产品详情
[Features] ●Steel painted tape measure ideal for steel frame construction
●The stone stick is made of rubber that is non-slip even on steel frames
●Non-slip rubber is d for grips
●50m is standard tape measure for steel frame construction, with an in-ho inspection report
[Specifications]
●Length (m): 20
●Standard tension/temperature: 50n/20℃
●宽度/厚度（mm）：13/0.27
●JIS级1级
●JIS 1级
●
●案例尺寸（MM）：237 x 140 x 140 x 140 x 38
涉及钢框架的标准型号量表，依靠钢架上的标准型号的仪表仪
[Example] Standard temperature at 50m is 20°C, tension 50N
・JIS Grade 1 standard tolerance: ±5.2mm
・Standard tape measure tolerance for steel frame construction: ±2.6mm
◎Standard tape measure tolerance for steel frame construction
Length (m) 5: Tolerance (mm) ±0.4
Length (m) 10: Tolerance （mm）±0.6
长度（m）20：公差（mm）±1.1
长度（m）30：公差（mm）±1.6
长度（m）40：公差（mm）±2.1
长度 长度 长度（M）50：公差：（mm）2。2.6：±2.6：±2.6：
