国家标准题录

GB/T 47763-2026

承压设备法兰密封结构基于风险的安装维护方法

Risk based installation and maintenance method for flange sealing structure of pressure equipment

实施日期

2027-02-01

ICS 分类

23.040.60

GB/T 32488-2026

球墨铸铁管和管件 水泥砂浆内衬密封涂层

Ductile iron pipes and fittings—Seal coats for cement mortar linings

实施日期

2027-02-01

ICS 分类

23.040.10

GB/T 47924-2026

绿色产品评价 铸铁管

Green product assessment—Cast iron pipe

实施日期

2027-02-01

ICS 分类

23.040.10

GB/T 13295-2026

水及燃气用球墨铸铁管、管件和附件

Ductile iron pipes,fitting and accessories for water or gas applications

实施日期

2027-03-01

ICS 分类

23.040.10;23.040.40

GB/T 12772-2026

建筑排水柔性接口铸铁管、管件和附件

Cast iron pipes, fittings and accessories with flexible joint for building drainage

实施日期

2026-12-01

ICS 分类

23.040.10

GB/T 47569-2026

钢制弯管技术规范

Technical specification for steel bends

实施日期

2026-11-01

ICS 分类

23.040.60

GB/T 47414-2026

管道采样装置通用技术规范

General specification for pipe sampling devices

实施日期

2026-10-01

ICS 分类

23.040.60

GB/T 19285-2026

埋地钢质管道腐蚀防护工程检验

Inspection of corrosion protection for buried steel pipelines

实施日期

2026-05-01

ICS 分类

23.040

GB/T 27512-2025

埋地管道风险评估方法

Risk assessment method for buried pipelines

实施日期

2025-12-31

ICS 分类

23.040.01

GB/T 20801.5-2025

压力管道规范 第5部分：氢用管道

Pressure piping code—Part 5:Hydrogen piping and pipelines

实施日期

2026-05-01

ICS 分类

23.040

GB/T 20801.1-2025

压力管道规范 第1部分：工业管道

Pressure piping code—Part 1:Industrial piping

实施日期

2026-05-01

ICS 分类

23.040

GB/T 13401-2025

钢制对焊管件 技术规范

Steel buttwelding piping fittings—Technical specification

实施日期

2026-05-01

ICS 分类

23.040.60

GB/T 46627-2025

管法兰用垫片高温密封性能试验方法

Standard test methods for sealability of gaskets at elevated temperature for pipe flanges

实施日期

2026-05-01

ICS 分类

23.040.60

GB/T 12459-2025

钢制对焊管件 类型与参数

Steel buttwelding piping fittings—Types and parameters

实施日期

2026-05-01

ICS 分类

23.040.60

GB/T 46322-2025

球墨铸铁管自锚接口系统 自锚长度计算方法

Restrained joint systems for ductile iron pipelines—Calculation rules for lengths to be restrained

实施日期

2026-05-01

ICS 分类

23.040.10

GB/T 19326-2022

Forged branch outlet fittings

实施日期

—

ICS 分类

23.040.60

GB/T 14383-2021

Forged fittings, socket-welding and threaded

实施日期

—

ICS 分类

23.040.60

GB/T 46199-2025

非开挖铺设用球墨铸铁管

Ductile iron pipes for trenchless application

实施日期

2026-03-01

ICS 分类

23.040.10;23.040.40

GB/T 7528-2025

橡胶和塑料软管及软管组合件 术语

Rubber and plastics hoses and hose assemblies—Vocabulary

实施日期

2026-03-01

ICS 分类

01.040.23;23.040.70

GB/T 17456.2-2025

球墨铸铁管、管件和附件 外表面锌基涂层 第2部分：带终饰层的富锌涂料涂层

Ductile iron pipes,fittings and accessories—External zinc-based coating—Part 2: Zinc rich paint with finishing layer

实施日期

2026-03-01

ICS 分类

23.040.10