254 SMO Flanges

254 SMO Flanges
254 SMO Flanges
SMO 254 Pipe Flanges
SMO 254 Pipe Flanges
254 SMO Slip On Flanges
254 SMO Slip On Flanges

254 SMO Flanges Specification

Specification ASTM A182, SA 182, B564 / ASME SB564, ASTM B564 UNS S31254, ASME SB564 UNS S31254
UNS S31254 F44 Flange size 1/2" - 60"
Standards ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI, ASME, BS, DIN, EN, GOST.
Alloy 254 6mo Flanges Class / Pressure 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc
Main Types Forged / Threaded / Screwed / Plate
254 SMO Stainless Steel Flanges Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Types of F44 UNS S31254 Flanges
  • 254 SMO Weld Neck Ring Flange (WNRF)
  • UNS S31254 F44 Slip-On Ring Flange (SORF)
  • Alloy 254 6mo Blind Ring Flange (BLRF)
  • 254 SMO Stainless Steel Socket Weld Ring Flange (SWRF)
  • F44 UNS S31254 Threaded Ring Flange
  • Stainless Steel S31254 1.4547 Lap Joint Ring Flange (LJRF)
  • ASTM A182 SMO 254 Ring Type Joint Flange (RTJF)
Stainless Steel S31254 1.4547 Flanges manufacturers
  • Raccortubi S.p.A., Italy
  • TecnoForge, Italy
  • Melesi, Italy
  • BENKAN Corporation, Japan
  • Mega, Italy
  • Ulma, Spain
  • Erne Fittings, Austria
  • BKL- Thai Benkan, Thailand
  • Lame S.r.l., Italy
  • Metal far, Italy
Fastest Delivery in Poland, USA, Iran, Italy, UAE, Singapore, Australia, UK, Canada, Malaysia
ASTM A182 SMO 254 Flange Face Raised Face (RF), Flat Face(FF), Ring-Type Joint (RTJ), Tongue-and-Groove (T&G), Male-and-Female (M&F)
Application
  • For 254 SMO piping connection in Petroleum, Power, Chemical, Construction, Gas, Metallurgy, Shipbuilding etc
Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175

AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME)

  • ASME B1.20.1, Pipe Threads, General Purpose
  • ASME B16.1, Cast Iron Flanges and Flanged Fittings Classes 25, 125 and 250
  • ASME B16.5, 254 SMO Pipe Flanges and Flanged Fittings NPS 1/2 Through NPS 24
  • ASME B16.11, UNS S31254 F44 Forged Fittings, Socket Welding and Threaded
  • ASME B16.25, Buttwelding Ends
  • ASME B16.36, Alloy 254 6mo Orifice Flanges
  • ASME B16.47, Large Diameter 254 SMO Stainless Steel Flanges NPS 26 Through NPS 60
  • ASME B31.1, Power Piping
  • ASME B31.3, Process Piping
  • ASME B46.1, Surface Texture (Surface Roughness, Waviness, and Lay)

Value Added services:

254 SMO Flanges services

UNS S31254 F44 Flange Pressure Rating

Temp., °C 254 SMO Flanges Working Pressures by Classes, bar
150 300 400 600 900 1500 2500
-29 ~ 38 20.0 51.7 68.9 103.4 155.1 258.6 430.9
50 19.5 51.7 68.9 103.4 155.1 258.6 430.9
100 17.7 51.5 68.7 103.0 154.6 257.6 429.4
150 15.8 50.3 66.8 100.3 150.6 250.8 418.2
200 13.8 48.6 64.8 97.2 145.8 243.4 405.4
250 12.1 46.30 61.7 92.7 139.0 231.8 386.2
300 10.2 42.9 57.0 85.7 128.6 214.4 357.1
325 9.3 41.4 55.0 82.6 124.0 206.6 344.3
350 8.4 40.3 53.6 80.4 120.7 201.1 335.3
375 7.4 38.9 51.6 77.6 116.5 194.1 323.2
400 6.5 36.5 48.9 73.3 109.8 183.1 304.9
425 5.5 35.2 46.5 70.0 105.1 175.1 291.6
450 4.6 33.7 45.1 67.7 101.4 169.0 281.8
475 3.7 31.7 42.3 63.4 95.1 158.2 263.9
500 2.8 28.2 37.6 56.5 84.7 140.9 235.0
538 1.4 16.5 22.1 33.1 49.6 82.7 137.9
550 - 13.9 18.6 27.9 41.8 69.7 116.2
575 - 9.4 12.6 18.9 28.3 47.2 78.6
600 - 6.6 8.9 13.3 19.9 33.2 55.3
625 - 5.1 6.8 10.3 15.4 25.7 42.8
650 - 4.7 6.3 9.5 14.2 23.6 39.4

