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楼主 |
发表于 2010-1-18 11:59:52
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来自: 中国辽宁沈阳
"spanner-type bolting "出现在API618-2007的6.2.3中,全段是:: y# v% |2 r( s& p7 A
6.2.3 Internal socket-type, slotted-nut, or spanner-type bolting shall not be used unless specifically approved by the purchaser.
+ X [. h, B6 x4 K' MNote: For limited space locations, an integrally flanged fastener may be required. |
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