Stainless Steel 347 / 347H Flanges

ANSI B16.5 SS 347 Pipe Flanges, SS 347 Orifice Flange, UNS S34700 Pipe Flanges, AISI 347 Flanges, SS 347H Ring / Spacer, Steel 347 Slip On Flanges, SS 347H Weld Neck Pipe Flanges, SS Werkstoff Nr. 1.4550 / 1.4961 Socket Weld Flanges, SS 347H Spectacle Blind Flanges, Stainless Steel 347 RTJ Flange, Stainless Steel 347H Nippolet Flanges, ASTM A182 SS F347 Threaded Flanges, SS Grade F347H Forged Flanges, ASME SA182 SS 347H Lap Joint Flange, Alloy 347H WNRF Flanges Suppliers in India.

National India. Co (India) manufacture, supply and export high-quality Stainless Steel 347 / 347H Flanges to our customers over the globe. We have dependably given our clients with the highest quality if products and built a long-lasting association with them. We have a broad scope of high quality of products that are utilized for different purposes. Alloy 347 & 347H are Columbian stabilized Austenitic Stainless Steel Types with a decent amount of corrosion and oxidization resistance.

Alloy 347 & 347 H execute improved creep resistance and high strength at temperatures above 1000°F. It is likewise resistant to intergranular corrosion. Generally also known as UNS S34700 & UNS S34709, these SS 347 & 347H Flanges are available in various types, for example, SS 347 Slip-on Flanges, SS 347H Ring Type Joint Flanges, SS 347 Socket Weld Flanges, SS 347H Blind Flanges and more. This grade offers sturdy construction, long service life, and optimal tensile strength. We have built a solid reputation amongst our customers with our highly dependable and durable products. Every product is available in customizable shapes, grades, and sizes as per our customer’s requirements. 

You can get the exact material according to your requirement at the least possible price. We also provide Reworks, FOB, CFR, CIF, and door to door delivery prices. The materials we offer are completely verifiable, right from raw material test certificate to the final dimensional statement. E-guarantee to give a response within 24hours working hours (usually in the same hour).You can also get stock alternatives, mill deliveries with minimizing manufacturing time. We are completely dedicated to our customers. If it will not possible to meet the customer requirements after examining all options, we will not mislead by making false promises which will create good customer relations.

Specifications:ASTM A182 / ASME SA182
Size:1/2″ (15 NB) to 48″ (1200NB)
:ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Class / Pressure:150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Standard:ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.

Types of Stainless Steel 347/347H Flanges:

Stainless Steel 347/347H Slip On Flanges:SS 347/347H Raised Face Slip On Flanges
347/347H SS Slip On Plate Flanges
347/347H Stainless Steel Slip On Flanges
UNS S34700/S34709 Slip On Flanges
SS WERKSTOFF NR. 1.4550/1.4961  Slip On Flanges
ASTM A182 347/347H Slip On Flanges
Stainless Steel 
347/347H Weld Neck Flanges
:SS 347/347H Raised Face Weld Neck Flanges
347/347H SS Weld Neck Flanges
347/347H Stainless Steel Weld Neck Flanges
UNS S34700/S34709 Weld Neck Flanges
SS WERKSTOFF NR. 1.4550/1.4961  Weld Neck Flanges
ASTM A182 347/347H Weld Neck Flanges
Stainless Steel 
347/347H Blind Flanges
:SS 347/347H Raised Face Blind Flanges
347/347H SS Blind Flanges
347/347H Stainless Steel Blind Flanges
UNS S34700/S34709 Blind Flanges
SS WERKSTOFF NR. 1.4550/1.4961  Blind Flanges
ASTM A182 347/347H Blind Flanges
Stainless Steel 
347/347H Orifice Flanges
:SS 347/347H Orifice Flanges
347/347H SS Orifice Flanges
347/347H Stainless Steel Orifice Flanges
UNS S34700/S34709 Blind Flanges
SS WERKSTOFF NR. 1.4550/1.4961  Orifice Flanges
ASTM A182 347/347H Orifice Flanges
Stainless Steel 
347/347H Socket weld Flanges
:SS 347/347H Socket Weld Flanges
347/347H SS Socket Weld Flanges
347/347H Stainless Steel Socket Weld Flanges
UNS S34700/S34709 Socket Weld Flanges
SS WERKSTOFF NR. 1.4550/1.4961  Socket Weld Flanges
ASTM A182 347/347H Socket Weld Flanges
Stainless Steel 
347/347H Threaded Flanges
:SS 347/347H Threaded Flanges
347/347H SS Threaded Weld Flanges
347/347H Stainless Steel Threaded Flanges
UNS S34700/S34709 Threaded Flanges
SS WERKSTOFF NR. 1.4550/1.4961  Threaded Flanges
ASTM A182 347/347H Threaded Flanges
Stainless Steel 
347/347H Long Weld Neck Flanges

