Сталі термооброблені, леговані та автоматні. Частина 17. Підшипникові сталі

1 2 4 1 2 З? 4 5 6 7 —? —? —? —? —? —?

HEAT-TREATED STEELS, ALLOY STEELSAND FREE-CUTTING STEELS

Part 17. Ball bearing steels
1 1.1 1.2 а?) Ь?) с?) d) е?) 1.3 1.4 2 ISO 377:1997 Steel and steel products — Location and preparation of samples and test pieces for mechanical testing
ISO 404:1992 Steel and steel products — General technical delivery requirements
ISO 642:1999 Steels — Hardenability test by end quenching (Jominy test)
ISO 643’1983 Steels — Micrographic determination of the ferritic or austenitic grain size
ISO 1035-1:1980 Hot-rolled steel bars — Part 1: Dimensions of round bars
ISO 1035-4:1982 Hot-rolled steel bars — Part 4: Tolerances
ISO 3763:1976 Wrought steels — Macroscopic methods for assessing the content of non-metallic inclusions ISO 3887:1976 Steel, non-alloy and low-alloy — Determination of depth of decarburization

ISO 4948-1:1982 Steels — Classification — Part 1: Classification of steels into unalloyed and alloy steels based on chemical composition
ISO 4967:1998 Steel — Determination of content of non-metallic inclusions — Micrographic method using standard diagrams
ISO 4969:1980 Steel — Macroscopic examination by etching with strong mineral acids
ISO 5949:1983 Tool steels and bearing steels — Micrographic method for assessing the distribution of carbides using reference photomicrographs
ISO 6506'1981 ISO 6929:1987 Steel products — Definitions and classification
ISO 9443:1991 Heat-treatable and alloy steels — Surface quality classes for hot-rolled round bars and wire rods —Technical delivery conditions
ISO/TR 9769:1991 Steel and iron — Review of available methods of analysis
ISO 10474:1991 Steel and steel products — Inspection documents
ISO 14284:1996 Steel and iron — Sampling and preparation of samples for the determination of chemical composition
ENV 10247:1996 Metallographic test methods — Examination of steels using standard diagrams to assess the content of non-metallic inclusions.
ISO 377:1997 ISO 404:1992 ISO 642:1999 ISO 643: 1983 ISO 1035-1:1980 ISO 1035-4:1982 ISO 3763:1976 ISO 3887:1976 ISO 4948-1:1982 ISO 4967:1998 ISO 4969:1980 ISO 5949:1983 ISO 6506: 1981 1) ISO 6929: 1987 ISO 9443:1991 ISO/TP 9769:1991 ISO 10474:1991 ISO 14284:1996 ENV 10247:1996

4 а?) 1) 2) Ь?) 1) 2) с?) 1) 2) 3) 4) 5) f) а?) Ь?) с?) 5 5.1 5.1.1 5.1.2 5.1.3 5.2 5.2.1

5.2.2 5.2.3 5.3 5.3.1 а?) Ь?) 5.3.2 5.3.2.1 5.3.2.2 5.3.3 5.4 5.5 5.5.1 5.5.2 5.5.3 а?) Ь?) 5.6 6 6.1 6.1.1 6.1.2 а?) Ь?) 6.1.3 а?) Ь?) с?) 6.2 6.2.1 6.2.2 6.2.3 6.2.4 6.2.4.1 6.2.4.2 6.2.5 6.2.6 7

1
1

6 6.1 6.1.1 6.1.2 а?) Ь?) 6.1.3 а?) Ь?) с?) 6.2 6.2.1 6.2.2 6.2.3 6.2.4 6.2.4.1 6.2.4.2 6.2.5 6.2.6 7

5.2.2 5.2.3 5.3 5.3.1 а?) Ь?) 5.3.2 5.3.2.1 5.3.2.2 5.3.3 5.4 5.5 5.5.1 5.5.2 5.5.3 а?) Ь?) 5.6 6 6.1 6.1.1 6.1.2 а?) Ь?) 6.1.3 а?) Ь?) с?) 6.2 6.2.1 6.2.2 6.2.3 6.2.4 6.2.4.1 6.2.4.2 6.2.5 6.2.6 7

1
1
d ' 9 h 1 1

d f 3 h < 50 > 50 < 100
d ' 3 h 1 1 k d

1 ISO 6508:1986 1) Metallic materials — Hardness test — Rockwell test (scales A-B-C-D-E-F-G-H-K) ( 2 EN 10027-2:1992 Designation systems for steels — Part 2: Numerical system ( З? ASTM 4 BS 5710:1979 Methods for macroscopic assessment of the content of non-metallic inclusions in wrought steels ( 5 DIN 50602-1985 Metallographic examination; microscopic examination of special steelsusing standard diagrams to assess the content of non-metallic inclusions ( 6 GOST 1778-70 Steel. Metallographic methods for the determination of nonmetallic inclusions ( 7 JIS G0555
8 NF 9 PN 64 10 SIS 11 11 11 Bedomning av slagginneslutningar 1)