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ASTM F963 08 Clause 8.8 最后的一段话 z! j) Z7 N/ M# K5 S( v+ p% Z
Projections, parts, or assemblies
8 X1 x' Y0 y6 D6 Q/ A4 z" _" G9 Cthat are mounted rigidly on an accessible rod or shaft designed
" R8 @$ b8 \. e& @to rotate along with the projections, parts, or assemblies shall
2 a E; u$ h- ?8 l2 i, R& c/ Gbe tested with the rod or shaft clamped to prevent rotation. If
& S$ J4 K( P% J$ ea component that is attached by a screw thread that has been5 F0 h* c9 v a7 `3 c( c/ f: o
assembled by the manufacturer, or that has been assembled to' @3 ]+ b4 M a9 s6 }$ M
the manufacturer’s instructions, becomes loosened during application4 R) t$ h2 J% c0 u8 s/ J0 n/ ?1 U0 u
of the required torque, continue to apply the torque+ i) ~$ v: R0 j$ X% x! I
until either (1) the required torque is exceeded, or (2) the part
! L, ^% G1 K7 ]0 I. }; ]* Ydisassembles. The test should be terminated if it becomes
: h Q [* h* N3 n4 ]( }obvious that the part under test will continue to rotate at less+ u0 k. w E- G% n2 L! H
than the required torque limit and will not disassemble.% W$ n: X: a9 N
* ^' v& e- S! j9 q3 u5 n+ D5 u' |8.8.1 8.8.1 If the part disassembles, evaluate it for compliance$ t; {$ z* G( z) X6 s& Q
with the appropriate requirements. If the disassembly exposes: l! V# Z- f2 T* N
an accessible component that can be grasped as noted above,) n6 p8 G1 E! r: V
repeat the torque test on that component.
" g) r0 j6 X* l- {: z6 j& X' A' f5 v% B5 y
8.8.1中的the disassembly part是不是指Projections, parts, or assemblies& A& \# {6 z- p2 E2 U5 @' h
that are mounted rigidly on an accessible rod or shaft designed4 B0 c- u& j- b8 v# q% J' X
to rotate along with the projections, parts, or assemblies shall6 r/ H7 d3 r1 U4 z$ Q4 x4 J# z
be tested with the rod or shaft clamped to prevent rotation.呢??
; y) V4 G9 r) `& s3 m3 f' ~' U如果是的话,那这个纸牌是不是不需要拉呢??谢谢 |
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发表于 2010-1-23 12:29
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rojections, parts, or assemblies
