Product details
We are manufacturers, suppliers and exporters of 347/347H stainless steel flanges that are manufactured from high quality raw materials. SS 347/347H flanges are used as part of a range of mechanical purposes and are generally used to join funnels. These flanges are open in divergent assessments, sizes and shapes. There are distinctive types of 347 stainless steel flanges, e.g. SS 347H bolted flanges, 347 long-neck welding flanges, 347 reduction flanges, 347H show blind flanges, 347 ring joint flanges, 347 threaded flanges, 347H WNRF flanges, SORF 347 flanges, 347H Weld Neck flanges, 347H weld flanges, 347 Slip On Raise Face Bridges, 347 Blind Lifting Flanges, 347 Folding Joint Flanges, 347H Hole Flanges, SWRF 347 Flanges, and 347 BLRF Flanges.
There is a wide amalgam of services available, once you have changed your note for 347H stainless steel flanges. In case you want all these things under one platform, don't wait any longer and call Gnee Steel Group. We may be your main supplier of such flanges, although the option is not very limited. Our company has been in this business for over a decade and has declared the company as the leading exporter of high and high quality flange flanges. It is the standard stainless steel "18/8". It is an alloy with a high chromium content and less carbon content. Higher chromium ensures anti-corrosion property and low carbon content prevents chromium carbide precipitation due to welding.
List of countries where Gnee Steel Group supplies 347 / 347H stainless steel flanges :USA, Mexico, South Korea, Spain, Argentina, Colombia, Malaysia, Saudi Arabia, Turkey, United Kingdom.
347 / 347H stainless steel tube flanges
These 347/347H stainless steel flanges are widely used in various industrial applications, such as the oil and chemical industry, medicine, food, wastewater treatment, boiler tubes and heat exchangers. It is produced by hot and cold laminate. The glossy surface is the biggest advantage and is mainly used in buildings, elevators, railings, precision equipment, etc.
347 / 347H stainless steel industrial flange specifications
Standards: ASTM A182 / ASME SA182
Standard dimension : ANSI / ASME B16.5, B 16.47 Series A and B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Size : 1/2" (15 NB) to 48" (1200NB)
Standard : ANSI flanges, ASME flanges, BS flanges, DIN flanges, EN flanges, etc.
Class /pressure : 150', 300', 600', 900', '1500', '2500', PN6, PN10, PN16, PN25, PN40, PN64, etc.
Flange face type : Flate face (FF), raised face (RF), ring type joint (RTJ)
Hot tags :
347 stainless steel flanges, 347H stainless steel tube flanges, ASTM A182 347 steel plate flanges, ASME B16.5 347 stainless steel flanges, stainless steel flanges for 347H welding flanges, 347H sliding flanges. Blind flanges 347.
Chemical composition of 347 / 347H stainless steel flanges
| steel | C (%) | Mn (%) | Yes (%) | P (%) | S (%) | Faith (%) | Cr (%) | Ni (%) | Cb (%) |
| 347 | 0.08 max | 2 max | 1.00 max | 0.045 max | 0.030 min | 62.74 min | 17.00 - 20.00 | 9.00 - 13.00 | 10xC - 1.10 |
| 347H | 0.04 – 0.10 | 2 max | 1.00 max | 0.045 max | 0.030 min | 63.72 min | 17.00 - 20.00 | 9.00 - 13.00 | 8xC - 1.10 |
Mechanical properties of 347 / 347H stainless steel industrial flanges
| density | Melting range, C | Elongation% | Tensile strength (Mpa) | Production Force (Mpa) |
| 8 | 1454oC | 35 | 515 | 205 |
Equivalent standard for 347 / 347H stainless steel pipe flanges
| standard | SS 347 | SS 347H |
| Uns | S34700 | S34709 |
| WERKSTOFF NR. | 1.4550 | 1.4961 |
| Afnor | - | - |
| Jis | YOUR 347 | YOUR 347H |
| GOST | 08Ch18N12B | - |
| Bs | - | - |
| in | X6CrNiNb18-10 | X6CrNiNb18-12 |
ASTM A182 Stainless Steel 347 / 347H Flanges Standard Packaging :
310 stainless steel flanges are packed to ensure no damage during transit. In the case of exports of 347H stainless steel pipe flanges, standard export packaging is carried out in wooden boxes. All flanges of 310 stainless steel plates are marked with Grade, Lot No, Size, Grade and our trademark. In special requests we can also make custom marks on our products.
Inspection and testing of 347 / 347H stainless steel flanges :
PMI tests, ultrasonic tests, mechanical tests, spectral tests for chemical grade analysis, burning test, IGC, etc. are some of the tests performed in our facilities. We welcome the gradual inspection of any of your representatives or third party inspection agencies.
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