1974

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OST 26-04-1042-74
OST 26-04-1042-74
Bearing carbon steel for cold pipes with diameters from 250 to 1020 mm. Design and dimensions..
OST 26-04-1043-74
OST 26-04-1043-74
Support of high-alloy r steel for cold pipes. Design and dimensions.
OST 26-04-1080-74
OST 26-04-1080-74
cable terminals
OST 26-04-1096-74
OST 26-04-1096-74
Products of vacuum and cryogenic technology. The mass-spectrometric method for the control of tightness
OST 26-04-981-74
OST 26-04-981-74
Goods of cryogenic equipment. Nominal pressures (limitation of GOST 356-68 and GOST 9493-73)
OST 26-05-1122-74
OST 26-05-1122-74
Electric arc equipment. Water-cooled current leads. Design and dimensions
OST 26-06-1065-74
OST 26-06-1065-74
Centrifugal Pumps for oil production. Types and main parameters.
OST 26-06-1075-74
OST 26-06-1075-74
Taper pins with threaded stem. Design and dimensions.
OST 26-06-1101-74
OST 26-06-1101-74
Axial chemical pumps. Types and basic parameters.
OST 26-07-1024-74
OST 26-07-1024-74
Anchor bolts. Design and dimensions
OST 26-07-1025-74
OST 26-07-1025-74
Dog bolts. Dimensions
OST 26-07-1026-74
OST 26-07-1026-74
Axis. Dimensions
OST 26-07-1105-74
OST 26-07-1105-74
Lube glands for PN to 64 kgf/cm2 and temperatures up to 450°C. Design and dimensions
OST 26-07-1109-74
OST 26-07-1109-74
Brass O-rings for valves made of grey cast iron for Pnom up to 10 kg/cm2. Design and dimensions.
OST 26-07-1114-74
OST 26-07-1114-74
Aluminium-alloy castings for pipeline valves and its drive arrangements.
OST 26-07-1115-74
OST 26-07-1115-74
Castings of brass and bronze for pipeline valves and actuators for these
OST 26-07-1117-74
OST 26-07-1117-74
Packing flanges. Dimensions
OST 26-07-1118-74
OST 26-07-1118-74
Packing inserts. Dimensions
OST 26-07-1120-74
OST 26-07-1120-74
Sleeve nuts. Dimensions
OST 26-07-1153-74
OST 26-07-1153-74
Safety in the operation of pipeline valves for general use. General requirements

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