Hikelok BS4 series bellows-sealed valves are available with variety of end connections.Working pressure is up to 1000 psig (68.9 bar),working temperature is from -80℉ to 600 ℉ (-62 ℃ to 315 ℃). Isolate system fluids and achieve reliable, leak-tight performance with Hikelok BS4 series bellows-sealed valves which use a packless design and a gasketed or welded seal. They are ideal for applications where the seal to atmosphere is critical, and we offer multiple options for general and high-purity service.
Features:

• Maximum working pressure up to 1000 psig (68.9 bar)
• Working temperature from -80℉ to 600 ℉ (-62 ℃ to 315 ℃)
• Flow coefficients (Cv) from 0.11 to 0.28
• Variety of end connections316 stainles steel body material
• Panel and bottom mounting
• Precion-formed metal bellows providers reliable seal
• Nonrotating stem tip
• Welded body to bonnet seal
• Every valve is tested with helium for 10s to a maximum leak rate of 4×10-9 std cm3/s

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