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Chinese steel mills implement new national standard for rebars- The 20th China (Guangzhou) Int’l Plate metal, Bar, wire, Metal Processing &Setting Equipment Exhibition
11/7/2018 金属板材展-棒材-线材展 -plate metal expo-wire expo |
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China related ministries and commissions formulated new national standard for rebar and the steel mills were proceeding the new one since November 1st, 2018. The old standard GB/T 1499.2-2007 will be replaced by GB/T 1499.2-2018.
The new standard cancelled grade 335MPa and increased 600Mpa grade, also added "–E" for earthquake resistance grade.
The new tolerance of fix length should not exceed 0-50mm, the bending per meter was not more than 0.4%, and the new weight tolerance of rebar diameter 6-12mm was adjusted to +/- 6.0%.
In addition, the rebar surface should be marked with the grade number, the serial number of the manufacturer and the nominal diameter.
金属板材展-线材展-金属加工展-2019第二十届广州国际金属板材展—全球三大金属展之一巨浪展览
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