We produce 347H flanges,347 H flanges,347H Blind Flanges,347H Welding Neck Flanges,347H Slip On Flanges,347H Socket Welding Flanges,347H Lap joint Flanges,347H Ring joint Flanges,347H Slip-on flanges,347H Weld Neck Flanges,347H WN flanges,347H LWN flanges, 347H Long weld neck flanges,Nimonic 90 orifice flanges,347H Spectacle blind Flanges,347 H Spectacle flanges, 347 H spacer ring flanges,347H Swivel Ring Flanges,347H WNRF Flanges,347H SORF Flanges,347H SWRF Flanges,347H Threaded Flanges,347H Ring Type Joint Flanges,347H BLRF Flanges,347H RTJ Flanges from china
The size of 347H flanges that we could do is from 1/2” – 96”, DN15-DN2000
We could produce 347H flanges with pressre from 150LB-2500LB or PN6-PN100
The face of 347H flanges that we could do is in Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
Also we could produce 347H flanges as per the drawing of the clients
Following is the standard of 347H flanges that we could do:
American standard of 347H 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 347H flanges in DIN 2630,2620,2632,2633,2634,2635,2636,2637,2638,2501(WN);
DIN2573,2576,2527,2655,2656(PL);DIN2566.
British standard of 347H flanges in BS3293,BS4504,BS10
The Italy standard of 347 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 347H flanges in JIS B27620,
Korean Standard of 347H flanges in KSB 1503,KSB 6216,KSB 2332,KSB 2333,KSD 3578,KSD 4308.
Australian standard of 347H flanges in AS 4087,AS 2129,AS/NZS 4320.1
ISO standsard of 347H flanges in ISO 7005-1,ISO 9624
Russian standard of 347H flanges in GOST 12820,GOST 12821,GOST 12836,GOST 12820-80,GOST 12821-80,GOST 12836-80.
European standard of 347 H flanges in EN1092-1
South african standard of 347H flanges in SABS-1123/SANS-1123
As per surface treatment of 347 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 347 H flanges is by forging as per the standard of ASTM B462.
We could do solution treatment, ageing treatment for 347H flanges as per the requirement of the clients
347H has high carbon (0.4 to 0.1%) for better high temperature creep properties.
The chemical composition of 347H flanges is as follows
Technical composition (%) | Iron | Chrominium | Nickel | Manganese | Silcon | Phosphorous | Carbon |
| S |
| Nb | |
347H | min | Bal. | 17.0 | 9.0 | - | - | - | 0.040 |
| - |
| 10xC |
| max | - | 20.0 | 13.0 | 2.00 | 0.75 | 0.040 | 0.100 |
| 0.030 |
| 1.0 |
The mechanical property of 347H flanges is as follows
Grade | Tensile Strength ksi min | Yield Strength 0.2% ksi offset ksi min | Elongation (% in 50mm) min | Hardness (Brinell) MAX | Hardness (Rockwell B) MAX |
347H | 75 | 30 | 40 | 201 | 95 |
In order to control the quanlity of 347H 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 347H flanges as per the standard of EN10204-3.1 or EN10204-3.2 of third party(like TUV,DNV,GL and so on)
Our 347H flanges will be 100% Ultrasonic Inspection as per the forging parts UT Test standard of ASTM A 388 or EN102768.
Our 347H flanges are widely used in many industries,such as Petrochemical,Capital equipment,Energy,Shipping & Offshore industry,Mining industry,Cement industry,Paper industry,Metalworking industry and so on
As per packing of 347H flanges, we will use Veneer Case or Plywood Case
Please send us the drawing of 347H flanges, we are glad to quote the best price for your side.
Except 347H flanges,we also could produce 347H bars,347H plates,347H fasteners,347H bolts,347H pipe fittings,347H pipes,347H tubes,347H springs
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