上期所：自2024年7月31日（周三）收盘结算时起，螺纹钢RB2410合约的涨跌停板幅度调整为6%，套保交易保证金比例调整为7%，投机交易保证金比例调整为8%。
2024-07-29 10:27:05
上期所：自2024年7月31日（周三）收盘结算时起，螺纹钢RB2410合约的涨跌停板幅度调整为6%，套保交易保证金比例调整为7%，投机交易保证金比例调整为8%。
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