Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
HG/T 21594-2014 |
Classification and technical specification for lining stainless steel manholes and Handholes 衬不锈钢人、手孔分类与技术条件 |
China Chemical Industry
Standards Handholes |
English PDF |
HG/T 21535-2014 |
Quick open Handholes with hinged cover 回转盖快开手孔 |
China Chemical Industry
Standards Handholes |
English PDF |
HG/T 21534-2014 |
Quick open Handholes with rotating handle 旋柄快开手孔 |
China Chemical Industry
Standards Handholes |
English PDF |
HG/T 21533-2014 |
Quick open Handholes for atmospheric use 常压快开手孔 |
China Chemical Industry
Standards Handholes |
English PDF |
HG/T 21532-2014 |
Welding neck flange Handholes with hinged cover 回转盖带颈对焊法兰手孔 |
China Chemical Industry
Standards Handholes |
English PDF |
HG/T 21531-2014 |
Welding neck flange Handholes 带颈对焊法兰手孔 |
China Chemical Industry
Standards Handholes |
English PDF |
HG/T 21530-2014 |
Slip on flange Handholes 带颈平焊法兰手孔 |
China Chemical Industry
Standards Handholes |
English PDF |
HG/T 21529-2014 |
Plate flange Handholes 板式平焊法兰手孔 |
China Chemical Industry
Standards Handholes |
English PDF |
HG/T 21528-2014 |
Handholes for atmospheric use 常压手孔 |
China Chemical Industry
Standards Handholes |
English PDF |
HG/T 21514-2014 |
Technical specification of steel manholes and Handholes 钢制人孔和手孔的类型与技术条件 |
China Chemical Industry
Standards Handholes |
English PDF |
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