904L Flanges

Guru Gautam Steels are Manufacturers, Supplier and Exporters of 904L Flanges that is Fabricated From High Quality Raw Materials. 904L Flanges are Available in different grades and sizes, shapes. We also engaged in customization of these 904L Flanges as per the client's requirement by following International quality standards.
904L Flanges

ANSI B16.47 904L Blind Flanges, DIN 2.4539 ASTM B366 Plate Flanges, 904L N08904 Socket Weld Flanges & Weld Neck Flanges Manufacturer in india.

Standard 904L
UNS N08904
WERKSTOFF NR. 2.4539
EN X1NiCrMoCu25-20-5
AFNOR Z2 NCDU 25-20
BS 904S13
JIS SUS 890L
KS STS 317J5L


904L ANSI B16.5 / B16.47 Flanges Specification :

Standard : ASTM, ASME, ANSI, JIS, DIN, BSNA 11, EN Ni 99.2, JIS NW 2200, GOST-НП-2

Dimensions : ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.

Designation : ASTM / ASME B 366 / SB 366

Class : Class 150, Class 300, Class 400, Class 600, Class 900, Class 1500 & Class 2500

Size : 1/2″NB TO 60″NB

Grades : 904L (UNS N08904) Flanges, 2.4539

Pressure : DIN PN6, PN10, PN16, PN25, PN40, PN64, PN100, PN160


904L Flanges Chemical Composition:

Ni C Mn Si Cu Cr Mo S P
23 - 28 0.02 max 2.0 max 1.0 max 1 - 2 19 - 23 4 - 5 0.035 max 0.045 max

UNS N08904 Flanges Mechanical & Physical Properties :

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.05 g/cm3 1350 °C (2460 °F) Psi -71,000 , MPa -490 Psi - 32,000 , MPa - 220 35 %

Types of 904L ASTM B366 Flanges :
  • 904L Screwed Flanges
  • 904L Long Weld Neck Flanges
  • 904L Reducing Flanges
  • 904L Spectacle Blind Flanges
  • 904L Ring Joint Flanges
  • 904L Threaded Flanges
  • 904L WNRF Flanges
  • 904L SORF Flanges
  • 904L ASTM B 366 Forged Flanges
  • 904L ASTM B 366 Slip On Flanges
  • 904L ANSI B16.47 Flanges
  • 904L ASME Flanges
  • 904L Weld Neck Flanges
  • 904L Socket Weld Flanges
  • 904L Slip On Raise Face Flanges
  • 904L Blind Raise Face Flanges
  • 904L Lap Joint Flanges
  • 904L Orifice Flanges
  • 904L SWRF Flanges
  • 904L BLRF Flanges
  • 904L Industrial Flanges
  • 904L Flat Flanges
  • 904L ANSI B16.5 Flanges
  • 904L Plate Flanges


Marking & Packing
Our products like 904L flanges are packaged to make sure that there’s no damage throughout transit. Just in case of exports, customary export packaging is completed in wooden boxes or cases. All 904L flanges are marked with Trademark (Company’s LOGO), Grade, Size and Lot No. On requests we can do custom marking on our products.

Test Certificates
Manufacturer Test Certificate as per EN 10204-3.1, EN 10204-3.2, Raw Materials Certificate, NABL approved Lab Test Report, 100% Radiography Test Report, Third Party Inspection Report etc.