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CEN EN 24938 Steel and Iron - Determination of Nickel Content - Gravimetric or Titrimetric M... CEN EN 24946 Steel and cast iron - Determination of copper content 2,2' diquinolyl spectroph... CEN EN 24943 Steel and cast iron - Determination of copper content - Flame atomic absorption... CEN EN 27787 Dentistry - Dental Rotary Instruments - Cutters - Part 1: Steel Laboratory Cutt... CNIS GB/T 12229-89 General purpose industrial valves--Specification of carbon steel castings CNIS GB/T 12237-89 General purpose industrial valves--Flanged and butt-weld end steel ball valves CNIS GB/T 12236-89 General purpose industrial valves--Steel swing check valves CNIS GB/T 12235-89 General purpose industrial valves--Flanged steel globe valves and lift check va... COE REMR-CS-23 FINAL REPORT EVALUATION OF POLYESTER RESIN, EPOXY, AND CEMENT GROUTS FOR EMBEDDING RE... CEN EN 24937 Steel and Iron - Determination of Chromium Content - Potentiometric or Visual M... CNIS GB/T 11981-89 Steel furrings for bulidings CNIS GB 1503-89 Cast steel rolls CNIS GB/T 11690-89 Marine cast steel flanged lift check valves CNIS GB/T 11688-89 Marine cast steel flanged stop check valves CNIS GB/T 11689-89 Marine cast steel flanged stop valves CNIS GB/T 11691-89 Cast steel suction sea valves CNIS GB/T 11681-89 Method for analysis of hygienic standard of stainless steel food containers and... CNIS GB/T 11345-89 Method for manual ultrasonic testing and classification of testing results for ... CNIS GB/T 11354-89 Steel-iron parts--Determination of nitrided case depth and metallographic exami... CNIS GB/T 11352-89 Carbon steel castings for general engineering purposes CNIS GB/T 11181-89 Steel cord for radial tyre CNIS GB/T 11256-89 Large diameter steel wire ropes CNIS GB/T 10747-89 Marine combination pipe flanges, slip-on steel outer flanges, butt weld-on stee... CNIS GB/T 10748-89 Marine combination pipe flanges, slip-on steel outer flanges, braze-on brass in...