[JB/T 9220.3-1999] 铸造化铁炉酸性炉渣化学分析方法 重铬酸钾容量法测定氧化亚铁量[修订]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9220.3-1999
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[JB/T 9220.4-1999] 铸造化铁炉酸性炉渣化学分析方法 亚砷酸钠-亚硝酸钠容量法测定一氧化锰量[修订]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9220.4-1999
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[JB/T 9220.5-1999] 铸造化铁炉酸性炉渣化学分析方法 氟化钠-EDTA容量法测定三氧化二铝量[修订]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9220.5-1999
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[JB/T 9220.6-1999] 铸造化铁炉酸性炉渣化学分析方法 DDTC分离EGTA容量法测定氧化钙量[修订]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9220.6-1999
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[JB/T 9220.7-1999] 铸造化铁炉酸性炉渣化学分析方法 高锰酸钾容量法测定氧化钙量[修订]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9220.7-1999
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[JB/T 9220.8-1999] 铸造化铁炉酸性炉渣化学分析方法 DDTC分离EDTA容量法测定氧化镁量[修订]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9220.8-1999
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[JB/T 9220.9-1999] 铸造化铁炉酸性炉渣化学分析方法 磷钒钼黄甲基异丁基甲酮萃取光度法测定五氧化二磷量[修订]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9220.9-1999
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[JB/T 9221-1999] 铸造用湿型砂有效膨润土及有效煤粉 试验方法[已作废]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9221-1999
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发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9222-1999
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发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9223-1999
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[JB/T 9224-1999] 检定铸造粘结剂用标准砂[已废止]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9224-1999
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[JB/T 9225-1999] 铸造用粘土、膨润土化学分析方法[已作废]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9225-1999
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发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9226-1999
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[JB/T 9227-1999] 铸造用膨润土和粘土[已作废]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9227-1999
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发布时间:1999-06-24
实施时间:2000-06-24
JB/T 9228-1999
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[JB/T 4153-1999] 型壳高温透气性试验方法[修订]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 4153-1999
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[JB/T 2980.1-1999] 熔模铸造型壳高温热变形试验方法[修订]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 2980.1-1999 本标准是对 JB 2980-81《熔模铸造型壳 高温热变形..
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[JB/T 2980.2-1999] 熔模铸造型壳高温抗弯强度试验方法[已作废]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 2980.2-1999 本标准是对 JB 2981-81《熔模铸造型壳 高温抗弯强..
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[JB/T 3828-1999] 铸造用热芯盒树脂[已作废]
发布时间:1999-06-24
实施时间:2000-06-24
JB/T 3828-1999
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发布时间:1999-06-24
实施时间:2000-06-24
JB/T 3829-1999 本标准是对 JB 3829-84《蠕墨铸铁 金相》的修订,修订..
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