GB/T 41054-2021 English PDF (GB/T41054-2021)

GB/T 41054-2021: Technical specification for high performance concrete
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GB/T 41054-2021
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 91.100.30
CCS Q 13
Technical specification for high performance concrete
ISSUED ON: DECEMBER 31, 2021
IMPLEMENTED ON: JULY 01, 2022
Issued by: State Administration for Market Regulation;
Standardization Administration of the People's Republic of China.
Table of Content
Foreword ... 3 
1 Scope ... 4 
2 Normative references ... 4 
3 Terms and definitions... 6 
4 Classification and performance level ... 7 
5 General requirements ... 9 
6 Raw materials ... 9 
7 Mixing proportion ... 13 
8 Quality requirements ... 19 
9 Preparation ... 22 
10 Test methods ... 24 
11 Inspection rules ... 24 
12 Ordering and delivery ... 26 
Annex A (normative) Construction of high performance concrete ... 27 
Technical specification for high performance concrete
1 Scope
This Standard specifies the classification and performance levels, general requirements,
raw materials, mixing proportions, quality requirements, preparation, test methods,
inspection rules, ordering and delivery of high performance concrete.
This Standard applies to high performance concrete for industrial and civil construction,
municipal, railway, highway, water transportation, marine engineering, water
conservancy, energy and other construction projects.
2 Normative references
The following referenced documents are indispensable for the application of this
document. For dated references, only the edition cited applies. For undated references,
the latest edition of the referenced document (including any amendments) applies.
GB 175, Portland Cement and Ordinary Portland Cement
GB/T 176, Method for Chemical Analysis of Cement
GB/T 200, Moderate-heat Portland cement, low-heat Portland cement
GB/T 1346, Test methods for water requirement of normal consistency, setting time
and soundness of the Portland cement
GB/T 1596, Fly ash used for cement and concrete
GB/T 8074, Testing method for specific surface of cement - Blaine method
GB 8076, Concrete Admixtures
GB/T 10171, Building construction machinery and equipment - Concrete mixing
plant (tower)
GB/T 12959, Test methods for heat of hydration of cement
GB/T 14902, Ready-mixed concrete
GB/T 14684, Sand for construction
GB/T 14685, Pebble and crushed stone for construction
GB/T 17671, Test method of cement mortar strength (ISO method)
GB/T 18046, Ground granulated blast furnace slag used for cement, mortar and
concrete
GB/T 20491, Steel slag powder used for cement and concrete
GB/T 23439, Expansive agents for concrete
GB/T 26751, Ground granulated electric furnace phosphorous slag powder used for
cement and concrete
GB/T 27690, Silica fume for cement mortar and concrete
GB/T 30190, Concrete with Ground Limestone
GB/T 50080, Standard for test method of performance on ordinary fresh concrete
GB/T 50081, Standard for test methods of concrete physical and mechanical
properties
GB/T 50082, Standard for test methods of long-term performance and durability of
ordinary concrete
GB/T 50107, Standard for Evaluation of Concrete Compressive Strength
GB 50119, Code for utility technical of concrete admixture
GB 50164, Standard foe quality control of concrete
GB 50204, Code for acceptance of constructional quality of concrete structures
GB/T 50476, Standard for design of concrete structure durability
GB 50496, Code for construction of mass concrete
GB 50666, Code for construction of concrete structures
GB/T 50733, Technical Code for Prevention of Alkali-aggregate Reaction in
Concrete
JG/T 377, Anti-freezing and pumping admixtures for concrete
JC 475, Concrete anti-freezing admixtures
JG/T 315, Natural pozzolanic materials used for cement mortar and concrete
JG/T 486, Compound Mineral Admixtures for Concrete
JG/T 568, Aggregate for high performance concrete
JGJ/T 12, Technical specification for lightweight aggregate concrete structures
JGJ 55, Specification for Mixing proportion Design of Ordinary Concrete
JGJ 63, Standard of Water for Concrete
JGJ/T 178, Technical specification for application of shrinkage-compensating
concrete
JGJ/T 193, Standard for inspection and assessment of concrete durability
JGJ 206, Technical code for application of sea sand concrete
JGJ/T 221, Technical specification for application of fiber reinforced concrete
JGJ/T 281, Technical specification for application of high strength concrete
JGJ/T 283, Technical specification for application of self-compacting concrete
JGJ/T 322, Technical Specification for Test of Chloride Ion Content in Concrete
JGJ/T 328, Technical Specification for Green Production and Management of
Ready-mixed Concrete
JGJ/T 385, Standard for Assessment of High Performance Concrete
JT/T 522, Curing compounds of concrete for highway engineering
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1 high performance concrete
concrete that its overall goal is to have specific requirements for concrete performance
in the design, construction and use of construction engineering, that selects high-quality
conventional raw materials, uses reasonable addition of admixtures and mineral
admixtures, adopts lower water-binder ratio and optimize mixing proportion, is made
with excellent mixture properties, mechanical properties, durability and long-term
performance through ready-mix and green production methods and strict construction
measures
[Source: JGJ/T 385-2015, 2.0.1]
3.2 ordinary high performance concrete
concrete that meets the technical requirements of high performance concrete and is
commonly used except for special high performance concrete
Inspection items and inspection batches shall comply with the provisions of GB 50164.
