Guidelines for work safety standardization of dissolved acetylene enterprise
发布日期:2010-09-06 实施日期:2011-05-01
Druckmessgeraete. Druckmessgeraete mit Rohrfedern. Masse,Messtechnik,Anforderungen und Pruefung Pressure Gauges Part 1:Bourdon Tube Pressure Gauges-Dimensions,Metrology,Requirements and Testing Manomet...
实施日期:1998-03-15
Transportable gas cylinders - Filling conditions for acetylene battery vehicles
实施日期:2002-10-01
Periodic inspection and evaluation of dissolved acetylene cylinders
实施日期:1992-04-01
Acetylene carbon black--Determination of hydrochloric acid absorption number
Standard reference acetylene blank and standard practice for evaluation
发布日期:2008-06-18 实施日期:2009-02-01
Gas welding equipment -- Pressure gauges used in welding, cutting and allied processes
发布日期:2009-05-01 实施日期:2009-05-01
Welding -- Calibration, verification and validation of equipment used for welding, including ancillary activities
发布日期:2005-03-01 实施日期:2005-03-01
Hoses for welding, cutting and allied processes; hoses with protective cover for use with fuel gas, oxygen and other non-combustible gases
实施日期:1987-12-01
German standard methods for the examination of water, waste water and sludge; cations (group E); determination of sodium by atomic absorption spectrometry (ASS) using an air-acetylene flame (E 14)
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