ASME A112.18.8-2020 水管下水道系统用内嵌式生活排污阀.pdf
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Values are stated in U.S.Customary units and in the International System considered as the standard. In this Standard, gallons (U.S. liquid) per minute is abbreviated gpm, and liters (metric liquid) per minute is abbrevia L/min.
considered as the standard. In this Standard, gallons (U.S. liquid) per minute is abbreviated gpm, and liters (metric liquid) per minute is abbreviated /min
铝合金标准规范范本1.3 References
1.4Defintions
ENERALREQUIREMENTS
2.1Material
2.4 Valve Inlet
RAL NOTE: The above images are for illustrative purposes only.
2.5 Valve 0utlet
2.6 Threaded Connections
3.1WaterwayFlowRate
(a) 1/ in. (31.8 mm): 9.5 gpm (36 L/min), valve alone on wash basin, bidet (b) 1/2 in. (38.1 mm): 13.5 gpm (51 L/min), valve alone on bath (c) 1/ in. (38.1 mm): 11.1 gpm (42 L/min), valve alone on kitchen sink
(a) 1/4 in. (31.8 mm): 9.5 gpm (36 L/min), valve alone on wash basin, bidet
3.3AirwayFlowRate
B.4RecoveryFromanExcessBackPressure(Inversion)Condition
3.5 Leak Tightness
5.1 Test Method. The valve shall be tested in accordance with the hydrostatic pressure test in ASTM F409 using a rnal pressure of 25 psi (172 kPa) for 1 hr. .5.2 Performance Requirements. The valve shall show no evidence of leakage and demonstrate air tightness
3.6 Thermal Cycling
ResistancetoHousehold
esistancetoChemicalsa
3.11LifeCycle
4 MARKING, IDENTIFICATION, AND INSTRUCTI
4MARKING,IDENTIFICATION,ANDINSTRUCTIONS 4.1 Marking and Identification
MARKING,IDENTIFICATIONANDINSTRUCTIONS 4.1 Marking and Identification
园林工艺、表格4.2 Instructions
both of the following:
INTENTIONALLY LEFT BLANK
A112ASMESTANDARDSRELATEDTOPLUMBING
土方机械标准规范范本ASME Services
technical inquiries ed tothis code or standard is sho right page. All technical inquiries must be submitted in writing to the
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