GOST 10178-85 Portland cement and Portland slag cement. Specifications (With Amendments No. 1, 2)

GOST 10178-85 Portland cement and Portland slag cement. Specifications (With Amendments No. 1, 2).

 

 

GOST 10178-85

Group Ж12

 

 

INTERSTATE STANDARD

PORTLAND CEMENT AND PORTLAND SLAG CEMENT

Specifications

Portland cement and portland blastfurnace slag cement. Specifications

 

ISS 91.100.10
OKP 57 3100, 3290 57,
57 3310, 3320 57

Date of introduction 1987-01-01

 


INFORMATION DATA

1. DEVELOPED AND INTRODUCED by the Ministry of construction materials industry of the USSR

2. APPROVED AND put INTO EFFECT by Decision of the USSR State Committee for construction from 10.07.85 N 116

Change No. 2 taken by the Interstate scientific and technical Commission on standardization, technical regulation and certification in construction (MNTKS) 20.05.98

The adoption of the changes voted:

The name of the state The name of the government body construction
The Republic Of Armenia The Ministry of urban development of the Republic of Armenia
The Republic Of Belarus Construction And Architecture Of Republic Of Belarus
The Republic Of Kazakhstan The Agency of construction and architectural and town-planning control of the Republic of Kazakhstan
Kyrgyz Republic State Inspectorate for architecture and construction under the Government of the Kyrgyz Republic
The Republic Of Moldova The Ministry of territorial development, construction and communal services of the Republic of Moldova
Russian Federation The Gosstroy Of Russia
The Republic Of Tajikistan Gosstroy Of The Republic Of Tajikistan

3. The standard fully complies ST SEV 5683-86

4. REPLACE GOST 10178-76

5. REFERENCE NORMATIVE AND TECHNICAL DOCUMENTS

The designation of the reference document referenced The item number, app
GOST 310.1-76 3.1
GOST 310.2-76 3.1
GOST 310.3-76 3.1
GOST 310.4-81 3.1, Appendix a
GOST 3476-74 1.5
GOST 4013-82 1.5
GOST 5382-91 3.2
GOST 6613-86 1.10
GOST 30515-97 Introduction, 1.2, 4.1
SNiP 82-02-95 Appendix A

6. EDITION (December 2004) with Changes No. 1, 2 approved in April 1988, November 1998 (IUS 8-88, 3-99), Amendment (ICS 6-2001)

REISSUE (as of October 2008)

This standard applies to the cement and purpose on the basis of Portland cement clinker.

The standard does not apply to cements, which have to meet special requirements and which are manufactured according to relevant standards and specifications.

Classification, terms and definitions – according to GOST 30515.

(Changed edition, Rev. N 1, 2).

 

1. TECHNICAL REQUIREMENTS

1.1. The cement shall be manufactured in accordance with the requirements of this standard for technological regulations approved in the manner prescribed by the Ministry by the manufacturer.

1.2. On the material composition of the cement is divided into following types:

– Portland cement (without mineral additives);

– Portland cement with additives (with the active mineral additives not more than 20%);

– Portland slag cement (with additives granulated slag more than 20%).

(Changed edition, Rev. N 2).

1.3. For the compressive strength at 28-day age cement are divided into types:

– Portland cement – 400, 500, 550 and 600;

– Portland slag cement – 300, 400 and 500;

– Portland cement fast setting – 400 and 500;

the fast – hardening slag Portland cement – 400.

Note. Allowed with the permission of the minstroymaterialy to produce Portland cement with mineral additives grade 300.

1.4. Designation cement shall consist of:

– the name of the type of cement – Portland cement, slag Portland cement. Allowed to use abbreviations for the names respectively of PTS and shpts;

– brand cement according to claim 1.3;

denote the maximum content of additives in the cement according to claim 1.6: D0, D5, D20;

denote the fast-hardening cement – B;

denote the plasticizing and water-repellency of cement – PL, GF;

the designation of the cement derived from the clinker composition normalized, – N;

the designation of the present standard.

Example of designation of Portland cement grade 400, with the addition of up to 20%, fast setting, plasticized:

Portland cement 400-D20-B – PL GOST 10178-85

Allowed designation (except supply of cement for export):

PTS 400-D20-B – PL GOST 10178-85

(Amendment. ICS N 6-2001).

1.5. In the manufacture of cements used:

– clinker, on chemical composition corresponding to the technological regulations. Mass fraction of magnesium oxide (MgO) in the clinker should not be more than 5%.

