This standard is issued under the fixed designation E ; the number immediately following the designation indicates the 1 This practice is under the jurisdiction of ASTM Committee E-7 on Nonde- .. Hole numbers 8 thru 12 are optional. Hello friends, who has ASTM E? I have the version 11, don’t know the change between the two version. Thanks. ASTM E / EM – ASTM E / EM – ASTM E – ASTM E – ASTM E – 94A But I will check them for you.
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E144-412 these cookies, website services, such as remembering your shopping cart items, cannot be provided. The major dimension of the plate or bar shall be greater than the pole spacing, s, of the electromagnet.
Strictly Necessary Always Enabled. The magnetizing power of yokes shall be verified whenever the yoke has been damaged or repaired. Hi Fyant, Welcome to ndt. This standard practice may used for verifying lifting force daily prior to use. Magnetization shall be determined by measuring the tangential field strength, Ht, at the centre of a line joining the centres of the pole faces of the electromagnet with pole extenders where used.
Alternating current and permanent magnet yokes shall have a lifting force of at least 10 lb. A weight need only be verified again if damaged in a manner that could have caused potential loss of material. Records of the verification results shall be maintained and retained for the time period specified in the contract.
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Work Item s – proposed revisions of this standard. Session dtCookie Unclassified Expiration: Direct current yokes shall have a lifting force of at least 30 lb [ Periodic functional checks can be carried out either by the method described above or by a lift test. X Google Adsense Tracking Collects data to measure efficiency of viewed or asm ads and shows targeted ads.
T Lifting Power of Yokes a Prior to use, the magnetizing power of electromagnetic yokes shall have been checked within the past year. If you do not allow these cookies, we will not know when you have visited our website.
ASTM E / EM – 12 Standard Practice for Magnetic Particle Testing
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