GOST 16016-2014 Clamp Bolts for Railway Track Rail Fastenings. Specifications

GOST 16016-2014

INTERSTATE STANDARD

CLAMP BOLTS FOR RAILWAY TRACK RAIL FASTENINGS

Technical specifications

Clamp bolts for rail track fastenings. Specifications

ICS 45.080

Effective date: 2015-07-01

Foreword

The objectives, basic principles and general rules for interstate standardization work are established by GOST 1.0 “Interstate standardization system. Basic provisions” and GOST 1.2 “Interstate standardization system. Interstate standards, rules and recommendations for interstate standardization. Rules for development, adoption, updating and withdrawal”

Information about the standard

2 SUBMITTED by Interstate Technical Committee for Standardization MTK 524 “Railway Transport”

3 ADOPTED by the Interstate Council for Standardization, Metrology and Certification (Minutes No. 46 dated December 5, 2014)

The following voted in favor of adoption:

Short name of the country according to MC (ISO 3166) 004-97	Country code according to MC (ISO 3166) 004-97	Abbreviated name of the national standardization body
Azerbaijan	AZ	Azstandard
Armenia	AM	Ministry of Economy of the Republic of Armenia
Belarus	BY	Gosstandart of the Republic of Belarus
Kazakhstan	KZ	Gosstandart of the Republic of Kazakhstan
Kyrgyzstan	KG	Kyrgyzstandart
Moldova	MD	Moldova-Standard
Russia	RU	Rosstandart
Tajikistan	TJ	Tajikstandart
Turkmenistan	TM	Main State Service “Turkmenstandartlary”
Uzbekistan	UZ	Uzstandard
Ukraine	UA	Ministry of Economic Development of Ukraine

4 By Order of the Federal Agency for Technical Regulation and Metrology No. 86-st dated February 17, 2015, the interstate standard GOST 16016-2014 was put into effect as a national standard of the Russian Federation on July 1, 2015.

5 SUPERSEDES GOST 16016-79

6 REISSUE. September 2019.

Information on the entry into force (or termination) of this standard and amendments thereto in the territory of the above-mentioned states is published in the indexes of national standards issued in these states, as well as on the Internet websites of the relevant national standardization bodies.

In the event of revision, amendment or withdrawal of this standard, the relevant information will be published on the official website of the Interstate Council for Standardization, Metrology and Certification in the “Interstate Standards” catalogue

AMENDMENT No. 1 INTRODUCED, approved and put into effect by Order of the Federal Agency for Technical Regulation and Metrology No. 423-st dated 15.04.2020, effective from 01.09.2020

Amendment No. 1 was incorporated by the database producer

1 Scope

This standard applies to clamp bolts (hereinafter referred to as bolts) of normal accuracy (product grade B according to GOST ISO 4759-1), used for fastening the rail to the base plate in separate rail fastenings, and establishes specifications for them.

(Amended version, Amendment No. 1, this amendment is incorporated in the text of the 2019 reissue).

2 Normative references

This standard uses normative references to the following interstate standards:

GOST 9.014 Unified system of corrosion and ageing protection. Temporary corrosion protection of products. General requirements

GOST 9.301 Unified system of corrosion and ageing protection. Metallic and non-metallic inorganic coatings. General requirements

GOST 9.302-88 (ISO 1463-82, ISO 2064-80, ISO 2106-82, ISO 2128-76, ISO 2177-85, ISO 2178-82, ISO 2360-82, ISO 2361-82, ISO 2819-80, ISO 3497-76, ISO 3543-81, ISO 3613-80, ISO 3882-86, ISO 3892-80, ISO 4516-80, ISO 4518-80, ISO 4522-1-85, ISO 4522-2-85, ISO 4524-1-85, ISO 4524-3-85, ISO 4524-5-85, ISO 8401-86) Unified system of corrosion and ageing protection. Metallic and non-metallic inorganic coatings. Control methods

GOST 9.303-84 Unified system of corrosion and ageing protection. Metallic and non-metallic inorganic coatings. General requirements for selection

GOST 9.307-89 Unified system of corrosion and ageing protection. Hot-dip zinc coatings. General requirements and control methods

GOST 15.309-98 System for product development and production start-up. Testing and acceptance of manufactured products. Basic provisions

