Stainless Steel Flanges
Weld neck, slip-on, blind, threaded, socket weld and lap joint flanges in 304 / 304L / 316 / 316L, manufactured to ASME B16.5, B16.47, DIN, JIS and GB standards — with pressure classes from 150# to 2500# for reliable bolted connections in every piping system.
Product Range
Forged and plate flanges for all connection requirements, from small-bore process lines to large-diameter transmission pipelines.
Weld Neck Flange
The preferred flange for high-pressure and high-temperature service.
Slip-on Flange
Cost-effective, easy to align; welded both inside and outside.
Blind Flange
For blanking off pipe ends, valves and pressure vessel openings.
Threaded Flange
Threaded connections for low-pressure and non-welded service.
Socket Weld Flange
Socket-welded for small-bore, high-pressure piping.
Lap Joint Flange
Pairs with stub ends for systems requiring frequent dismantling.
Plate Flange
Flat face plate flanges for low-pressure and water systems.
Orifice & Spectacle Blinds
For flow measurement and line isolation.
Custom & Sanitary Flanges
Hygienic and non-standard flanges made to drawing.
Key Features
Standards & Specifications
| Standard | Scope |
|---|---|
| ASME B16.5 | Pipe flanges and flanged fittings, 1/2" – 24" |
| ASME B16.47 | Large diameter steel flanges, 26" – 60" |
| DIN 2573 / 2576 / 2633 | DIN flanges for PN6 – PN40 |
| JIS B2220 | Steel pipe flanges, 5K – 30K |
| GB/T 9112-9124 | China national flange standards, PN2.5 – PN420 |
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