In this category (37)
Flanges B16.5 (½″–24″)
Weld-Neck Flange (WN)
ASME B16.5ASTM A182
Grades / classes: F304/304L·F316/316L
Flanges B16.5 (½″–24″)
Slip-On Flange (SO)
ASME B16.5ASTM A182
Grades / classes: F304/304L·F316/316L
Flanges B16.5 (½″–24″)
Socket-Weld Flange (SW)
ASME B16.5ASTM A182
Grades / classes: F304/304L·F316/316L
Flanges B16.5 (½″–24″)
Lap-Joint Flange (LJ)
ASME B16.5ASTM A182
Grades / classes: F304/304L·F316/316L
Flanges B16.5 (½″–24″)
Threaded Flange (TH)
ASME B16.5ASTM A182
Grades / classes: F304/304L·F316/316L
Flanges B16.5 (½″–24″)
Weld-Neck Flange RTJ (WN-RTJ)
ASME B16.5ASTM A350
Grades / classes: LF2 · LF3
Flanges B16.5 (½″–24″)
Weld-Neck Flange RTJ (WN-RTJ)
ASME B16.5ASTM A182
Grades / classes: F11·F22·F5·F9
Flanges B16.5 (½″–24″)
Weld-Neck Flange RTJ (WN-RTJ)
ASME B16.5ASTM A182
Grades / classes: F304/304L·F316/316L
Flanges B16.5 (½″–24″)
Orifice Flange (ORF)
ASME B16.5ASTM A182
Grades / classes: F304/304L·F316/316L
Large-Diameter Flanges B16.47
Flange WN/Blind Series A (MSS SP-44)
ASME B16.47ASTM A105ASTM A350
Grades / classes: A105 · LF2
Large-Diameter Flanges B16.47
Flange WN/Blind Series B (API 605)
ASME B16.47ASTM A105ASTM A350
Grades / classes: A105 · LF2
Gaskets & Fasteners
Ring Joint Gasket RTJ (R/RX/BX)
ASME B16.20
Grades / classes: Soft iron·316·Inconel
Related standards
FAQ
Frequently asked questions
Which standards apply to Flanges?
TUOJING supplies flanges to ASME B16.5, ASTM A105, ASTM A350, ASTM A182, ASME B16.47, ASME B16.20. Each product page lists its governing standard, grades and size range.
Does TUOJING ship Flanges to Iran and the Gulf?
Yes. We consolidate and route flanges to the major Gulf ports (Jebel Ali, Dammam) and Bandar Abbas, with mill certification and customs support.