MP159 Flanges
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We produce MP159 flanges,MP159 Alloy flanges,MP159 Blind Flanges,MP159 Welding Neck Flanges,MP159 Slip On Flanges,MP159 Socket Welding Flanges,MP159 Lap joint Flanges,MP159 Ring joint Flanges,MP159 Slip-on flanges,MP159 Weld Neck Flanges,MP159 WN flanges,MP159 LWN flanges, MP159 Long weld neck flanges,MP159 orifice flanges,MP159 Spectacle blind Flanges,MP159 Alloy Spectacle flanges, MP159 Alloy spacer ring flanges,MP159 Swivel Ring Flanges,MP159 WNRF Flanges,MP159 SORF Flanges,MP159 SWRF Flanges,MP159 Threaded Flanges,MP159 Ring Type Joint Flanges,MP159 BLRF Flanges,MP159 RTJ Flanges from china

The size of MP159 flanges that we could do is from 1/2” – 96”, DN15-DN2000

We could produce MP159 flanges with pressre from 150LB-2500LB or PN6-PN100

The face of MP159 flanges that we could do is in Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Also we could produce MP159 flanges as per the drawing of the clients

Following is the standard of MP159 flanges that we could do:

American standard of MP159 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 MP159 flanges in DIN 2630,2620,2632,2633,2634,2635,2636,2637,2638,2501(WN);


British standard of MP159 flanges in BS3293,BS4504,BS10

The Italy standard of MP159 Alloy 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 MP159 flanges in JIS B27620,

Korean Standard of MP159 flanges in KSB 1503,KSB 6216,KSB 2332,KSB 2333,KSD 3578,KSD 4308.

Australian standard of MP159 flanges in AS 4087,AS 2129,AS/NZS 4320.1

ISO standsard of MP159 flanges in ISO 7005-1,ISO 9624

Russian standard of MP159 flanges in GOST 12820,GOST 12821,GOST 12836,GOST 12820-80,GOST 12821-80,GOST 12836-80.

European standard of MP159 Alloy flanges in EN1092-1

South african standard of MP159 flanges in SABS-1123/SANS-1123

As per surface treatment of MP159 Alloy flange, we could do Anti-rust Oil;Black /Yellow Paint;Hot-dipped Galvanization as per the requirement of the clients

The material grade of MP159 Alloy flanges is by forging as per the standard of ASTM  

We could do solution treatment, ageing treatment for MP159 flanges as per the requirement of the clients

MP159 has an excellent strength and ductility in temperatures up to 1100- 1200° F. it has stress corrosion and corrosion resistant to crevice corrosion and hydrogen.

The chemical composition of MP159 flanges is as follows


19.0 nom


25.5 nom


7.0 nom


35.7 nom









The mechanical property of MP159 flanges is as follows



Tensile Strength MPA

Yield Strength MPA

Elongation %

Reduction of Area %

Hardness HRC







In order to control the quanlity of MP159 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 MP159 flanges  as per the standard of EN10204-3.1 or EN10204-3.2 of third party(like TUV,DNV,GL and so on)

Our MP159 flanges will be 100% Ultrasonic Inspection as per the forging parts UT Test standard of ASTM A 388 or EN102768.

Our MP159 flanges are widely used in many industries,such as Ball Valves,Check Valves,Air filter,Oil filter,Heat Exchangers, Pressure Vessels,Rotary screw compressors,Cyclone Separators, Water tube boilers,In-line pumps,Magnetic pumps,Batch Steam Sterilizer,Naval Construction and so on

As per packing of MP159 flanges, we will use  Veneer Case or Plywood Case

Please send us the drawing of MP159 flanges, we are glad to quote the best price for your side.

Except MP159 flanges,we also could produce MP159 bars,MP159 plates,MP159 fastener,MP159 bolts,MP159 pipe fittings,MP159 pipes,MP159 tubes,MP159 springs