Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 15
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Book Description
This standard specifies the specifications for vibration (velocity) of deep groove ball bearings (hereinafter referred as bearings) of which the appearance dimensions comply with provisions of GB/T 276-1994; diameter series are 0, 2 and 3; nominal inner diameter is 3 mm ~ 120 mm; radial clearances comply with Group 0, 2 and 3 clearances as specified in GB/T 4604-2006. And it specifies the vibration (velocity) peak-value specifications corresponding to Group V3 and V4, and the inner diameter is 3 mm ~ 60 mm.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : House & Home
Languages : en
Pages : 15
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Book Description
This Part of the JB/T 5000 specifies the ultrasonic, magnetic-powder and penetration testing methods and quality grades of forged steel. This Part applies to non-destructive testing of forged steel for heavy machinery. Non-destructive testing methods as specified in this Part may involve hazardous materials, operations and equipment, so the non-destructive testing personnel shall comply with relevant safety and health regulations.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : House & Home
Languages : en
Pages : 43
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Book Description
This part of JB/T 5000 specifies the technical requirements, inspection rules, test methods, quality certificates and markings for general purpose large forgings. This part applies to the ordering, manufacturing, inspection of the large forgings of carbon steel and alloy structural steel which are free-forged by the hydraulic (oil) press and the forging hammer.
