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Vacuum relief valve HXF-P

Structure: spring	Type (channel position): straight-through	Standard: GB
Nominal diameter: 15 ~ 200 (mm)	Custom processing:	Material: Stainless steel
Flow direction: Bidirectional	Pressure environment: Low	Parts and accessories: Accessories
Valve opening height: safety valve	Body construction: not Closed	Model: HXF-P type
Form: Other	Connection: flange	Brand: Beijing Jing Chen
Suitable medium: Weak acid medium

YFA72W-10P / 10R vacuum relief valve HXF-P YFA72W apply negative pressure system temperature ≤200 ℃, when the negative pressure within the container exceeds the allowable value, the valve is automatically opened, the intake air; when the negative pressure within the container reaches allowable value, the valve closes automatically, thereby protecting equipment and systems Mounted on a normal non-vacuum system, when the relief valve is not open containers and systems, negative pressure, the valve is automatically opened. YFA72W-10R Type Main parts material NO. Part Name YFA72W-P material YFA72W-R material 1 Body ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti 2 Seat 1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti 3 Adjustment ring 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti 4 cap ZG1Cr18Ni9Ti 1Cr18Ni9Ti 5 Stem 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti 6 spring 50CrVA 50CrVA fluorine plastic cladding Operating temperature ≤200℃ For media YFA72W-10P applies to nitric acid medium YFA72W-10R applies to acetic acid class media Dimensions and connection dimensions Nominal diameter size D D1 D2 Z-ød b f1 H 15 95 65 45 4-14 14 2 110 20 105 75 55 4-14 16 2 130 25 115 85 65 4-14 16 2 150 32 140 100 78 4-18 18 2 180 40 150 110 85 4-18 18 3 200 50 165 125 100 4-18 20 3 221 80 200 160 135 4-18 22 3 245 100 220 180 155 8-18 22 3 253 125 250 210 185 8-18 24 3 280 150 285 240 210 8-23 24 3 329 200 340 295 265 8-23 26 3