Your INDUSTRIAL CUSTOMER SUPPORT MAIN STANDARDS FOR INDUSTRIAL EQUIPMENT EN ISO 10297 Transportable gas cylinders - Cylinder valves - Specification and type testing Gas cylinders - Cylinder valves with integrated pressure regulators - Specification and type testing Gas welding equipment - Pressure regulators and pressure regulators with flow-metering devices for gas cylinders used in welding, cutting and allied processes up to 300 bar (30 MPa) For a 1 shift (approx. 8 hours) Gas welding equipment - Pressure regulators for manifold systems used in welding, cutting and allied processes up to 300 bar Gas welding equipment - Acetylene manifold systems for welding, cutting and allied processes -- General requirements Continuous consumption Gas welding equipment - Blowpipes for gas welding, heating and cutting -- Specifications and tests Gas welding equipment - Pressure gauges used in welding, cutting and allied processes Carbon dioxide Nominal Diameter Nominal Diameter Tapping Drill Size mm EXPLOSIVE LIMITS Fuel gas American Taper Pipe Thread, with sealant compound. WHITWORTH PARALLEL PIPE THREAD DIN 477-1 Tapping Drill Size mm Carbon Dioxide OXIDIZING FLAME WELDING PROCESS Mark Metal Active Gas Carbon steel, Stainless steel FLOW RATES CONVERSION COEFFICIENT Aluminium and Aluminium alloy, Titanium, Copper Carbon steel, Stainless steel, Titanium, Copper, Aluminium and Aluminium alloy Conversion coefficient NEUTRAL FLAME TIG (WIG) Tungsten Inert Gas (Wolfram Inert Gas) Typical corresponding thread 17 mm G 1/4 Nominal Diameter Low High Low High Low High Low High TRANSPORT SYMBOLS OF HAZARDOUS SUBSTANCES (ADR, ABSTRACT ONLY) Explosive limit (%) REDUCING (CARBURIZING) FLAME Glossary: N - mixing ratio with neutral flame; M - mixing ratio with maximal flame temperature PRESSURE UNITS Gas tightness of equipment for gas welding and allied processes NPT AMERICAN TAPER PIPE THREAD ANSI B 1.20.1 Major Diameter mm G = British Standard Pipe Parallel Thread, with sealant compound (parallel, cylindrical), external Gas welding equipment - Safety devices - Not incorporating a flame (flashback) arrestor Gas welding equipment - Safety devices - Incorporating a flame (flashback) arrestor Flame Relative Vol OXY / Vol FUEL temperature (°C) density to air Mixing ratio Equipment used in gas welding, cutting and allied processes - Safety devices for fuel gases and oxygen or compressed air - General specifications, requirements and tests VOLUMES m3/h Litre/h Litre/min FLAME PROPERTIES Tapping Drill Size mm WHITWORTH PARALLEL PIPE THREAD DIN ISO 228 BSPP (DIN 259) YOUR GCE LOCAL CONTACTS EUROPE CZECH REPUBLIC GCE Trade s.r.o. Phone: +420 569 661 122 [email protected] GCE S.A.S. Phone: +33/3 86 69 46 00 [email protected] GCE GmbH Phone: +49 (0)661-8393-0 [email protected] GCE Hungária Kft. Phone: +36 (24) 521 200 [email protected] RUSSIA (Moscow) RUSSIA (Sankt Petersburg) GCE Mujelli spa Phone: +39 045 878 0 525 [email protected] GCE Portugal Phone: +351 256 373 682 [email protected] GCE Romania S.R.L Phone: +40 21 316 76 72 [email protected] MAXIMAL FLOW RATE OF ACETYLENE PER 40L OR 50L CYLINDER AT 15°C GCE Ibérica Phone: +34 91 571 98 74 [email protected] GCE Norden AB Phone: +46-40-388300 [email protected] UNITED KINGDOM & IRELAND ASIA CHINA GCE Gas Control Equipment Co., Ltd. Phone: +86-21-37198408 [email protected] INDIA (Bangalore) GCE India Pvt. Ltd. Phone: +91 802 363 1685 [email protected] INDIA (Mumbai) GCE India Representation Office Mobile:+91-9987026546 [email protected] AMERICA LATIN AMERICA GCE Latín America Phone: +507 317 61 68 [email protected] GAS CYLINDER IDENTIFICATION - THREAD CONNECTION FOR PRESSURE REGULATORS FOR WORKING PRESSURE UP TO 200 BAR COLOUR CODING ACCORDING TO Gas/Country Sweden Czech Republic Germany France UK Spain EN 1089-3 FOR INDUSTRIAL GASES Standard SS 2238 ČSN 078600