specifies the minimum requirements for enclosed, precision, single and double helical, one- and two-stage speed increasers and reducers of parallel shaft design with pinion speeds of 3000 min -1 or greater, or pitch line velocities of 25 m/s or
KS ISO 13691:2001
Petroleum and natural gas industries - High-speed special-purpose gear units
Number of Pages:70
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Kes 5,562.00