6.2 Mineral admixture
6.2.1 High performance concrete can be prepared with fly ash, granulated blast furnace
slag powder, silica fume, steel slag powder, granulated electric furnace phosphorus slag
powder, limestone powder, natural pozzolanic materials, composite admixture and so
on. The performance of fly ash shall meet the requirements of GB/T 1596. The
performance of granulated blast furnace slag powder shall meet the requirements of
GB/T 18046. The performance of silica fume shall meet the requirements of GB/T
27690. The performance of steel slag powder shall meet the requirements of GB/T
20491. The performance of granulated electric furnace phosphorus slag powder shall
meet the requirements of GB/T 26751. The performance of limestone powder shall meet
the requirements of GB/T 30190. The performance of natural pozzolanic materials shall
comply with the provisions of JG/T 315. The performance of the composite admixture
shall comply with the provisions of JG/T 486.
6.2.2 The use of other admixtures shall be studied and demonstrated through systematic
tests. The long-term performance and durability test shall be carried out to verify that it
meets the engineering requirements before it can be used.
6.2.3 For high-strength and high performance concrete or concrete with impermeability,
frost resistance, corrosion resistance, wear resistance or other special requirements, fly
ash lower than class II shall not be used.
6.2.4 Admixtures shall not contain activators or other additives that affect the long-term
performance and durability of concrete.
6.2.5 When admixtures enter the site, it shall provide quality certification documents
such as type inspection report, exit-factory inspection report or certificate of conformity.
They shall be inspected. Inspection items and inspection batches shall comply with the
provisions of GB 50164.
6.3 Aggregate
6.3.1 Aggregate shall comply with the provisions of GB/T 14684 and GB/T 14685. The
content of artificial sand and gravel powder, sieve residue, flake particle content and
coarse aggregate irregular particle content shall comply with the provisions of JG/T 568.
When JG/T 568 is adopted and the technical indicators have classification requirements,
it shall not be lower than level I.
6.3.2 Sea sand shall be purified by fresh water elutriation, and shall comply with the
regulations of JG/T 568 and JGJ 206.
6.3.3 High performance concrete shall use non-alkali active aggregate. When using
alkali-active aggregates, in addition to measures to inhibit the alkali activity of
aggregates, isolation measures shall also be taken on the concrete surface. The technical
measures to prevent concrete alkali-aggregate reaction shall comply with the provisions
of GB/T 50733.
6.3.4 When aggregate enters the site, it shall provide quality certification documents
such as type inspection report, factory inspection report or certificate of conformity. It
shall be inspected. Inspection items and inspection batches shall comply with the
provisions of GB 50164.
6.4 Admixture
6.4.1 The type and dosage of admixtures shall be determined according to the
requirements of concrete structure design, construction, structural characteristics and
environmental conditions where the project is located.
