汽管线

月亮代表吾心 · 发表于 2007-7-21 09:32

广东安规检测
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请问汽管线弯折试验要通过20000次，具备何时要求啊？

wiltoncou · 发表于 2007-7-21 09:50

用在什麼產品上？

月亮代表吾心 · 发表于 2007-7-22 11:51

蒸汽烫斗。

cableyzf · 发表于 2007-7-22 12:07

你问的太含糊,能先告诉我你目前的产品结构以及目前能够达到的程度吗

wiltoncou · 发表于 2007-7-22 15:31

引用第2楼月亮代表吾心于2007-07-22 11:51发表的 :6 B7 h: ~2 K x" z X' J: m
蒸汽烫斗。

这个我知道了，是按EN60335-2-3的25.14节进行，20000次。
标准原文如下：

25.14 Modification:
# n. d& T- x  Q5 \5 ~Instead of the load specified for the cord, the cord is loaded with a mass of 2 kg.7 O& G9 l7 f* K8 K) ~- p' Q6 [
Instead the number of flexings specified, the number of flexings is 20000.
5 u! n  i1 N' {NOTE 101 The test is not carried out on cordless irons unless the iron can also be directly connected to the Supply mains during ironing.
4 X- d0 E; j2 X5 BAddition:% f; o& n, {0 I; `+ N. g! I% b
For steam irons with a separate water reservoir or boiler, the test is made on the steam hose( d6 T: R8 w" S
and the interconnection cord together. If they are contained in one sheath or otherwise
7 f: M" ~1 j+ [attached to each other, the assembly is not turned through an angle of 90°7 R  a4 f2 M: ~: n
The test shall not result in
. e' ^  z. ~0 [2 d2 W- loosening of the hose;
) f3 Z+ b$ f' O- damage to the hose to such an extent that compliance with this standard is impaired;
) @, l' q0 s. ~; V- a) ~% v+ Q- V- leakage from the hose.- H# Y% S, E- p( ^1 m$ V+ T
6 Y9 M' g0 I. k1 v( {  ~
Appliances are also subjected to the following test while mounted on an apparatus similar to8 f& U2 m& z  M. P; V! L( }- c
That of Figure 8. this testis carried out on a separate appliance.
4 D7 n: @8 z. w3 u  H  c6 ?+ f9 J9 M9 T% Z. P$ v+ |
The supply cord is suspended vertically from the appliance and loaded so that s force of
7 e  X! ?! C& {9 c& w10N is applied. The oscillating member is moved through an angle of 180° and back to the$ s) [6 L& i1 ~- H/ g7 D
initial position. The number of flexings is 2000, the rate of flexing being six per minute
. J# [( j: y- M& h, F. h) ~+ }2 m
NOTE 102 The appliance is mounted so that the direction of flexing corresponds to that most likely to occur when
9 a+ B: @: H# U* PThe supply cord is wound around it for storage.
1 E' r0 r' ]. Q- b9 C" h
9 {9 `% n# y3 d+ TNOTE 103 The test is not carried out if it unlikely that the cord will be wrapped around the appliance, for Example cordless irons and irons with a separate water reservoir.

月亮代表吾心 · 发表于 2007-7-23 11:31

谢谢大家，我已经解决了。

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