Oxygen Acetylene Flashback Arrestors Set, Torch End

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About This The flashback arrestor is made of pure copper, which is sturdy and durable. For installation between the torch and hoses. The maximum bearing pressure of oxygen check va lve is 20bar/290PSI. The maximum bearing pressure of acetylene check valve is 1.5bar/21PSI. The thread specification of air inlet and air outlet of flashback arrestor is 9/16-18 B size. The one-way valve design allows the flashback arrestor to guarantee that gas can merely flow in one direction instead of back flow to prevent accidents Show more