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GB/T 2856.8-1990 Die rolling guide die seat rear guide column lower die seat

time: 2024-08-11 13:50:14
  • GB/T 2856.8-1990
  • Abolished

Basic Information

standard classification number

  • Standard ICS number:

    Mechanical Manufacturing>>Chipless Processing Equipment>>25.120.30 Molding Equipment and Casting Equipment

  • China Standard Classification Number:

    Machinery>>Process Equipment>>J46 Mold

associated standards

Publication information

  • publishing house:

    China Standards Press

Other Information

  • Release date:

    1990-07-23

  • Review date:

    2004-10-14

  • Drafting Organization:

    Guilin Electrical Appliance Research Institute

  • Focal point Organization:

    National Technical Committee for Mould Standardization

  • Publishing Department:

    National Standardization Administration

  • Competent Authority:

    National Standardization Administration
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Summary:

GB/T 2856.8-1990 Punch die rolling guide die seat rear guide column lower die seat GB/T2856.8-1990 standard download decompression password: www.bzxz.net
Standard contentStandard content

Some standard content:

National Standard of the People's Republic of ChinaWww.bzxZ.net
Die rolling guide die set
Back guide pillar lower die set
Holder for ball slide die sets for press toolsDie holder for back pillar setsSubject content and scope of application
GB/T 2856.8-90
This standard specifies the materials, technical conditions, structural types and specifications of the back guide pillar lower die set of the die rolling guide die set. This standard applies to die rolling guide die sets. 2
Referenced standards
GB/T12446Technical conditions for die set partsGB9439Grey cast iron parts
3Materials, technical conditions, structural types and specifications of die sets3.1Material: HT 200GB 9439.
Aging treatment twice.
3.2Technical conditions shall be in accordance with the provisions of GB/T12446. 3.3Structural types and specifications are shown in the figure and table.
Approved by the State Administration of Technical Supervision on July 23, 199078
Implemented on May 1, 1991
3.4 ​​Marking example:
GB/T 2856.8-90
Die perimeter L=200mm, B=160mm, thickness H=55mm, rear guide post lower die seat: lower die seat 200×160×55GB/T2856.879
Mold perimeter
200160
Note: The shape and plane dimensions of the press plate are determined by the manufacturer. Additional remarks:
GB/T 2856.8 --90
This standard was proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the National Technical Committee for Mold Standardization. 36
d (R7)
This standard was drafted by the Mould Branch of Guilin Electric Science Research Institute of the Ministry of Machinery and Electronics Industry. The main drafters of this standard are Wang Huachang and Qin Guangwei. This standard is entrusted to the Mould Branch of Guilin Electric Science Research Institute of the Ministry of Machinery and Electronics Industry for interpretation. 80
M14-6H
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