YB/T 139-1998 Replaced Industry standards-Black metallurgy

YB/T 139-1998 Composite Steel Support Roll

Publish Date: 1998-08-25 Implement Date: 1998-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: YB/T 139-1998

Standard Type: Industry standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Rolling equipment

ICS Name: -

Publish Date: 1998-08-25

Implement Date: 1998-12-01

Pages: 7 pages

Development Information

Word Count: 10 Thousand words Pages: 7 pages

Superseded by the following standards

YB/T 139-2024 Composite steel support rollers

Referenced Standards

GB 223.5-1988 GB/T 223.11-1991 Methods for chemical analysis of iron, steel and alloy The ammonium persulfate oxidation volumetric method for the determination of chromium content GB 223.13-1989 GB/T 223.23-1994 Methods for chemical analysis of iron, steel and alloy—The dimethylglyoxime spectrophotometric method for the determination of nickel content GB/T 223.26-1989 Methods for chemical analysis of iron, steel and alloy The thiocyanate direct photometric method for the determination of molybdenum content GB/T 223.62-1988 Methods for chemical analysis of iron,steel and alloy—The butyl acetate extraction photometric method for the determination of phosphorus content GB/T 223.63-1988 Methods for chemical analysis of iron,steel and alloy—The sodium(potassium)periodate photometric method for the determination of manganese content GB 223.68-1989 GB 223.69-1989 GB 228-1987 GB/T 229-1994 Metallic materials—Charpy notch impact test GB 4336-1984 GB/T 6397-1986 GB/T 13313-1991 Method of Shore hardness testing for mill rolls GB/T 13316-1991 Method of ultrasonic inspection for cast steel rolls GB/T 15546-1995 Terms of mill rolls JJG 747-1991 GB/T 223.58-1987 Methods for chemical analysis of iron，steel and alloy--The extraction-absorption catalytic polarographic method for the determination of manganese content

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