GOST 166 (ISO 3599-76) Vernier callipers. Technical specifications

GOST ISO 898-1 Mechanical properties of fasteners made of carbon steel and alloy steel. Part 1. Bolts, screws and studs with specified property classes and coarse and fine pitch thread

GOST ISO 3269-2015 Fasteners. Acceptance inspection

GOST ISO 4759-1-2015 Fasteners. Tolerances. Part 1. Bolts, screws, studs and nuts. Product grades A, B and C

GOST ISO 6157-1-2015 Fasteners. Surface discontinuities. Part 1. General-purpose bolts, screws and studs

GOST 10549-80 Thread Runout. Runouts, Incomplete Threads, Undercuts and Chamfers

GOST 15150 Machines, instruments and other industrial products. Versions for various climatic regions. Categories, operating, storage and transportation conditions as regards the effect of climatic environmental factors

GOST 16018-2014 Nuts for Clamp Bolts and Insert Bolts of Rail Fastenings for Railway Track. Technical Specifications

GOST 16093 (ISO 965-1:1998, ISO 965-3:1998) Basic standards of interchangeability. Metric thread. Tolerances. Clearance fits

GOST 18160 Fasteners. Packaging. Marking. Transportation and storage

GOST 18321-73 Statistical quality control. Methods of random sampling of unit production items

GOST 24705 (ISO 724:1993) Basic standards of interchangeability. Metric thread. Basic dimensions

GOST 24997 (ISO 1502:1996) Gauges for metric threads. Tolerances

GOST 5378-88 Vernier protractors. Technical specifications

If a reference document is cited without a date, the version currently in effect shall be used, including any amendments made to it. If a dated reference document has been superseded, the specified version of that document shall be used. If, after the adoption of this standard, an amendment affecting a provision to which a dated reference is made is introduced into the referenced document, that provision shall apply without regard to this amendment. If the referenced document is withdrawn without replacement, the provision in which the reference is made shall apply to the extent not affected by this reference.

(Amended version, Amendment No. 1, this amendment is partially incorporated in the text of the 2019 reissue).

3 Terms and definitions

This standard uses the following terms with corresponding definitions:

3.1 railway infrastructure owner: A legal entity or individual entrepreneur that owns, or holds other rights to, public railway infrastructure and provides services for its use under a contract.

3.2 customer: An enterprise (organization, association or other economic entity) at whose request or under whose contract products (including scientific and technical products) are developed and (or) supplied. [GOST 15.101-98, item 3.5]

(Amended edition, Amendment No. 1).

4 Design and dimensions

4.1 The design and dimensions of bolts of types 1, 2, 3 and 4 shall comply with those shown in Figure 1.

(Amended edition, Amendment No. 1).

4.2 Bolts with a length from 50 to 105 mm and a thread length from 40 to 72 mm may be manufactured subject to agreement between the infrastructure owner/customer and the manufacturer. In this case, the bolt length shall be a multiple of 5 mm, and the thread length shall be a multiple of:

• 4 mm - for thread length up to and including 60 mm;

• 6 mm - for thread length over 60 mm.

(Amended edition, Amendment No. 1).

4.3 The head manufacturing option for the bolt is specified by the infrastructure owner in the order for this product.

Figure 1, sheet 1 - Design and dimensions of bolts: a) type 1; b) type 2; c) type 3; d) type 4

Figure 1, sheet 2

Figure 1, sheet 3

z - chamfer on bolts in accordance with GOST 10549.

---

• Dimensions are given with allowance for the height of die-parting seams and burrs from flash trimming; the dimensions are subject to inspection when confirming the minimum necessary safety requirements.

** Dimensions, including those subject to inspection when confirming the minimum necessary safety requirements.

*** Dimensions given for the manufacture of tooling and tools are not inspected on finished products.

Note - For bolts with rolled thread, the absence of an end chamfer is permitted.

Figure 1, sheet 4

---

• Figure 1. Revised version, Amendment No. 1.

A process groove with a depth of not more than 2.0 mm, a width of not more than 2.5 mm, and a length of not more than 15.0 mm is permitted on the end face of the shank. The groove dimensions are ensured by the production tooling and are not inspected.

