ASTM A182 F91 Flanges

Manufacturing Sizes :

• NPS: ½” to 48″
• DN15 – DN1500
• PN 2.5 – PN 400

Melting Point (°C) :

• 1382 – 1529 °C

Advantages :

• Very High Durability
• High Tensile Strength
• Good Anti Corrosive Properties

Schedule :

• SCH 120/ 140
• SCH 160/ 180
• SCH 10/ 20/ 40
• SCH 60/ 80/ 100

Pressure Types :

• 125 To 150#
• 300 To 400#
• 600 To 900#
• 1500 To 2500#

Standard :

• ASME B16.5
• ASME B16.36
• ASME B16.47
• ASME B16.48

Forging Temperature :

• Up to 593°C (1100°F)

Supporting Material Of A182 F91 :

• Nuts
• Gaskets
• Bolts
• Ring Joint

Bolts Hole Number :

• 4 To 48

Machining Process :

• Choose material
• Forging
• Forming
• Drilling holes
• Inspection test
• Chamfering edges
• Cutting
• Sealing faces
• Heat treatment
• Machining
• Packaging

Available Threads :

• MNPT (Male)
• NPT
• MPT/ BSPT (Female)
• FPT
• BSP
• BSPP (Male & female)

Test Certificates :

• Third Party Inspection
• 100% Radiography Test
• MTC BS EN 10204 3.1/ 3.2
• NACE MR0175

Types Of Face :

• LJ face (Lap joint)
• RTJ face (Ring type joint)
• M&F face (Male & female)
• FF face (flat)
• T&G face (Tongue & groove)
• RF face (Raised)

Finish :

• Serrated finish
• Stock finish
• Cold water finish
• Spiral serrated
• Smooth finish
• Concentric serrated
• Mirror finish

Installations :

• Nuclear energy sector
• Power generation plant
• Petrochemicals industry
• Petrochemical plants
• Oil & gas plants
• Sea water exchanger

Available Packaging :

• Carton box
• Plastic bag
• Wooden case
• Custom as required

Logistics Method :

• By Air
• By Train
• By Sea
• Saudi Arabia = 7 to 8 day
• Qatar = 7 day
• Oman = 5 to 6 days
• UAE = 6 to 7 day
• Bahrain = 9 to 10 days

End Connection :

• Welding (Welded)
• TH (Threaded)

Marking Method :

• Grade
• Manufacturer logo
• Sizes
• Facing Type
• Material Origin
• ASME/ ASTM Standard
• Material
• Pressure Class

Chromium Content :

• 8.0–9.5%

Casting Equivalent :

• ASTM A217 C12A

Manufacturing Technique :

• Forged
• Cast
• Plate

Inspection Plan :

• Impact test
• PMI test
• Tensile test
• Hardness test
• Material inspection
• Visual inspection

UNS :

• K90901