Hawa Valves – Leading manufacturer of engineered valves for the Oil & Gas Hydrocarbon Industry (Upstream - Onshore, Offshore, FPSO, FLNG, Sub-sea / Downstream - Refinery, Petrochemicals / Midstream - Pipeplines, Tank Farms). We make Ball Valves (Trunnion Mounted & Floating, Patented Top Entry, Side Entry, Split Body, Fully Welded, Low Temperature & Cryogenic, High Temperature Steam Service, Metal Seated and Soft Seated), Retainerless Patented Dual Plate Check Valves (Wafer Type, Lug Type, Double Flanged), High Pressure Gate / Globe / Swing Check Valves (Bolted Bonnet, Pressure Seal Bonnet), Non Slam Check Valves (Axial Flow Piston Type Spring loaded), Butterfly Valves (Center / Centric Disc, Double Offset, Triple Offset), Double Block & Bleed Valves (in larger sizes too), Motor Operated and Actuated Valves using third-party Actuator Brands and other special valves in various metals and composites, in pressure classes ANSI / ASME 150#, 300#, 600#, 800#, 900#, 1500#, 2500#, 4500#, API 3,000 psi to API 20,000 psi – ISO 9001:2008 & ISO 14001:2004, OHSAS 18001:2007 certified company, SIL3 Certified for Ball Valves and Butterfly Valves, accredited with the official Monogram Licensees of the American Petroleum Institute with API-6D, API-6A and API-600 Monogram Licenses, Certificate of Acceptance and enlistment in the prestigious Technically Approved Manufacturers and Products (TAMAP) List as a 2 Star Vendor (non-EFA).