SS 347/347H Long weld Neck Flanges
347/347H SS Long weld Neck Flanges
347/347H Stainless Steel Long weld Neck Flanges
UNS S34700/S34709 Long weld Neck Flanges
SS WERKSTOFF NR. 1.4550/1.4961  Long weld Neck Flanges
ASTM A182 347/347H Long weld Neck Flanges

Stainless Steel 
347/347H RJT Flanges
:SS 347/347H Ring Type Joint Flanges
347/347H SS Ring Type Joint Flanges
347/347H Stainless Steel Ring Type Joint Flanges
UNS S34700/S34709 Ring Type Joint Flanges
SS WERKSTOFF NR. 1.4550/1.4961  RJT Flanges
ASTM A182 347/347H Ring Type Joint Flanges
Stainless Steel 
347/347H Reducing Flanges
:SS 347/347H Reducing Flanges
347/347H SS Reducing Flanges
347/347H Stainless Steel Reducing Flanges
UNS S34700/S34709 Reducing Flanges
SS WERKSTOFF NR. 1.4550/1.4961 Reducing Flanges
ASTM A182 347/347H Reducing Flanges
Stainless Steel 
347/347H Forged Flanges
:SS 347/347H Forged Flanges
347/347H SS Forged Flanges
347/347H Stainless Steel Forged Flanges
UNS S34700/S34709 Forged Flanges
SS WERKSTOFF NR. 1.4550/1.4961 Forged Flanges
ASTM A182 347/347H Forged Flanges
  • Industrial Fabrication
  • Equipment and Appliances
  • Heat Exchanges
  • Architectural Railing
  • Food processing equipment
  • Pharmaceutical and chemical process equipment
  • Heat exchangers
  • Textile
  • Springs
  • Chemical Containers
  • Dyeing Industries
  • Nuts ,Bolts , Fasteners and other in marine Environment
  • Automotive and Aerospace structural use

Chemical Composition of SS 347 / 347H Flanges:

SS 3470.08 max2.0 max1.0 max0.045 max0.030 max17.00 – 20.0010xC – 1.109.00 – 13.0062.74 min
SS 347H0.04 – 0.102.0 max1.0 max0.045 max0.030 max17.00 – 20.008xC – 1.109.00 – 13.0063.72 min

Mechanical Properties of SS 347 / 347H Flanges:

GradeDensityMelting PointTensile StrengthYield Strength (0.2%Offset)Elongation
347 / 347H 8.0 g/cm31454 °C (2650 °F)Psi – 75000 , MPa – 515Psi – 30000 , MPa – 2050.35
  • SS 347 / 347H Flanges Manufacturers

  • SS 347 / 347H Flanges Suppliers

  • SS 347 / 347H Flanges Importer

  • SS 347 / 347H Flanges Exporters

  • SS 347 / 347H Flanges Stockist

  • SS 347 / 347H Flanges Traders

  • SS 347 / 347H Flanges Distributors

Our Products