標準號：IS 8737 Pt.1-1979
發布日期：1979/6/1 12:00:00
實施日期：1999/12/31 12:00:00
適用范圍：1.1 This standard ( Part I) covers the basic requirements of material and dimensions of valve fittings for gas cylinders of more than 5 litre water capacity, for liquefied petroleum gas ( LPG ), and the dimensions of valving capsules. It covers valves with taper stems only.1.1.1 This standard (Part I) applies to valve fittings for use with old LPG cylinders for replacement purposes. Valve fittings which may beused with newly manufactured LPG cylinders are covered separately under Part II of this standard.1.1.2 Valve fittings for LPG cylinders of water capacity up to 5 litres are covered in IS : 8776-1978*.1.1.3 Valve fittings for compressed gas cylinder for gases other than LPG are covered in IS : 3224-1971〓 and IS : 7302-1974〓.