Gate Valves

AIL Forged Steel Valves are of rugged & compact design and offered in the size range 8 mm to 50 mm (1/4" to 2").

. Bolted body-bonnet / cap joint with spirally wound stainless steel gasket for maximum
   protection against leaks.
. Die formed packing rings of braided asbestos with Inconel wire and corrosion inhibitor.
. Gate and Globe valves have

* 'T' head stem connection to ensure disc-seat alignment.

* Outside Screw and Yoke (OS & Y) which prevents corrosion and erosion by the line fluid

* Tapered shoulder on the stem for back seating

END CONNECTION

Valves are offered with screwed, socket weld and flanged ends to the following standards:

Screwed :- 
Taper Threads :- ASME / ANSI B1.20.1 (NPT) BS 21 / ISO 7 / IS 554

Parallel Threads :- BS 2779 / ISO 228
BS 21 /ISO 7 /IS 554

Socket Weld :- ASME / ANSI B 16.11

Flanged :- ASME / ANSI B 16.5 Class 600 for Gate Valves; BS 1560 Class 600 for Globe & Check Valves Raised face (RF) spirally serrated to 125 to 500 Ra (AARH)