T/TBMA 003-2021 Active Group standards

T/TBMA 003-2021 Pro-mix cement-based grouting material for tunnel shielding

Publish Date: 2021-01-20 Implement Date: 2021-02-20 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: T/TBMA 003-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Building materials products

ICS Name: Cement, gypsum, lime, and mortar

Publish Date: 2021-01-20

Implement Date: 2021-02-20

Scope

Main technical content: It unifies and standardizes the testing methods and technical indicators for the consistency, consistency loss rate, water exudation rate, setting time, volume stability, and strength of pre-mixed cement-based grouting materials for shield tunneling

Development Information

Related Standards

GB/T 2022-1980 Replaced

GB/T 2022-1980 Test method for heat of hydration of cement—Adiabatic method

Publish Date: 1980-09-27

GB/T 177-1985 Abolished

GB/T 177-1985 Test method for strength of hydraulic cement mortar

Publish Date: 1985-06-29

GB/T 6645-1986 Replaced

GB/T 6645-1986 Granulated electric furnace phosphorous slag used for cement production

Publish Date: 1986-07-29

GB/T 7897.1-1987 Replaced

GB/T 7897.1-1987 Test method of mechanical properties of mortar for ferrocement General principle

Publish Date: 1987-06-05

GB/T 7897.2-1987 Replaced

GB/T 7897.2-1987 Test method of mechanical properties of mortar for ferrocement Test of bending strength

Publish Date: 1987-06-05

GB/T 7897.3-1987 Replaced

GB/T 7897.3-1987 Test method of mechanical properties of mortar for ferrocement Test of compressive strength

Publish Date: 1987-06-05