ASME B18.2.6-2019
Fasteners for Use in Structural Applications

Standard No.

ASME B18.2.6-2019

Release Date

2019

Published By

American Society of Mechanical Engineers (ASME)

Latest

ASME B18.2.6-2019

Replace

ASME B18.2.6:2010

Scope

1.1.1 This Standard covers the complete general and dimensional data for five products in the inch series recognized as an American National Standard. These five structural products include (a) heavy hex structural bolts: ASTM F3125/F3125M (b) heavy hex nuts: ASTM A563 and ASTM A194/A194M (c) hardened steel washers — circular, circular clipped, and beveled: ASTM F436/F436M (d) compressible washer-type direct tension indicators: ASTM F959/F959M (e) twist-off-type structural bolts — heavy hex and round: ASTM F3125/F3125M 1.1.2 The inclusion of dimensional data in this Standard is not intended to imply that all products described herein are stock production sizes. Consumers should consult with suppliers concerning lists of available stock production sizes. 1.1.1 本标准涵盖了被公认为美国国家标准的英制系列五种产品的完整通用和尺寸数据。这五种结构产品包括 （a） 重型六角结构螺栓：ASTM F3125/F3125M （b） 重型六角螺母：ASTM A563 和 ASTM A194/A194M （c） 硬化钢垫圈 — 圆形、圆形夹紧和坡口：ASTM F436/F436M （d） 可压缩垫圈式直接张力指示器：ASTM F959/F959M （e） 旋断式结构螺栓——重型六角螺栓和圆形螺栓：ASTM F3125/F3125M 1.1.2 本标准中包含尺寸数据并不意味着此处描述的所有产品都是库存生产尺寸。消费者应向供应商咨询可用库存生产规模清单。

ASME B18.2.6-2019 Referenced Document

• ASME B1.1 Unified Inch Screw Threads (UN, UNR, and UNJ Thread Forms)*， 2020-06-30 Update
• ASME B1.2 Gages and gaging for unified inch screw threads
• ASME B1.3 
• ASME B18.12 Glossary of Terms for Mechanical Fasteners
• ASME B18.18 Quality Assurance for Fasteners*， 2024-04-20 Update
• ASME B18.2.1 Square@ Hex@ Heavy Hex@ and Askew Head Bolts and Hex@ Heavy Hex@ Hex Flange@ Lobed Head@ and Lag Screws (Inch Series) (Includes Errata July 2013)
• ASME B18.2.2 Nuts for General Applications: Machine Screw Nuts, Hex, Square, Hex Flange, and Coupling Nuts (Inch Series) (B18.2.2 - 2010)
• ASME B18.2.9 Straightness Gage and Gaging for Bolts and Screws*， 2024-04-20 Update
• ASME B18.24 Part Identifying Number (PIN) Code System Standard for B18 Fastener Products
• ASME Y14.5 Certification of Geometric Dimensioning and Tolerancing Professionals
• ASTM A194/A194M Standard Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both
• ASTM A563 Standard Specification for Carbon and Alloy Steel Nuts*， 2024-04-20 Update
• ASTM B695 Standard Specification for Coatings of Zinc Mechanically Deposited on Iron and Steel*， 2021-11-01 Update
• ASTM F2329/F2329M Standard Specification for Zinc Coating, Hot-Dip, Requirements for Application to Carbon and Alloy Steel Bolts, Screws, Washers, Nuts, and Special Threaded Fasteners*， 2023-11-01 Update
• ASTM F3125/F3125M Standard Specification for High Strength Structural Bolts and Assemblies, Steel and Alloy Steel, Heat Treated, Inch Dimensions 120 ksi and 150 ksi Minimum Tensile Strength, and Metric Dimensions 830 M*， 2023-11-01 Update
• ASTM F436/F436M Standard Specification for Hardened Steel Washers Inch and Metric Dimensions*， 2019-12-01 Update
• ASTM F788 Standard Specification for Surface Discontinuities of Bolts, Screws, Studs, and Rivets, Inch and Metric Series*， 2020-04-01 Update
• ASTM F812 Standard Specification for Surface Discontinuities of Nuts, Inch and Metric Series*， 2022-08-01 Update
• ASTM F959/F959M Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners, Inch and Metric Series*， 2023-11-01 Update

ASME B18.2.6-2019 history

• 2019 ASME B18.2.6-2019 Fasteners for Use in Structural Applications
• 2011 ASME B18.2.6 Supplement 1-2011 Fasteners for Use in Structural Applications; Supplement 1
• 2010 ASME B18.2.6-2010 Fasteners for Use in Structural Applications
• 2006 ASME B18.2.6-2006 Fasteners for use in Structural Applications
• 1996 ASME B18.2.6-1996 Fasteners for use in structural applications

ASME B18.2.6-2019 -All Parts