For individual enterprises in the list approved of Minstroymaterialy of the USSR, in connection with the peculiarity of the chemical composition of the raw materials used allowed the MgO content in the clinker of more than 5% but not more than 6%, provided that the uniformity of the volume changes of the cement when tested in the autoclave;

– gypsum rock according to GOST 4013. Allowed the use of phosphogypsum, Borovitsa, perogies in the relevant normative technical documentation;

– granulated blast furnace slag or electrotermometria according to GOST 3476 and other active mineral additives according to the corresponding normative-technical documentation;

– additives that regulate the basic properties of the cement, and technological additives according to the corresponding normative-technical documentation.

1.6. Mass fraction in the cement active mineral additives shall conform to the values specified in table.1.

Table 1

The designation of the cement Active mineral additive, % by weight
Just Including
granulated blast furnace slag and electrotermometria of sedimentary origin, except Gliese other active, including Glier
PTS-D0 Not allowed
PC-D5 To 5 To 5 To 5 To 5
PTS-D20, PTS-D20-B SV. 5 to 20 Up to 20 To 10 Up to 20
OF SHPTS, SHPTS-B SV. 20 to 80 SV. 20 to 80 To 10

It is acceptable to replace part of the mineral additives in cements of all types of additives that accelerate the curing or to increase the strength of cement not worsening its construction and technical properties (kranti, sulfoaluminate and selfoperate products, calcined alunite and kaolin). Total mass fraction of these additives should not be more than 5% of the cement mass.

(Amendment. ICS N 6-2001).

1.7. The tensile strength of cement Flexural and compression should not be less than the values shown in table.2.

Table 2

The designation of the cement Guaranteed
mark
Tensile strength, MPa (kgf/cm)
at a bend in age, day at compression at the age of, days
3 28 3 28
PTS-D0, PC-D5,

PTS-D20, shpts

300 4,4 (45) 29,4 (300)
400 5,4 (55) 39,2 (400)
500 5,9 (60) Of 49.0 (500)
550 6,1 (62) 53,9 (550)
600 6,4 (65) The 58.8 (600)
PTS-D20-B 400 3,9 (40) 5,4 (55) 24,5 (250) 39,2 (400)
500 4,4 (45) 5,9 (60) Of 27.5 (280) Of 49.0 (500)
SHPTS-B 400 3,4 (35) 5,4 (55) 21,5 (220) 39,2 (400)

The manufacturer must determine the activity during steaming of cement each batch .

1.2-1.7. (Changed edition, Rev. N 1).

1.8. The cement shall show uniformity of volume changes in the test specimens by boiling in water, and when the content of MgO in the clinker more than 5% in the autoclave.

1.9. Initial setting time of the cement should occur no earlier than 45 minutes, and end no later than 10 hours from the start of mixing.

1.10. The fineness of the cement should be such that when sieving samples of the cement through the sieve with mesh N 008 GOST 6613 held not less than 85% by mass sieve test.

1.11. Mass fraction of sulfuric acid anhydride (SO3) in the cement shall conform to the requirements of table.3.

Table 3

The designation of the cement SO3, % by mass
Not less than No more
PTS 400-D0, PC 500-D0, PC 300-D5, PTS 400-D5,
PTS 500-D5, 300 PTS-D20, PC 400-D20, PC 500-D20
1,0 3,5
550 PTS-D0, PTS 600-D0, PC 550-D5, 600 PTS-D5,
550 PTS-D20, 600 PTS-D20, PC 400-D20-B, PC 500-D20-B
1,5 4,0
SHPTS 300, SHPTS 400, 500 SHPTS, SHPTS 400-B 1,0

1.12. Introduction to the cement during its grinding special waterproofing plasticizing or surface active additives in an amount of not more than 0,3% of mass of cement in terms of dry substance additives.

Or plasticized hydrophobic cement shall be supplied by agreement between manufacturer and consumer.

Or plasticized hydrophobic cement should not be delivered to consumers using superplasticizers in the preparation of concrete mixes.

The mobility of a cement-sandy solution of structure 1:3 of plasticized cements of all types should be such that when water-cement ratio, equal 0,4, RASPLAV standard cone was not less than 135 mm.

The hydrophobic cement should not imbibe in itself water during 5 mines from the moment of drawing water drops on the surface of the cement.

(Changed edition, Rev. N 1; Amendment. ICS N 6-2001).

1.13. In cement production for the intensification of the milling process allowed the introduction of technological additives without deteriorating the quality of the cement, in an amount of not more than 1%, including organic not more than 0.15% weight of cement.

The effectiveness of the use of process additives, and the absence of their negative influence on the properties of concrete must be confirmed by the results of tests of cement and concrete.

(Changed edition, Rev. N 1).

