国家标准题录

GB/T 7948-2024

滑动轴承 塑料轴套极限PV试验方法

Plain bearings—Test method for PV limit of plastic bushes

实施日期

2025-01-01

ICS 分类

21.100.10

GB/T 30819-2024

机器人用谐波齿轮减速器

Harmonic drive gear reducers for robot

实施日期

2025-04-01

ICS 分类

21.200

GB/T 10444-2024

机械密封产品型号编制方法

Method of type establishment for mechanical seals

实施日期

2025-04-01

ICS 分类

21.140

GB/T 6556-2024

机械密封的型式、主要尺寸、材料和识别标志

Type,main dimension, material and marking of mechanical seals

实施日期

2025-04-01

ICS 分类

21.140

GB/T 1231-2024

钢结构用高强度大六角头螺栓连接副

High strength bolts with large hexagon head assemblies for steel structures

实施日期

2025-04-01

ICS 分类

21.060.10;21.060.20;21.060.30

GB/T 10433-2024

紧固件 电弧螺柱焊用螺柱和瓷环

Fasteners—Studs and ceramic ferrules for arc stud welding

实施日期

2025-04-01

ICS 分类

21.060.10

GB/T 37050-2019

Fastening screw thread gaging systems for acceptability

实施日期

—

ICS 分类

21.040.01

GB/T 29718-2013

Rolling bearings - Wind power generators main bearings

实施日期

—

ICS 分类

21.100.20

GB/T 29717-2013

Rolling bearings - Wind power generators yaw and pitch bearings

实施日期

—

ICS 分类

21.100.20

GB/T 34891-2017

Rolling bearings—Parts made from high-carbon chromium bearing steels—Specifications for heat treatment

实施日期

—

ICS 分类

21.100.20

GB/T 272-2017

Rolling bearings—Identification code

实施日期

—

ICS 分类

21.100.20

GB/T 304.2-2015

Spherical plain bearings—Identification code

实施日期

—

ICS 分类

21.100.20

GB/T 32562-2016

Rolling bearings—Measuring methods for friction torque

实施日期

—

ICS 分类

21.100.20

GB/T 27554-2011

Rolling bearings - Insert bearing units - Identification code

实施日期

—

ICS 分类

21.100.20

GB/T 44321-2024

航空航天用带沉头窝的MJ螺纹单耳托板自锁螺母

Self-locking single lug anchor with counterbore nuts with MJ threads for aerospace

实施日期

2025-03-01

ICS 分类

21.040.10

GB/T 44320-2024

航空航天用MJ螺纹六角开槽薄螺母

Hexagonal slotted reduced height nuts with MJ threads for aerospace

实施日期

2025-03-01

ICS 分类

21.040.10

GB/T 6930-2024

滚动轴承 词汇

Rolling bearings—Vocabulary

实施日期

2024-12-01

ICS 分类

21.100.20

GB/T 1243-2024

传动用短节距精密滚子链、套筒链、附件和链轮

Short-pitch transmission precision roller and bush chains, attachments and associated chain sprockets

实施日期

2024-12-01

ICS 分类

21.220.30

GB/Z 3480.22-2024

直齿轮和斜齿轮承载能力计算 第22部分：微点蚀承载能力计算

Calculation of load capacity of spur and helical gears—Part 22: Calculation of micropitting load capacity

实施日期

—

ICS 分类

21.200

GB/Z 3480.4-2024

直齿轮和斜齿轮承载能力计算 第4部分：齿面断裂承载能力计算

Calculation of load capacity of spur and helical gears—Part 4: Calculation of tooth flank fracture load capacity

实施日期

—

ICS 分类

21.200