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中華人民共和國國家標準(中國大陸GB標準)英文版 |
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GB標準是中華人民共和國國家標準，也叫GB國標，是中國大陸強制執行的國家標準，所有中國大陸境內銷售的商品及提供服務都必須符合GB國家標準的要求，包括進口商品及服務； 本網站提供GB國家標準的查詢檢索，英文版翻譯，GB標準產品檢測檢驗及合規性分析服務； |
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GB/T 43322-2023 ???? ????（中英文版） Gas welding equipment air welding torch |
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GB/T 43321-2023 ?????????????（中英文版） Recommended process specifications for brazing copper and copper alloys |
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GB/T 43320-2023 ?????? ???? ???????????????（中英文版） Non-destructive testing of welds, ultrasonic testing, application of automatic phased array technology for thin-walled steel components |
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GB/T 29712-2023 ?????? ???? ????（中英文版） Weld non-destructive testing Ultrasonic testing Acceptance level |
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GB/T 29711-2023 ?????? ???? ??????????（中英文版） Non-destructive testing of welds Ultrasonic testing Characteristics of internal discontinuities in welds |
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GB/T 25774.3-2023 ??????? ?3??:T??????????????（中英文版） Inspection of welding materials Part 3: Preparation and inspection of T-joint fillet weld specimens |
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GB/T 25774.2-2023 ??????? ?2??:??????????????????????????（中英文版） Inspection of welding materials Part 2: Preparation of mechanical properties specimens for single-sided single-pass welding and double-sided single-pass welded joints of steel |
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GB/T 25774.1-2023 ??????? ?1??: ????????????????????（中英文版） Examination of welding materials Part 1: Preparation of mechanical properties specimens of steel, nickel and nickel alloy deposited metals |
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GB/T 11345-2023 ?????? ???? ??????????（中英文版） Weld non-destructive testing Ultrasonic testing technology, testing levels and assessments |
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GB/T 9460-2023 ???????（中英文版） Copper and copper alloy welding wire |
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GB/T 43409-2023 ?????????????????????（中英文版） Metallographic examination of carbon steel and low alloy steel castings for general engineering and structural purposes |
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GB/T 21218-2023 ?????????????（中英文版） Unused silicon insulating liquid for electrical use |
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GB/T 15558.5-2023 ????????(PE)???? ?5??:?????（中英文版） Buried polyethylene (PE) piping systems for gas use Part 5: System suitability |
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GB/T 15558.4-2023 ????????(PE)???? ?4??:??（中英文版） Buried polyethylene (PE) piping systems for gas use Part 4: Valves |
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GB/T 15558.3-2023 ????????(PE)???? ?3??:??（中英文版） Buried polyethylene (PE) piping systems for gas use Part 3: Pipe fittings |
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GB/T 15558.2-2023 ????????(PE)???? ?2??:??（中英文版） Buried polyethylene (PE) piping systems for gas use Part 2: Pipes |
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GB/T 15558.1-2023 ????????(PE)???? ?1??:??（中英文版） Buried polyethylene (PE) piping systems for gas use Part 1: General principles |
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GB/T 26215-2023 ?????????????????????（中英文版） Capacitors for converter valve damping and absorption circuits in high-voltage direct current transmission systems |
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GB/T 28398-2023 ????????????（中英文版） Standards for statistics on energy consumption of coal enterprises |
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GB/T 19494.3-2023 ??????? ?3??:??????????（中英文版） Mechanized sampling of coal Part 3: Determination of precision and bias testing |
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