B500 Gauge Hatch - Specification

The B500 Series are designed to provide access to tanks or vessels for sampling, measurement and inspection.  

• Size range 3” ( 100 mm )  – 12” ( 300 mm )

• Free lift or screw down option

• Standard body materials – Aluminium, Carbon steel, Stainless steel

• O’Ring seals

• Standard full form flanges – ANSI / DIN

• Non standard applications – Consult factory  

Features                                                   Picture Shows B500 Screw Down Gauge Hatch

Low cost maintenance - Lightweight design provides easy handling whilst interchangeable components ensure standard parts are easily replaced.

Testing / Quality - All products are factory tested and fully certified.

Self Draining - All products are designed to ensure that condensate drains away from all seating areas.  

Low leakage - Standard seating design ensures minimum leakage of less than 1 scfh at 90% of set pressure.

Internal Parts - Internal parts are stainless steel as standard. Non standard materials available upon request.

Connections - All valves are supplied with full form flanges to meet individual requirements. Other connections are available upon request.

Non Standard Applications - There are numerous options available for special applications. Exotic materials such as Hastelloy, Monel and various plastics can be offered to suit the most hazardous of environments. Special coatings can also be applied for extreme service. For low temperature duties, internal parts can be PTFE coated to prevent seizure.