B-HLS/HTS

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Technical Data
Structure	Top-guided seat control valve
Nominal Diameter	DN15～DN20
Connection Mode	Flange
Material	Cast steel,CrMo steel,Cast stainless steel,Titanium,Hastelloy alloy,etc.
Bonnet	Normal temperature(P):-17℃～230℃; Extension(E1):-45℃～17℃,230℃～566℃
Gland Type	Bolt type clamping
Filling	V-type Teflon,Asbestos filling containing and soaked in Teflon, Asbestos fabric filling, Graphitize filling
Trim	Core:Single-seat plunger type valve core; Material:Stainless steel, Stainless steel built-up welded with Stellite alloy, Iron and wear-resistant alloy
Performance	Regulating ratio:50:1; Special structure:100:1
Leakage Rate	Metal valve seat:less than 0.01% of rated capacity, meeting ANSI B16.104-1976 IV; Flexible valve seat: less than 10-7 of rated capacity, meeting ANSI B16.104-1976 VI