GB/T 3098.24-2020 Active National standards

GB/T 3098.24-2020 Mechanical properties of fasteners—Stainless steel and nickel alloys bolts,screws,studs and nuts for high temperature applications

GB/T 3098.24-2020 Mechanical properties of fasteners—Stainless steel and nickel alloys bolts,screws,studs and nuts for high temperature applications

Publish Date: 2020-11-19 Implement Date: 2021-06-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us
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Basic Information

Standard Code: GB/T 3098.24-2020
Standard Type: National standards
Standard Status: Active
is_force_gb: no
CCS Name: Fasteners
ICS Name: Bolts, screws, and studs
Publish Date: 2020-11-19
Implement Date: 2021-06-01
Pages: 47 pages

Scope

This part of GB/T 3098 specifies the mechanical performance requirements for bolts, screws, studs, and nuts made of corrosion-resistant stainless steel and nickel alloys, which are used at high temperatures up to 800°C, when tested at an ambient temperature of 10°C to 35°C.
Note: The fasteners specified in this part are also suitable for use at low temperatures, typically down to -50°C. For more information, please refer to GB/T3098.25.
This part specifies the performance of fasteners made of three types of materials: martensitic stainless steel, austenitic precipitation-hardened stainless steel, and nickel alloys. GB/T3098.25 provides general rules and additional technical information on suitable stainless steels and nickel alloys and their performance.
The fasteners applicable to this part include:
—— Ordinary threads that comply with GB/T 192;
—— Diameter and pitch combinations that comply with GB/T 193;
—— Tolerances that comply with GB/T 197 and GB/T 9145;
—— Coarse-threaded bolts M3~M39;
—— Fine-threaded bolts M8×1~M39×3;
—— Full-bearing capacity fasteners of any shape.
The provisions of this part also apply to fasteners whose dimensions exceed the applicable range but meet all the requirements for use.
This part does not address fasteners with reduced bearing capacity (such as thin nuts and bolts, screws, and studs with heads or shanks that are weaker than the threaded portions).
This part does not specify the following performance requirements:
—— Torque clamping force performance;
—— Shear strength;
—— Fatigue resistance;
—— Weldability;
—— Locking performance.

Development Information

Word Count: 87 Thousand words Pages: 47 pages

Same series standard

Referenced Standards

GB/T 3098.2-2015 Mechanical properties of fasteners—Nuts ISO 7961 ISO/TS 4949 EN 10319-2 GB/T 90.3-2010 Fasteners—Quality assurance system GB/T 192-2003 General purpose metric screw threads—Basic profile GB/T 196-2003 General purpose metric screw threads—Basic dimensions GB/T 228.1-2010 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 228.1-2021 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 230.1-2004 Metallic Rockwell hardness test—Part1:Test method(scales A、B、C、D、E、F、G、H、K、N、T) GB/T 230.1-2009 Metallic materials—Rockwell hardness test—Part 1:Test method(scales A、B、C、D、E、F、G、H、K、N、T) GB/T 230.1-2018 Metallic materials—Rockwell hardness test—Part 1:Test method GB/T 231.1-2002 Metallic materials—Brinell hardness test—Part 1:Test method GB/T 231.1-2009 Metallic materials—Brinell hardness test—Part 1:Test method GB/T 231.1-2018 Metallic materials—Brinell hardness test—Part 1:Test method GB/T 1800.2-1998 Limits and fits—Bases—Part 2:Basic rules of tolerances, deviations and fits GB/T 1800.2-2009 Geometrical Product Specifications (GPS)—Limits and fits—Part 2:Tables of standard tolerance grades and limit deviations for holes and shafts GB/T 1800.2-2020 Geometrical product specifications(GPS)—ISO code system for tolerances on linear sizes—Part 2:Tables of standard tolerance classes and limit deviations for holes and shafts GB/T 3098.6-2000 Mechanical properties of fasteners—Bolts, screws and studs made of stainless-steel GB/T 3098.6-2014 Mechanical properties of fasteners—Stainless steel Bolts,screws and studs GB/T 3098.6-2023 Mechanical properties of fasteners—Stainless steel bolts,screws and studs GB/T 3098.25-2020 Mechanical properties of fasteners—Guidance for the selection of stainless steels and nickel alloys for fasteners GB/T 4340.1-1999 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 4340.1-2009 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 4340.1-2024 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 5277-1985 Fasteners—Clearance holes for bolts and screws GB/T 12160-2002 Calibration of extensometers used in uniaxial testing GB/T 12160-2019 Metallic materials—Calibration of extensometers systems used in uniaxial testing GB/T 16823.3-1997 Method of tightening test for threaded fasteners GB/T 16823.3-2010 Fasteners—Torque/clamp force testing GB/T 16825.1-2002 Verification of static uniaxial testing machines—Part 1:Tension/compression testing machines—Verification and calibration of the force-measuring system GB/T 16825.1-2008 Verification of static uniaxial testing machines—Part 1:Tension/compression testing machines—Verification and calibration of the force-measuring system GB/T 16825.1-2022 Metallic materials—Calibration and verification of static uniaxial testing machines—Part 1:Tension/compression testing machines—Calibration and verification of the force-measuring system GB/T 39310-2020 Fasteners—Types of inspection documents GB/T 196-2025 General purpose metric screw threads—Basic dimensions GB/T 192-2025 General purpose metric screw threads—Profiles

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