Lap-Joint Flanges – Carbon Steel & Stainless Steel, ½” to 48”, Class PN6 to 1500 LBS

These Lap-Joint Flanges are designed for use with stub ends, providing easy alignment and installation in piping systems that require frequent dismantling or maintenance. Manufactured from robust carbon steel (A105, ASTM A234, SS400) and corrosion-resistant stainless steel (SS304/L, SS316/L), these flanges offer excellent mechanical properties and corrosion resistance. Available in sizes ranging from ½ inch (15 NB) to 48 inches (1200 NB), and pressure classes spanning PN6 to PN40 and ANSI 150 to 1500 LBS, these flanges conform to international standards ensuring reliable performance in oil & gas, chemical, power generation, and water treatment industries.

Specification:

– Product Type: Lap-Joint Flange
– Materials:
 • Carbon Steel: ASTM A105, ASTM A234, SS400
 • Stainless Steel: SS304, SS304L, SS316, SS316L
– Size Range: ½” (15 NB) to 48” (1200 NB)
– Pressure Ratings:
 • PN Ratings: PN6, PN10, PN16, PN25, PN40
 • JIS Ratings: 5K, 10K, 16K
 • ANSI Ratings: 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS
– End Connection: Raised Face (RF) typically
– Standards: ASME B16.5, EN 1092-1, JIS B2220
– Surface Finish:
 • Carbon Steel – Black coated or bare
 • Stainless Steel – Polished or passivated finish
– Bolt Hole Drilling: Per applicable flange standard
– Application: Ideal for piping systems with frequent disassembly, suitable for high-pressure and corrosive environments
– Origin: Sourced globally including China, India, Korea
For further specifications or to inquire about this equipment and ReflowX's logistics services, Please contact ReflowX at info@reflowx.com