氢气在空气中体积含量检测标准，氢气在空气中体积含量检测标准标准内容,检测中心-北检（北京）检测技术研究院

KS F 2449-2017

굳지 않은 콘크리트 용적에 의한 공기량 시험 방법
Method of test for air content of fresh concrete by volumetric method

【发布单位或类别】 KR-KS韩国标准
【发布日期】2017-08-07
【CCS分类】防爆电器
【ICS分类】91.100.30混凝土和混凝土制品

ASTM C173/C173M-24a

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

【发布单位或类别】 US-ASTM美国材料与试验协会
【发布日期】2024-06-01
【CCS分类】防爆电器
【ICS分类】91.100.30混凝土和混凝土制品

JIS A 1118:2017

Method of test for air content of fresh concrete by volumetric method
Method of test for air content of fresh concrete by volumetric method

【发布单位或类别】 JP-JSA日本工业标准调查会
【发布日期】2017-01-01
【CCS分类】
【ICS分类】易爆环境用电气设备

GB/T 20936.3-2009

可燃性气体探测用电气设备　第3部分：显示空气中甲烷体积含量至100%的Ⅰ类探测器的性能要求
Electrical apparatus for the detection and measurement of flammable gases—Part 3:Performance requirements for group Ⅰ apparatus indicating a volume fraction up to 100% methane in air

【发布单位或类别】 CN-GB国家标准
【发布日期】2009-04-21
【CCS分类】K35
【ICS分类】29.260.20易爆环境用电气设备

GB 20936.2-2009

可燃性气体探测用电气设备　第2部分：显示空气中甲烷体积含量至5%的I类探测器的性能要求
Electrical apparatus for the detection and measurement of flammable gases—Part 2:Performance requirements for group I apparatus indicating a volume fraction up to 5 % methane in air

【发布单位或类别】 CN-GB国家标准
【发布日期】2009-09-30
【CCS分类】K35
【ICS分类】29.260.20混凝土和混凝土制品

ASTM C173/C173M-24

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

【发布单位或类别】 US-ASTM美国材料与试验协会
【发布日期】2024-01-01
【CCS分类】
【ICS分类】91.100.30混凝土和混凝土制品

JIS A 1118:2011

Method of test for air content of fresh concrete by volumetric method
Method of test for air content of fresh concrete by volumetric method

【发布单位或类别】 JP-JSA日本工业标准调查会
【发布日期】2011-01-01
【CCS分类】
【ICS分类】混凝土和混凝土制品

ASTM C173/C173M-16

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

【发布单位或类别】 US-ASTM美国材料与试验协会
【发布日期】2016-02-01
【CCS分类】
【ICS分类】91.100.30混凝土和混凝土制品

ASTM C173/C173M-14

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

【发布单位或类别】 US-ASTM美国材料与试验协会
【发布日期】2014-01-01
【CCS分类】
【ICS分类】91.100.30混凝土和混凝土制品

ASTM C173/C173M-12

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

【发布单位或类别】 US-ASTM美国材料与试验协会
【发布日期】2012-11-01
【CCS分类】
【ICS分类】91.100.30混凝土和混凝土制品

ASTM C173/C173M-10

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

【发布单位或类别】 US-ASTM美国材料与试验协会
【发布日期】2010-02-01
【CCS分类】
【ICS分类】91.100.30混凝土和混凝土制品

ASTM C173/C173M-10a

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

【发布单位或类别】 US-ASTM美国材料与试验协会
【发布日期】2010-07-01
【CCS分类】
【ICS分类】91.100.30混凝土和混凝土制品

ASTM C173/C173M-10b

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

【发布单位或类别】 US-ASTM美国材料与试验协会
【发布日期】2010-10-01
【CCS分类】
【ICS分类】91.100.30混凝土和混凝土制品

ASTM C173/C173M-09

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

【发布单位或类别】 US-ASTM美国材料与试验协会
【发布日期】2009-06-01
【CCS分类】
【ICS分类】91.100.30混凝土和混凝土制品

ASTM C173/C173M-08

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

【发布单位或类别】 US-ASTM美国材料与试验协会
【发布日期】2008-03-01
【CCS分类】
【ICS分类】91.100.30混凝土和混凝土制品

ASTM C173/C173M-08a

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

【发布单位或类别】 US-ASTM美国材料与试验协会
【发布日期】2008-12-15
【CCS分类】
【ICS分类】91.100.30混凝土和混凝土制品

ASTM C173/C173M-07

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

【发布单位或类别】 US-ASTM美国材料与试验协会
【发布日期】2007-06-01
【CCS分类】
【ICS分类】91.100.30

ASTM C173/C173M-01e1

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

【发布单位或类别】 US-ASTM美国材料与试验协会
【发布日期】2001-03-10
【CCS分类】
【ICS分类】91.100.30

ASTM C173/C173M-01

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

【发布单位或类别】 US-ASTM美国材料与试验协会
【发布日期】2001-03-10
【CCS分类】
【ICS分类】

JIS A 1118:1997

Method of test for air content of fresh concrete by volumetric method
Method of test for air content of fresh concrete by volumetric method

【发布单位或类别】 JP-JSA日本工业标准调查会
【发布日期】1997-01-01
【CCS分类】
【ICS分类】

氢气在空气中体积含量检测标准

CNAS认证

CMA认证

ISO认证

AAA诚信企业

굳지 않은 콘크리트 용적에 의한 공기량 시험 방법 Method of test for air content of fresh concrete by volumetric method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Method of test for air content of fresh concrete by volumetric method Method of test for air content of fresh concrete by volumetric method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Method of test for air content of fresh concrete by volumetric method Method of test for air content of fresh concrete by volumetric method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Method of test for air content of fresh concrete by volumetric method Method of test for air content of fresh concrete by volumetric method

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굳지 않은 콘크리트 용적에 의한 공기량 시험 방법
Method of test for air content of fresh concrete by volumetric method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Method of test for air content of fresh concrete by volumetric method
Method of test for air content of fresh concrete by volumetric method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Method of test for air content of fresh concrete by volumetric method
Method of test for air content of fresh concrete by volumetric method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Method of test for air content of fresh concrete by volumetric method
Method of test for air content of fresh concrete by volumetric method