下压气缸

1、power systems Cylinder barrels Requirements for non-ferrous metallic tubes UDC 669.2/.8-462:621.226-222+621.5-222BS5242-2:1983 This British Standard, having been prepared under the directionof the Mechanical Engineering Standards Committee, was published underthe authority of the BoardofBSI and comes into effect on 29July 1983 BSI 10-1999 The following BSI references relate to the work on this standard: Committee reference MEE/186 Draft for comment 81/77812 DC ISBN 0 580 13351 6 。

2、TUBBS FOR PISTON XODS AND CYGOMDERS FOZ HYDRO- PNEUXATIC RZCOIL ibUCXATTISidS ,4KD EUXLIBRATORS 1. SCOPZ 1.1 Scope. This spcification c0vei.s ssecial quality steel bars and rxseamless steel tubes for use in the manufacture of piston rods and cylinders for hydro-pneumatic recoil mechanisms and equilibrators. 1.2 Classification. The steel shall be of the following forms, as specified: Round bars . Round tubes. 2. APILICABLE SPECIFICATIONS, STANDARDS, DMi!SINGS, AND OTIIER 2.1 The following 。