Examples of designations:

Clamp bolt of product grade B, design 1, with thread diameter d=22 mm, coarse thread pitch, tolerance class 8g, length 75 mm, property class 4.8, with zinc chromate coating (01) 9 μm thick (9):

Bolt M22-8g75.48.019 GOST 16016-2014

Same, without coating:

Bolt M22-8g75.48 GOST 16016-2014

Same, with lightweight head design:

Bolt B.M22-8g75.48 GOST 16016-2014

Clamp bolt of product grade B, design 2, with thread diameter d=22 mm, coarse thread pitch, tolerance class 8g, length 75 mm, property class 5.8, with zinc chromate coating (01) 9 μm thick (9):

Bolt 2.M22-8g75.58.019 GOST 16016-2014

Same, without coating:

Bolt 2.M22-8g75.58 GOST 16016-2014

(Amended edition, Amendment No. 1).

4.4 By agreement with the infrastructure owner/customer, bolts may be manufactured with a recess in the head end face, with a depth of not more than 0.3 of the head height.

(Amended edition, Amendment No. 1).

5 Technical requirements

5.1 Basic characteristics, material requirements

5.1.1 The mechanical properties of the bolts shall comply with property class 4.8 or 5.8 per GOST ISO 898-1.

(Amended version, Amendment No. 1, this amendment is incorporated in the text of the 2019 reissue).

5.1.2 Thread - per GOST 24705. Tolerance class 8g - per GOST 16093.

5.1.3 The displacement of the head axis relative to the bolt shank axis shall not exceed 0.9 mm.

5.1.4 Permissible surface defects of the bolts shall comply with GOST ISO 6157-1.

(Amended version, Amendment No. 1, this amendment is incorporated in the text of the 2019 reissue).

5.1.5 Bolts are manufactured without a protective coating. At the request of the railway infrastructure owner/customer, bolts may have a zinc chromate coating per GOST 9.303. Coating requirements - per GOST 9.301. Other types of protective coatings per GOST 9.303 may be used, as well as protective thermal diffusion coatings per GOST 9.307 or other regulatory documentation approved in the prescribed manner.

---

In the Russian Federation, GOST R 9.316-2006 “Unified system of corrosion and ageing protection. Thermal diffusion zinc coatings. General requirements and test methods” is in effect.

(Amended edition, Amendment No. 1).

5.1.6 Theoretical mass of 1000 bolts (mass of bolts with lightweight head in parentheses), kg:

345 (320) - design 1;

320 - design 2;

315 - design 3;

320 - design 4.

Note - The change in the mass of 1000 bolts when their length changes by 10 mm shall not exceed 29.8 kg.

(Amended edition, Amendment No. 1).

5.2 Marking

The head of each bolt shall be marked with the trademark or symbol of the manufacturer and the year of manufacture (last two Arabic digits).

The height of the marking characters shall be not less than 8 mm, the thickness not less than 1 mm, and the embossing not less than 0.5 mm.

The parameter values of the marking characters are given for the design and manufacture of tooling and are not inspected on finished products.

(Amended edition, Amendment No. 1).

5.3 Packaging

5.3.1 Marking of containers and packaging of bolts - per GOST 18160. Packaging of bolts in specialized flexible containers is permitted.

(Amended edition, Amendment No. 1).

5.3.2 It is recommended to supply bolts complete with nuts per GOST 16018.

6 Acceptance rules

6.1 Test categories

6.1.1 To verify the bolts’ compliance with the requirements of this standard, the following are performed:

• acceptance tests;

• type tests.

6.1.2 Acceptance of bolts is carried out by the technical inspection service of the manufacturer. Acceptance is based on the results of acceptance tests.

Acceptance tests are carried out per GOST 15.309. Bolts accepted by the manufacturer’s technical inspection service are presented for acceptance inspection to the customer’s representative upon request.

The results of bolt acceptance shall be kept at the manufacturer for at least three years from the date of manufacture.

6.1.3 For the purposes of confirming compliance, tests of clamp bolts per 4.1-4.4, 5.1.2, 5.1.3 (design and dimensions), 5.1.4 (surface quality), 5.1.1 (mechanical properties), 5.1.5 (protective coating), 5.2 (marking) are carried out on not less than five samples of clamp bolts selected by “blind” sampling per GOST 18321 (subsection 3.4) from a batch accepted by the quality control department.

