JIS-F-3056-1968-R1971-ENG.pdf
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1、JAPANESE I NDUSTRIAL STANDARD Ships JIS Foot Valves Translated and Published bY Japanese Standards Association Printed in Jaoan 1 4 s Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 07:28:5
2、6 MSTNo reproduction or networking permitted without license from IHS -,-,- 1 JIS F*305b 68 m 4933b08 00448L2 8 M I i UDC 621.646.2: 629.12.06 JAPANESE INDUSTRIAL STANDARD J I S Ships Foot Valves F 3056-1968 (Reaffirmed: 1971 ) 1. Scope This standard specifies ships foot valves. 2. Classification Fo
3、ot valves are classified into 2 kinds of Types A (without valve gasket) and B (with valve gasket) by the shape of valve. 3, Material The materials used shall be as given in the following Table. Table No, Parts Mat erial Standard 1 Body*(upper part) BC 6 JIS H 5111 JIS H 5111 2 Body (lower part) BC 6
4、 3 Gasket Oil resisting synthetic rubber - 4 Valve BC 6 JIS H 5111 5 Valve gasket Oil resisting synthetic rubber - 6 Gasket keep BsP 1 JIS H 3201 JIS H 3424 7 Pan head machine NBsB screw 4, Construction, Shape and Dimension The construction, shape and dimensions shall conform to Figs. -1 and 2. Refe
5、rence Standards: JIS B 0207-Metric Fine Screw Threads JIS B 1101 -Machine Screws JIS F 7400-General Rules for Inspection of Marine Valves and Cocks JIS H 3201-Brass Sheet and Plate - JIS H 3422-Free Cutting Brass Rod and Bar JIS H 5111 -Bronze Castings Copyright Japanese Standards Association Provid
6、ed by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 07:28:56 MSTNo reproduction or networking permitted without license from IHS -,-,- J I S F*3056 b8 4933608 0044BL3 T W 2 F 3056-1968 5, Test and Inspection The test and inspection shall be
7、 made according to the following, and satisfy all the requirements specified. (1) Appearance Inspection Appearance inspection shall be made according to Appearance Inspection specified in JIS F 7400. (2) Hydraulic Test on Body The body shall be tested under the pressure of 2 kg/cmZ to ascertain all
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- JIS 3056 1968 R1971 ENG
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