanges in GOST 12820,GOST 12821,GOST 12836,GOST 12820-80,GOST 12821-80,GOST 12836-80.

European standard of 316 H flanges in EN1092-1

South african standard of 316H flanges in SABS-1123/SANS-1123

As per surface treatment of 316 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 316 H flanges is by forging as per the standard of ASTM B462.

We could do solution treatment, ageing treatment for 316H flanges as per the requirement of the clients

316H is more resistant to atmospheric and other mild environments than Type 304.  it is resistant to dilute solutions (i.e. 1-5%) of sulfuric acid up to 120°F.

The chemical composition of 316H flanges is as follows




0.1  max















The mechanical property of 316H flanges is as follows

Mechanical Property


Proof Stress

30 Min KSI

Tensile Strength

76 to -99 KSI

Elongation A5

40 %

In order to control the quanlity of 316H 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 316H flanges  as per the standard of EN10204-3.1 or EN10204-3.2 of third party(like TUV,DNV,GL and so on)

Our 316H flanges will be 100% Ultrasonic Inspection as per the forging parts UT Test standard of ASTM A 388 or EN102768.

Our 316H flanges are widely used in many industries,such as Power,Petrochemical,Agro chemicals,Paper and Pulp Industries,Engineering and Construction,Automotive,Drilling and Well Building,Chemical,Power Plants,Research and Technology,Architecture,Food & Beverages,Aircraft and Aerospace,Oil and Gas,Paper and Pulp,Pharmaceutical & Biochemistry ,Pneumatic Conveyor Systems,Pumps,Ship Building,Water Treatment Plants and so on

As per packing of 316H flanges, we will use  Veneer Case or Plywood Case

Please send us the drawing of 316H flanges, we are glad to quote the best price for your side.

Except 316H flanges,we also could produce 316H bars,316H plates,316H fasteners,316H bolts,316H pipe fittings,316H pipes,316H tubes,316H springs