Welding Exhaust Duct Velocity

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Welding Exhaust Duct Velocity. Duct velocity 2000 to 3400 fpm. The say an ounce of prevention is worth a pound of cure.

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Table 1 - Weld Fume Ratios. Or greater multiple take-offs are desirable. This information can be used to determine the amount of fume being generated and consequently the air velocity needed to adequately capture those fumes15.

Maximum hood slot velocity 3000 fpm.

Reduced Face Velocity fume hoods incorporate an air foil mounted above the hoods working surface. Duct Pressures P T P S P V ie. Or greater multiple take-offs are desirable. U-M spec section 115313 requires that the sash stop location be adjusted.