Manufacturer of:

254 SMO Weld Neck Flanges Stainless Steel S31254 1.4547 Paddle Blank Flanges
UNS S31254 F44 WNRF Flanges ASTM A182 SMO 254 Paddle Spacer Flanges
Alloy 254 6mo Slip On Flanges SMO 254 Duplex Spectacle Blind Flanges
254 SMO Stainless Steel SORF Flanges 1.4547 Stainless Steel Nippo Flanges
F44 UNS S31254 Spectacle Blind Flanges ASTM A182 UNS S31254 Lap Joint Flanges
Stainless Steel S31254 1.4547 Socket Weld Flanges 254 SMO Screwed (SCRD) Flanges
ASTM A182 SMO 254 SWRF Flange UNS S31254 F44 LJ Flange
SMO 254 Duplex Blind Flanges Alloy 254 6mo Closet Flange
1.4547 Stainless Steel BLRF Flange 254 SMO Stainless Steel Companion Flange
ASTM A182 UNS S31254 Threaded Flanges F44 UNS S31254 Pipe Flange
254 SMO Forged Flanges Stainless Steel S31254 1.4547 Blank Flange
UNS S31254 F44 Plate Flange ASTM A182 SMO 254 Exhaust Flange
Alloy 254 6mo Orifice Flange SMO 254 Duplex Girth Flange
254 SMO Stainless Steel High Hub Flanges 1.4547 Stainless Steel Quick Flange
F44 UNS S31254 Flat Flange ASTM A182 UNS S31254 Split Flange
Stainless Steel S31254 1.4547 Loose Flanges 254 SMO Swivel Flange
ASTM A182 SMO 254 Square Flange Industrial UNS S31254 F44 Flange
SMO 254 Duplex Ring Type Joint Flanges 254 SMO Stainless Steel Reducing SORF Flanges
1.4547 Stainless Steel RTJ Flange F44 UNS S31254 SORF Flange RTJ
ASTM A182 UNS S31254 Groove & Tongue Flanges Stainless Steel S31254 1.4547 SORF Flanges with Hub
254 SMO Expander Flanges ASTM A182 SMO 254 SORF Flange 150#
UNS S31254 F44 Screwed Flanges SMO 254 Duplex WNRF Reducing Flanges
Alloy 254 6mo Awwa Flange 1.4547 Stainless Steel WNRF RTJ Flange
254 SMO Stainless Steel Long Weld Neck Flanges ASTM A182 UNS S31254 WNRF Flange Class 300

Alloy 254 6mo Flanges Price in India

  • ASME B16.5 ASTM 254 SMO S32154 FR GROOVED 150PSI 8" flange Welding Neck FLANGE
    $2.40-$3.10/ Piece
  • A182 F51 4'' x 1-1/2'' 150 LB RF Duplex Steel Flanges 31254 Nipo Flange
    $45.08-$51.29/ Piece
  • ASTM A182 F44 254 SMO UNS S31254 DUPLEX STAINLESS STEEL FLANGE
    $11.50-$12.00/ Piece
  • ASTM B16.5 Duplex steel a182 F44 S31254 254SMO 18"2500# sw flange smooth finish ff
    $5.00-$7.00/ Piece
  • ASME B16.5 Welding Neck FLANGE ASTM 254 SMO S32154 FR GROOVED 150PSI 8" ansi asme flange
    $2.40-$3.10/ Piece
  • 4'' x 1'' 150 LB STD RF Duplex Steel Forged Flange ASME B16.5 31254 Nipo Flanges
    $45.08-$51.29/ Piece
  • 254 SMO WELD FLANGE ASTM A182 F44 UNS S31254
    $26.98-$27.68/ Piece
  • UNS S31254 Forged Long Welding Neck Flange, Duplex Stainless Steel SMO 254 Nipo Flange DN50 150# ASME B16.5
    $1.00-$100.00/ Piece

254 SMO Stainless Steel Flanges Chemical Composition

Grade C Mn Si Cu S P Mo Ni Cr
SMO 254 0.02 1  0.08 0.5-1.0 0.01  0.03 6.0-6.5  17.5-18.5 19.5-20.5

F44 UNS S31254 Flange Mechanical Properties

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8 g/cm3 1320-1390 ℃ 650 300 35 %

Stainless Steel S31254 1.4547 Flanges Equivalent Standard

STANDARD WERKSTOFF NR. UNS SIS BS GOST AFNOR EN
SMO 254 1.4547  S31254  2378  – Z1 CNDU 20.18.06Az X1CrNiMoCuN20-18-7