Design, mfg. & tested as per api, 520, 521, 526, 527 standards
models comply to "asme sec.viii" of boiler & pressure vessels code.
Registered under indian boiler regulation (ibr).
Also approved by chief controller of explosives department(ccoe)
conventional balance bellows design.
Complete teflon (feppfa). Lining for highly corrosive services.
Softseat arrangement for tight shut-off.