1970

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OST 26-04-191-70
OST 26-04-191-70
Parts of pipelines. Taps longitudinally-welded stainless steel with a rotation angle at 30° PN 6 kgf/cm2. Design and dimensions
OST 26-04-192-70
OST 26-04-192-70
Nozzles for pipes. Design and dimensions
OST 26-04-193-70
OST 26-04-193-70
Items of cryogenic machine building. General requirements and rules
OST 26-04-195-70
OST 26-04-195-70
Diaphragm chambered, normal, for PN 6 kgf/cm2 500 mm diameter. Design and dimensions
OST 26-04-196-70
OST 26-04-196-70
Diaphragm chamberless, normal, for PN 0.6 MPA (6 kgf/cm2) 8000 mm diameter. Design and dimensions
OST 26-04-197-70
OST 26-04-197-70
Diaphragms for pipelines made of stainless steel. Technical requirements
OST 26-04-644-70
OST 26-04-644-70
Adsorbers of separation units in air separation plants of low pressure. Specifications
OST 26-04-68-70
OST 26-04-68-70
Clutches, resilient, sleeve-finger. Design and dimensions
OST 26-04-69-70
OST 26-04-69-70
Clutches, resilient, sleeve-finger. Technical requirements
OST 26-04-70-70
OST 26-04-70-70
Skid grates. Structural elements
OST 26-04-71-70
OST 26-04-71-70
Bushing tees, welded, of stainless steel. Design and dimensions
OST 26-04-72-70
OST 26-04-72-70
Bushing tees, welded, of carbon steel. Design and dimensions
OST 26-04-73-70
OST 26-04-73-70
Bushing tees, welded. Technical requirements
OST 26-04-74-70
OST 26-04-74-70
Tees with equal diameters, welded, of brass. Design and dimensions
OST 26-04-75-70
OST 26-04-75-70
Transitional nuts for instruments. Design and dimensions
OST 26-04-76-70
OST 26-04-76-70
Handles. Design and dimensions
OST 26-04-77-70
OST 26-04-77-70
Handles. Design and dimensions
OST 26-04-78-70
OST 26-04-78-70
Handles. Design and dimensions
OST 26-04-79-70
OST 26-04-79-70
Range of pipes for pipelines
OST 26-04-80-70
OST 26-04-80-70
Flanges with connection lug welded of flat steel for PN 0.25; 0.6; 10; 1.6 MPa (2.5; 6.0; 10.0; 16.0 kgf / cm2). Design and dimensions. (limitation of GOST 12820-80)

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