1.14. For concrete road and airfield pavements, concrete pressure and non pressure pipes reinforced concrete sleepers, bridge structures, pillars, supports of high-voltage power lines, contact network of railway transportation and illumination shall be supplied the cement, produced on the basis of clinker composition normalized with the content of tricalcium aluminate (C3A) in an amount of not more than 8% by weight.

For these products upon agreement with the consumer must be supplied to cement one of the following types:

– PTS 400-D0-N, PC 500-D0-N – for all products;

– PTS 500-D5-N – for pipes, sleepers, poles, bridge structures, regardless of additives (for pressure pipes shall be supplied the cement group I or II on the effectiveness of steaming in accordance with Annex A;

– PTS 400-D20-N, PC 500-D20-N – for concrete road and airfield pavements when used in an additive granulated slag in an amount of not more than 15%.

Initial setting time of Portland cement for concrete road and airfield pavements should occur no earlier than 2 h of cement for pipe – not earlier than 2 hours and 15 minutes from the start of mixing the cement. By agreement with the consumer allowed any other setting time.

The specific surface of the Portland cement with slag additive for concrete road and airfield pavements shall be not less than 280 m/kg.

(Changed edition, Rev. N 1, 2).

1.15. Mass fraction of alkali oxides (Na2O and K2O) in terms of Na2O (Na2O+0,658K2O) in cements for the manufacture of massive concrete structures using reactive aggregate, established by agreement with the consumer.

1.16. Mass fraction of alkali oxides in the cement, manufactured using belitovogo (nepheline) of the sludge in terms of Na2O should not be more than 1.20%.

(Changed edition, Rev. N 1).

1.17. (Deleted, Rev. N 2).

1.18. The manufacturer shall test the cement for the signs of false setting is evenly as shipment, but not less than 20% of the shipped batches.

(Added, Rev. N 1).

 

2. ACCEPTANCE RULES

2.1. The acceptance of the cement produced according to GOST 30515.

(Changed edition, Rev. N 2).

2.2. Group of cement on the effectiveness of steam curing are given in Appendix A.

(Added, Rev. N 2).

 

3. TEST METHODS

3.1. Determination of physico-mechanical properties of cements produced according to GOST 310.1 – GOST 310.4.

3.2. Chemical analysis of clinker and cement produced according to GOST 5382.

At the same mass fraction in the blade of magnesium oxide (MgO) is set according to the acceptance of production control.

3.3. The type and amount of additives in the cement is determined according to the method of the parent organization for state testing of cement in the sample selected at the factory.

3.4. (Deleted, Rev. N 2).

3.5. The signs of a false setting of cement test according to the method of the parent organization for state testing.

(Changed edition, Rev. N 1).

3.6. (Deleted, Rev. N 1).

 

4. PACKING, MARKING, TRANSPORTATION AND STORAGE

4.1. Packing, marking, transportation and storage of cement are produced according to GOST 30515.

(Changed edition, Rev. N 2).

 

5. MANUFACTURER’S WARRANTY

5.1. The manufacturer guarantees the conformity of the cement to all the requirements of this standard subject to terms of transportation and storage when shipped in the container within 45 days after shipment for early and 60 days for other cements, and when delivered in bulk – on the date of receipt of cement by the consumer, but not more than 45 days after shipment for early and 60 days for other cements.

Sec. 5. (Changed edition, Rev. N 1).

 

Annex a (informative). The distribution of cement on the effectiveness of steaming

Appendix A
(Reference)

 

The group on the effectiveness of steaming Type of cement The limit of compressive strength after steaming, MPa (kgf/cm2), for cement brands
300 400 500 550-600
1 PTS More than 23 (230) More than 27 (270) More than 32 (320) Over 38 (380)
Shpts More than 21 (210) More than 25 (250) More than 30 (300)
2 PTS From 20 to 23
(200 to 230)
From 24 to 27
(240 to 270)
From 28 to 32
(from 280 to 320)
From 33 to 38
(from 330 to 380)
Shpts From 18 to 21
(180 to 210)
From 22 to 25
(220 to 250)
From 26 to 30
(from 260 to 300)
3 PTS Less than 20 (200) Less than 24 (240) Less than 28 (280) Less than 33 (330)
Shpts At least 18 (180) Less than 22 (220) Less than 26 (260)
Note. For Portland cement and slag Portland cement mode steaming accepted the same in accordance with GOST 310.4: total length 12-13 h at 80°C (in contrast to the SNiP 82-02, where slag Portland cement adopted by the mode of streaming a total duration of 16-18 hours at a temperature of 90-95°C).

(Changed edition, Rev. N 2; Amendment. ICS N 6-2001).

 

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