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ASTM F963 08 Clause 8.8 最后的一段话
. a g3 n# V# g$ r# H, F. qProjections, parts, or assemblies3 R( s9 ~* v5 ~/ F2 G4 i
that are mounted rigidly on an accessible rod or shaft designed
. `0 p9 G" a7 y# ?( Eto rotate along with the projections, parts, or assemblies shall
W) H1 R7 `. _: b a% Qbe tested with the rod or shaft clamped to prevent rotation. If
# q( ]- v: j( Z6 O3 E# aa component that is attached by a screw thread that has been5 K# G% |; }6 q1 K
assembled by the manufacturer, or that has been assembled to3 T% s1 b, d3 G: l" S
the manufacturer’s instructions, becomes loosened during application
4 o' c& U3 v0 k v/ a9 _of the required torque, continue to apply the torque
0 L- O& N' }# F- [8 b7 |, d. huntil either (1) the required torque is exceeded, or (2) the part/ ~; E; U. y' m# l/ X5 S
disassembles. The test should be terminated if it becomes8 s3 M6 L8 C" m5 U6 S/ b s8 d
obvious that the part under test will continue to rotate at less
: E; A# P9 U$ @. e T- K2 U0 c# Bthan the required torque limit and will not disassemble.
' x. b( R: n1 }4 ^5 g& s/ C" O% u! k& N1 ~/ \1 a K+ w6 a
8.8.1 8.8.1 If the part disassembles, evaluate it for compliance
4 E' \- H/ A$ j: swith the appropriate requirements. If the disassembly exposes. d4 s. } c/ Z3 [
an accessible component that can be grasped as noted above,3 L' ]6 S- _6 I3 r' n0 _5 \
repeat the torque test on that component.9 g; X& @0 E: A0 a( y7 F
' x; \5 r8 v$ K% ~% H" i# B9 F. w8.8.1中的the disassembly part是不是指Projections, parts, or assemblies
& _1 v0 Z* V# y, j& _- zthat are mounted rigidly on an accessible rod or shaft designed1 M7 Y7 a' U5 Z& a6 }
to rotate along with the projections, parts, or assemblies shall
$ c& ^; a) f9 [5 L- Bbe tested with the rod or shaft clamped to prevent rotation.呢??. G0 o" Q# K- |
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