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[产品认证] 汽管线

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发表于 2007-7-21 09:32 | 显示全部楼层 |阅读模式
广东安规检测
有限公司提供:
请问汽管线弯折试验要通过20000次,具备何时要求啊?
发表于 2007-7-21 09:50 | 显示全部楼层
用在什麼產品上?
 楼主| 发表于 2007-7-22 11:51 | 显示全部楼层
蒸汽烫斗。
发表于 2007-7-22 12:07 | 显示全部楼层
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
发表于 2007-7-22 15:31 | 显示全部楼层
引用第2楼月亮代表吾心于2007-07-22 11:51发表的  :2 L3 @8 U' |6 N
蒸汽烫斗。
这个我知道了,是按EN60335-2-3的25.14节进行,20000次。
( _6 C! F- j  n: X. {/ G标准原文如下:
25.14   Modification:, r0 F! b7 f) ?7 g; K
Instead of the load specified for the cord, the cord is loaded with a mass of 2 kg.9 F' S8 ?/ h- e  M7 I/ @
Instead the number of flexings specified, the number of flexings is 20000.; z% X9 c$ \$ B5 l
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.
8 A- m4 B3 r# ]* y$ l, PAddition:8 v1 }* ?( _, b3 `
For steam irons with a separate water reservoir or boiler, the test is made on the steam hose: `3 n3 a1 s( @0 q' e. V
and the interconnection cord together. If they are contained in one sheath or otherwise
9 u3 M+ l/ X+ fattached to each other, the assembly is not turned through an angle of 90°% {8 h' f0 ~! v8 ~& V4 R
The test shall not result in
' L4 m2 b# o/ L5 I/ H0 q- loosening of the hose;( T5 A7 x( Z/ K
- damage to the hose to such an extent that compliance with this standard is impaired;
9 \& M: l. y' d$ C4 Z1 T) @- leakage from the hose.: Q6 H) O. `: d% ]
! x" Y' K# E( J
Appliances are also subjected to the following test while mounted on an apparatus similar to
6 o3 d6 M8 a3 O0 AThat of Figure 8. this testis carried out on a separate appliance.
8 L! S1 ]$ `: R
( {8 _2 Y; y' _7 }The supply cord is suspended vertically from the appliance and loaded so that s force of
" `( E, K8 h2 N3 ~0 T$ s10N is applied. The oscillating member is moved through an angle of 180° and back to the( c1 s# ^# B+ i! {
initial position. The number of flexings is 2000, the rate of flexing being six per minute# j$ B5 U- O' L; o

: ^$ h$ g1 T& m7 t. z% qNOTE 102   The appliance is mounted so that the direction of flexing corresponds to that most likely to occur when, w8 g5 y  Y5 e# }8 [$ z( n, F: ^
The supply cord is wound around it for storage.
  S* b2 z- ]! W+ Q- R& O9 A6 d, E6 _7 H! B" x6 t
NOTE 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.
 楼主| 发表于 2007-7-23 11:31 | 显示全部楼层
谢谢大家,我已经解决了。
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