Lap Joint Flanges (LJ / LJF)

  • group nameFlange

  • Min Order1 piece

  • brand nameLOLO pipe fittings Manufacturer

  • modellap joint flange paired with a stub end, designed for easy alignment and frequent disassembly in piping systems.

  • payment methodT/T, L/C, D/P D/A

  • update timeWed, 24 Jun 2026 10:54:58 GMT

Paramtents

  • Pharma & Food Petrochemical & Oil & Gas

  • Water Treatment Marine / Shipbuilding

Packging & Delivery

  • Min Order1 piece

Briefing

Designed to slide over a Stub End, Lap Joint Flanges rotate freely to simplify bolt hole alignment during installation. This design allows the use of lower-cost carbon steel flanges with expensive alloy stub ends, significantly reducing material costs. Ideal for systems requiring frequent disassembly or limited space, such as food processing and chemical lines. Available in Carbon Steel, Stainless Steel, and Duplex.

Detailed

Standard:
ASME B16.5
EN 1092-1, DIN 2641, DIN 2642, BS 4504

Material:

Carbon Steel:ASTM A105, ASTM A350 LF1/LF2/LF3, ASTM A694 F42/F46/F52/F56/F60/F65/F70, P235GH,P245GH,P250GH,P265GH,P280GH,16M03,S235JR,C22.8,P295GH,P355GH,P275NH,P285NH,P355NH
Stainless Steel:ASTM A182 F304/F304L, F316/F316L, F321, F347, F310, F904L,F44
Alloy Steel:ASTM A182 F5a, F9, F11, F12, F22, F91
Duplex & Super Duplex:ASTM A182 F51, F53, F55
Nickel Alloys:Hastelloy C276, Inconel 600/625/718/X750/800/825, Monel 400/K50
Titanium Flange
Aluminum Flange
Copper Flange
Facing :
ASME:FF, RF  
Pressure Class:
ASME:Class 150, 300, 600 
DIN / EN:PN6, PN10, PN16, PN25, PN40 
Size Range:
NPS 1/2"–24" (DN15–DN600) per ASME B16.5 
Custom larger sizes available

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6YRS Qingdao LOLO Pipeline Co., Ltd.

Nearest port for product export
Qingdao, Tianjin, Shanghai, Shenzhen
Delivery clauses under the trade mode
FOB, CFR, CIF, EXW
Acceptable payment methods
T/T, L/C, D/P D/A
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