6.4.2 The performance of high performance water-reducing agent, high-efficiency
water-reducing agent, ordinary water-reducing agent, air-entraining water-reducing
agent, pumping agent, early-strength agent, retarder and air-entraining agent shall meet
the requirements of GB 8076 and GB 50119. The 28d shrinkage ratio shall not be
greater than 110%. The performance of the expansion agent shall meet the requirements
of GB/T 23439 and JGJ/T 178. The performance of antifreeze shall meet the
requirements of JG 475. The performance of antifreeze pumping agent shall comply
with the provisions of JG/T 377. When other new types of admixtures are used, they
can be used only when the properties, mechanical properties and durability of the
concrete mixture are verified by tests to meet the engineering requirements.
6.4.3 The admixture shall have good compatibility with cement, admixture, sand and
other materials.
6.4.4 Admixtures containing hexavalent chromium, nitrite and thiocyanate shall not be
used in concrete that is in direct contact with drinking water after construction in
drinking water projects.
6.4.5 Early-strength ordinary water-reducing admixtures, early-strength admixtures,
antifreeze agents and waterproofing agents containing strong electrolyte inorganic salts
shall not be used in the following concrete structures:
- Concrete structures in contact with galvanized steel or aluminum;
- Concrete structures with embedded steel reinforcement with leakage without
protective measures;
- Concrete structures using DC power;
- Concrete structures within 100m of the high-voltage DC power supply.
6.4.6 Early-strength ordinary water-reducing admixtures, early-strength agents, water-
repellents and chloride-salt antifreezes containing chloride salts shall not be used in
9.3.1 Production metering shall comply with the provisions of GB/T 14902.
9.3.2 For the measurement of admixtures, it is advisable to use metering equipment
with higher precision alone or other effective measures to improve the measurement
accuracy of admixtures.
9.3.3 When special raw materials such as fibers are added, special personnel shall be
assigned to be responsible for measurement operations and environmental safety.
9.3.4 Dust emissions during metering shall be strictly controlled. Regularly replace the
filter element of the dust removal device.
9.4 Stirring
9.4.1 Stirring shall meet the requirements of GB/T 14902 and GB 50164.
9.4.2 A forced mixer shall be used. It is advisable to use vibration stirring and other
stirring equipment that can make the material disperse more uniformly and have better
stirring effect.
9.4.3 The mixing process shall be determined according to the concrete mixing
proportion and mixing equipment.
9.4.4 The temperature of powder material in the production of high performance
concrete shall not be higher than 60℃.
9.4.5 The temperature of the mixture shall be controlled by the following measures:
a) When mixing concrete during construction in winter, it is advisable to use the
method of heating water to increase the temperature of the mixture. It is also
possible to increase the temperature of the mixture by heating the aggregate at the
same time;
b) When mixing concrete in hot season, measures such as shading, spraying and air
cooling shall be taken to reduce the aggregate temperature. When mixing concrete,
cold water or ice chips can be used to reduce the temperature of the mixture.
9.5 Transportation
9.5.1 Transportation shall comply with the provisions of GB/T 14902, GB 50164 and
GB 50666.
9.5.2 When the mixer truck enters and leaves the factory area, it shall be washed with
circulating water to maintain hygiene and cleanliness. Wastewater from flushing trucks
can enter a wastewater recycling facility.
9.5.3 High performance concrete shall not be watered during transportation.
10 Test methods
10.1 Cement properties
10.1.1 The specific surface area shall be determined according to the method of GB/T
8074.
10.1.2 The 3d compressive strength and 28d compressive strength shall be determined
according to the method of GB/T 17671. The 28d/3d compressive strength ratio is the
ratio of the 28d compressive strength to the 3d compressive strength.
10.1.3 The C3A content of clinker shall be determined according to the method of GB/T
176.
10.1.4 The 3d hydration heat and the 7d hydration heat shall be determined according
to the method of GB/T 12959.
10.1.5 The chloride ion content shall be determined according to the method of GB/T
176.
10.1.6 The water consumption of standard consistency shall be determined according
to the method of GB/T 1346.
10.2 Performances of high performance concrete mixes
10.2.1 The content of water-soluble chloride ions shall be determined according to the
method of JGJ/T 322.
10.2.2 The properties of other high performance concrete mixtures shall be determined
according to the methods of GB/T 50080.
10.3 Hig...