上课把女同桌内裤摸湿,一线高清视频在线观看www国产,色综合伊人色综合网站下载,男人边吃奶摸下边免费视频,精品综合久久久久久蜜月

    • <sup id="ql6g2"><dd id="ql6g2"><label id="ql6g2"></label></dd></sup>
  • <sup id="ql6g2"></sup>
    <dfn id="ql6g2"></dfn>
    <sup id="ql6g2"></sup>
    

      <samp id="ql6g2"></samp>
      • <samp id="ql6g2"><rt id="ql6g2"><tbody id="ql6g2"></tbody></rt></samp>
        <tt id="ql6g2"><tfoot id="ql6g2"></tfoot></tt><fieldset id="ql6g2"><rp id="ql6g2"><thead id="ql6g2"></thead></rp></fieldset>
          









          
    
          
        
          
            
          
                
                
            
          
        
          
    
          

          

          
    
          
        Products
        
          
    
          
    
    
          
        

        
          
            
          
                
          
                    YG031S marble bursting strength machine (pneumatic)
                
          
                
          
                    
                
          
                
          
                    
                        
          
                        
          【Scope of application】
          

          YG031S marble bursting strength tester (pneumatic) is used to test the bursting strength and expansion of marbles of cotton fabrics, elastic fabrics, hosiery and gloves.
          

          【Related standards】
          

          GB/T19976-2005 "Determination of Bursting Strength of Textiles" Steel Ball Method" Steel Ball Φ25mm, Φ38mm
          

          EN12332-1; 1998 Steel ball Φ38mm
          

          FZ/T01030-93 "Determination of Seam Strength and Expansion of Knitted Fabrics and Elastic Woven Fabrics Burst Method"  Steel Ball Φ20mm
          

          GB/T8878-2002 "Cotton Knitted Underwear" Steel ball Φ20mm
          

          ASTMD3787-2001 "Standard Test Method for Bursting Strength of Textile Fabrics" Steel ball Φ25.4mm
          

          ASTMD6797-2002 "Standard Test Method for Bursting Strength of Fabrics" Steel Ball Φ25.4mm
          

          【technical parameter】
          

          1. Structure form Single arm type (optional interface)
          

          2. Measuring force range: 1～3000N
          

          3. Effective stroke: 1000mm (without fixture)
          

          4. Load measurement range: 1%-100% of the maximum load
          

          5. Load measurement accuracy: +0.02% F•S
          

          6. Beam displacement speed: 0.1～1000mm/min stepless speed regulation
          

          7. Speed ??accuracy: ±2%
          

          8. Fixture diameter: ∮45mm (optional ∮25mm)
          

          9. Diameter of the broken marble: ∮38mm (optional ∮20mm ∮25mm)
          

          10. Dimensions (mm): 500×400×1400
          

          11. Power supply: single-phase AC 220V±10%V
          

          12. Weight: 100kg