Lap Joint Flange
Steel Blind Flanges | ASME EN GOST Standard | Reliable Pipeline Sealing End Solution
Lap joint flange is a two-piece pipe connection assembly consisting of a flange ring and a stub end. When bolted, the tightening force of the bolts presses against the gasket through the lip of the stub end, thus achieving a seal.
As a professional lap joint flange manufacturer, Pengrun mainly supplies carbon steel lap joint flanges, with steel lap joint flanges available for custom orders. All products meet ASME B16.5 standards and fit standard stub end dimensions.
Core Advantages of Pengrun Lap Joint Flanges
Free rotation for easy bolt alignment
Protect the pipe lining
Significant cost savings
Easy to maintain and disassemble
Ready stock & custom fabrication supported
Products Category
Industries
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Structural diagram
Applications of Lap Joint Flanges
OIL AND GAS
Frequent disassembly for pipeline inspection
PETROCHEMICAL
Anti-corrosion piping with mixed material design
WATER & DESALINATION
Easy alignment for large pipeline assembly
FOOD & BEVERAGE
Hygienic stainless steel stub end solutions
MARINE & OFFSHORE
Corrosion-resistant piping connections
MUNICIPAL ENGINEERING
Quick installation for public piping systems
FAQs
A lap flange is a two-piece pipe connection assembly consisting of a flange ring and a stub end. When bolted, the tightening force of the bolts presses against the gasket through the lip of the stub end, thus achieving a seal.
A lap joint flange has a rotatable backing ring, ideal for frequent pipeline disassembly. A slip on flange is a single welded piece, more cost-effective for permanent low-pressure connections.
Yes. We maintain a certain inventory of standard-sized flanges to ensure the fastest delivery time. We have the complete equipment and can fully accept custom orders.
We can meet various international standards such as ASME, ANSI, EN, DIN, JIS, and GOST.
Yes. As a professional lap joint flange manufacturer, Hebei Pengrun supply both backing flanges and matched stub ends.