Home > Lap Joint Flanges
Lap joint flangesare essential in piping systems and are prized for their flexibility and easy assembly. Adding a stub end simplifies both assembly and disassembly, which helps in systems that need regular maintenance. Constructed from long-lasting materials like carbon steel, stainless steel and steel alloys, lap joint flanges deliver dependable performance. They see strong demand across industries like chemical processing, pharmaceuticals, food processing and petrochemicals, where easy and dependable maintenance is needed. Lap joint flanges guarantee a firm, leak-proof connection that does not penetrate, making it ideal for complex applications that call for flexibility and lasting performance.
Dimensions :ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
Size :1/2″ (15 NB) to 48″ (1200NB)
Class :150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.
DIN :DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636,DIN2637, DIN2638, DIN2673
BS : BS4504 , BS4504, BS1560, BS10
Flange Face Type : Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
Stainless Steel Lap Joint Flanges :
ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L
Duplex & Super Duplex Steel Lap Joint Flanges :
ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61
Carbon Steel Lap Joint Flanges :
ASTM / ASME A/SA 105 ASTM / ASME A 350 , ASTM A 181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F706
Low Temperature Carbon Steel Lap Joint Flanges :ASTM A350, LF2, LF3
Alloy Steel Lap Joint Flanges :
ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91
Copper Alloy Steel Lap Joint Flanges : ASTM SB 61 , SB62 , SB151 , SB152 UNS No. C 70600 (Cu-Ni 90/10), C 71500 (Cu-Ni 70/30), UNS No. C 10100, 10200, 10300, 10800, 12000, 12200
Nickel Alloy Lap Joint Flanges :
ASTM SB564, SB160, SB472, SB162 Nickel 200 (UNS No. N02200), Nickel 201 (UNS No. N02201), Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel 600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No. N10276), Alloy 20 (UNS No. N08020)
| Lap Joint Flange | Lapped Joint Flanges |
| ANSI B16.5 Lap Joint Flanges | Lap Joint Flange Dimensions |
| ASME B16.5 Lapped Joint Flanges | ANSI B16.5 Class 150 Lap Joint Flanges |
| Stainless Steel Lap Joint Flanges Suppliers | SS Lap Joint Flange |
| Lapped Joint Plate Flanges Dealer | ASME B16.47 Series A and B Lap Joint Flanges Exporter |
| ANSI B16.5 class 150 Lap Joint Flange Stockholder | ANSI 150 Lap Joint Flange Distributors |
| Carbon Steel Lap Joint Flange | High Quality Lap Joint Flanges Manufacturer |
| ASTM A182 Stainless Steel Lap Joint Flange | Duplex Steel Lapped Joint Flange |
| Super Duplex Steel Lap Joint Forged Flange | Copper Nickel Lap Joint Pipe Flanges |
| High Nickel Alloy Lapped Joint Flanges | Hastelloy Flat Faced Lap Joint Flanges Stockist |
| Titanium ASME B16.47 Series A and B Lap Joint Flanges | Inconel Lap Joint Flanges |
At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, providing advanced solutions for all your piping requirements. With cutting-edge production facilities strategically situated in the New Zealand, we maintain an extensive inventory of more than 25,000 tons of top-quality materials kept ready in stock.
Reach out to us for a fast quote tailored to your requirement.
These Lap Joint Flanges are supplied by us in accordance with DIN, ISO, JIS or ANSI Standard.
Because Lap Joint Flanges offer outstanding mechanical properties along with resistance to wear, corrosion, and high temperatures, they see broad use across many industries. You’ll find these flanges commonly applied in the oil and gas, petrochemical, power generation, and aerospace sectors. They serve a key role in connecting equipment, valves, and pipe systems. Their remarkable strength, toughness, and wear resistance make them ideal for uses subjected to harsh operating conditions, including high temperatures, elevated pressures, and corrosive surroundings.
Yes, lap joint flanges are suitable for recycling once they have served their purpose. Made from recyclable materials such as carbon steel, stainless steel, and alloy steels, they can be melted down and reused in new manufacturing processes, supporting sustainability and lessening environmental impact.