(Added, Amendment No. 1).

6.2 Acceptance tests

6.2.1 Acceptance tests are carried out in batches. A batch shall consist of bolts of one design, made from one steel grade, using one production process. The batch size shall not exceed one day’s output. Acceptance rules - per GOST ISO 3269 for product grade B.

By agreement between the railway infrastructure owner and the manufacturer, a batch may be made up of bolts of one size, manufactured using one production process, regardless of their belonging to the same melt.

(Amended edition, Amendment No. 1).

6.2.2 Batches of bolts shipped shall be accompanied by a quality passport indicating:

• the name or trademark of the manufacturer and its address;

• the batch number and size;

• length, design type, type and thickness of the protective coating;

• the property class, steel grade;

• presence and type of corrosion protection (excluding temporary preservation for storage and transportation per GOST 15150);

• the results of mechanical tests.

Additional information not contradicting the requirements of this standard may be included in the quality passport.

The quality passport must be signed by representatives of the quality control department.

(Amended edition, Amendment No. 1).

6.2.3 The parameters and procedure for conducting acceptance tests are given in Table 1.

Table 1 - Parameters and procedure for conducting acceptance tests

Parameter checked	Clause of the standard containing the requirements verified during acceptance tests	Inspection method
1 Design and dimensions	4.1-4.4, 5.1.2, 5.1.3	7.1
2 Surface quality	5.1.4	7.2
3 Mechanical properties	5.1.1	7.3
4 Protective coating	5.1.5	7.4
5 Marking	5.2	7.5

Table 1. (Revised version, Amendment No. 1).

6.3 Type tests

6.3.1 Type tests are carried out in the event of changes to the production process for manufacturing bolts, as well as in the event of changes to the materials used.

6.3.2 The procedure for conducting type tests and evaluating the results is per GOST 15.309-98 (Annex A).

7 Inspection methods

7.1 Verification of the design and dimensions of the bolts (4.1-4.4) and the form and location of surfaces (5.1.3) shall be carried out using a Type ShTs-I or ShTs-II caliper per GOST 166, a Type 2 protractor per GOST 5378, or other measuring instruments providing the required measurement accuracy, or using limit gauges.

Thread dimensions (5.1.2) are verified using limit gauges per GOST 24997 or other regulatory or design documentation approved in the prescribed manner.

(Amended edition, Amendment No. 1).

7.2 Methods for inspecting surface defects (5.1.4) - per GOST ISO 6157-1.

(Amended version, Amendment No. 1, this amendment is incorporated in the text of the 2019 reissue).

7.3 Mechanical properties of the bolts (5.1.1) - per GOST ISO 898-1.

Hardness measurement and wedge tensile testing are not performed.

(Amended version, Amendment No. 1, this amendment is incorporated in the text of the 2019 reissue).

7.4 Inspection of the quality of the protective coating (5.1.5) - per GOST 9.302.

7.5 Inspection of the applied marking (5.2) is performed visually, without the use of magnifying instruments.

7.6 For the purposes of mandatory confirmation of conformity, a sample is drawn from a batch that has passed acceptance tests by “blind” selection per GOST 18321-73 (subsection 3.4), in accordance with GOST ISO 3269 for product grade B.

(Amended version, Amendment No. 1, this amendment is incorporated in the text of the 2019 reissue).

8 Transportation and storage

8.1 Transportation of bolts without packaging is not allowed.

(Amended edition, Amendment No. 1).

8.2 At the request of the infrastructure owner/customer, bolts without a protective coating shall be subjected to preservation treatment per GOST 9.014 prior to packaging, for a period ensuring corrosion protection of not less than one year.

(Amended edition, Amendment No. 1).

8.3 Storage conditions for bolts without a protective coating - 6 per GOST 15150, for bolts with a protective coating - 8 per GOST 15150.

9 Manufacturer’s warranty

Warranty service life of not less than 100 million gross tonnes of cargo passed, but not more than three years from the date of installation in the track.

UDC 621.882.6625.143:006.354	ICS 45.080
Keywords: clamp bolts, thread, design, dimensions, bolt head