欧美极品jizzhd欧美,91精品久久一区二区三区,欧美乱妇无乱码大黄a片,欧美日韩国产一区在线看

ZL-100A/300A<\/span><\/span>型<\/span> <\/span><\/span>紙張拉力試驗(yàn)機(jī)<\/span><\/p> <\/span>

一、生產(chǎn)依據(jù) <\/span><\/span><\/p> <\/span>

ZL-100A/300A<\/span>型紙張拉力試驗(yàn)機(jī)是依據(jù)中華人民共和國輕工部行業(yè)標(biāo)準(zhǔn)QB/T1053-98<\/span>紙與紙板抗張?jiān)囼?yàn)機(jī)設(shè)計(jì)制造的。<\/span><\/p> <\/span>

二、用途及適用范圍 <\/span><\/p> <\/span>

該試驗(yàn)機(jī)主要用于測定負(fù)荷不超過300N<\/span>（100N<\/span>），試樣**伸長量不超過90<\/span>㎜的各種紙、紙板用金屬線材的抗張力及伸長率。<\/span><\/p> <\/span>

三、規(guī)格及主要技術(shù)參數(shù)<\/span><\/p> <\/span>

1<\/span>．夾距：10<\/span>、50<\/span>、100<\/span>、150<\/span>、180<\/span>、200<\/span>㎜誤差不超過0.5<\/span>㎜。<\/span><\/p> <\/span>

2<\/span>．夾口寬度：15<\/span>㎜<\/span><\/p> <\/span>

3<\/span>．負(fù)荷范圍及分度值：<\/span><\/p> <\/span>

型   <\/span>號
 <\/span>測量范圍
 <\/span>分度值
 
 <\/span><\/span><\/p> <\/span>

ZL-100A
 A
 0-20N
 0<\/span>．05N
 
B
 0-50N
 0<\/span>．10N
 
C
 0-100N
 0<\/span>．20N
 
 <\/span><\/span><\/p> <\/span>

ZL-300A
 A
 0-50N
 0<\/span>．10N
 
B
 0-150N
 0<\/span>．50N
 
C
 0-300N
 1<\/span>．00N
 <\/span><\/span><\/p> <\/span>

4<\/span>．張力示值精度：在A<\/span>度盤量程最大負(fù)荷的20%~90%<\/span>，B<\/span>、C<\/span>度盤量程最大負(fù)荷的10%~90%<\/span>之內(nèi)，示值相對誤差不超過±1%<\/span>，各度盤上述規(guī)定的范圍以外，示值相對誤差不應(yīng)超過±2%<\/span>。<\/span><\/p> <\/span>

5<\/span>．伸長度盤量程：0~90<\/span>㎜，分度值為0.5<\/span>㎜，0%~50%<\/span>（對180<\/span>㎜標(biāo)準(zhǔn)試樣長伸長量或百分率）分度值為0.2%.
    6<\/span>．伸長度盤示值精度：±0.5 mm <\/span><\/span><\/p> <\/span>

7<\/span>．加荷速度：40~500mm/min<\/span>無級調(diào)速<\/span><\/p> <\/span>

8<\/span>．電壓：220V±10%<\/span><\/span><\/p> <\/span>