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OST 26-01-144-81

ОСТ 26-01-144-81

Studs, nuts, washers, threaded sockets, protective caps for vessels and apparatus for pressure over 9.81 up to 98.1 MPa (over 100 up to 1000 kgf/cm2). General technical requirements. Acceptance rules. Test methods. Marking.

Шпильки, гайки, шайбы, резьбовые гнезда, колпачки защитные для сосудов и аппаратов на давление свыше 9,81 до 98,1 МПа (свыше 100 до 1000 кгс/см2). Общие технические требования. Правила приемки. Методы испытаний. Маркировка.

Status: Not effective - Superseded

The standard applies to studs, nuts, washers, threaded sockets, protective caps for vessels and apparatus used in the chemical, petrochemical and related industries for pressures from 9.81 to 98.1 MPa

Стандарт распространяется на шпильки, гайки, шайбы, резьбовые гнезда, колпачки защитные для сосудов и аппаратов, применяемых в химической, нефтехимической и смежных отраслях промышленности на давление свыше 9,81 до 98,1 МПа (свыше 100 до 1000 кгс/см2) и при расчетной температуре стенки сосудов от минус 40 до плюс 420 град. Цельсия

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Format: Electronic (pdf/doc)

Approved: Soyuzkhimmash PO, 10/30/1981

SKU: RUSS105137


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The Product is Contained in the Following Classifiers:

Construction (Max) » Standards » Industry Standards and Specifications » Industry standards »

ISO classifier » 23 HYDRAULIC AND PNEUMATIC SYSTEMS AND GENERAL PURPOSE COMPONENTS » 23.020 Storage tanks for liquids and gases » 23.020.30 Pressure vessels, gas cylinders »

National Standards for KGS (State Standards Classification) » Latest edition » G Machines, equipment and tools » G3 Fasteners for general engineering applications » G33 Nuts »

National Standards for OKSTU » METAL PRODUCTS FOR INDUSTRIAL PURPOSE (HARDWARE) » Fasteners (mechanical engineering) »


As a Replacement Of:

OST 26-1360-75: Studs, nuts, washers, threaded sockets for vessels and apparatus for pressure over 9.81 MPa.

The Document References:

GOST 1133-71: Forged round and square steel. Dimensions

GOST 1497-84: Metals. Methods of tension test

GOST 17769-83: Fastening details. Rules of acceptance

GOST 18160-72: Fasteners. Packing. Marking. Transportation and storage

GOST 18442-80: Non-destructive testing. Capillary methods. General requirements

GOST 20072-74: Heat-resistant steel

GOST 5632-72: High-alloy steels and corrosion-proof, heat-resisting and heat treated alloys. Grades

GOST 8479-70: Structural carbon and alloy steel forgings

GOST 9.014-78: Unified system of corrosion and ageing protection. Temporary corrosion protection of products. General requirements

GOST 9454-78: Metals. Method for testing the impact strength at the low, room and high temperature

The Document is Referenced By:

OST 24.201.03-90: Steel high-pressure vessels and devices. General technical requirements.

OST 26-1046-87: High-pressure vessels and devices. Norms and methods of endurance calculation.

RD 26.260.010-2002: The leading document on standardization. The list of standard documentation on standardization on the cells and devices working under pressure.

RD 26.260.010-97: List of Regulatory Documents on Standardization for Pressure Vessels and Apparatus

RD 26-01-122-89: Flange Connections for Vessels and Apparatus Operating at Pressures Above 10 MPa to 100 MPa (Above 100 to 1000 kgf/sq. cm). Method of Calculating Stud Tightening

RD 26-01-168-88: Fixed metal seals for vessels and apparatus at pressures above 10 to 100 MPa (over 100 to 1000 kgfs/cm2). The method of calculation of strength and density

RD 26-01-28-86: Pipelines and high-pressure apparatus for ammonia and methanol production. Steel grades. Terms of use

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