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                                          Advanced Specialty Gas Equipment


                                          DELIVERY SYSTEM ACCESSORIES
                                          Model SG6545
                                          Acetylene Flash Arrestor

                                          Model SG6545Designed for use with acetylene to prevent flashback into a cylinder, this flash arrestor will extinguish a flash or flame by dividing it into hundreds of tiny parts, which instantly cool and die out before reaching the cylinder. It can be used in any cylinder lead not exceeding 3/8" diameter with flow in either direction. The Model SG6545 Flash Arrestor is Underwriters Laboratories listed for acetylene use only.

                                          Note: The flash arrestor must be replaced after a flash or when the pressure drop through the arrestor reaches 10 psi or greater. It cannot be cleaned or refilled.


                                          Specifications
                                          Max. Operating Pressure: 250 psig at 70°F

                                          Operating Temp. Range: -50°F to 200°F

                                          Max. Flow Capacity: 40 scfh acetylene

                                          Pressure Drop: 5 psi at 40 scfh flowrate

                                          Connections: 1/4" NPTM by 1/4" NPTF
                                            (flow can be in either direction)

                                          Dimensions: 1 1/2" OD x 3 5/8" Long

                                          Weight: 1 lb. 5 oz.

                                           

                                          Materials of Construction
                                          Body and End Fittings: Brass
                                          Internal Parts Exposed to Gas: Monel filter and fusible   powdered metal

                                           

                                          Table I
                                          Part No. Gas Service
                                          SG6545 Acetylene
                                           

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