Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
T/DGGC 003-2020 Full face tunnel boring machine remanufacturing—Management requirements for enterprise $105.00 via email in 1~3 business day valid
T/DGGC 004-2020 Full face tunnel boring machine remanufacturing—Quality control requirements $315.00 via email in 1~5 business day valid
T/DGGC 005-2020 Full face tunnel boring machine remanufacturing—Testing and evaluation $495.00 via email in 1~5 business day valid
T/DGGC 006-2020 Full face tunnel boring machine remanufacturing—Cutter head $165.00 via email in 1~3 business day valid
T/DGGC 007-2020 Full face tunnel boring machine remanufacturing—Main bearing $225.00 via email in 1~3 business day valid
T/DGGC 008-2020 Full face tunnel boring machine remanufacturing—Screw conveyor $165.00 via email in 1~3 business day valid
T/DGGC 009-2020 Full face tunnel boring machine remanufacturing—Reducer $165.00 via email in 1~3 business day valid
T/DGGC 011-2023 Skill appraisal code for shield machine operator $255.00 via email in 1~3 business day valid
T/DGGC 014-2023 Technical requirements for shield tunneling machine selection and configuration $225.00 via email in 1~3 business day valid
T/DGGC 015-2022 Technical standard for installation,debugging and acceptance of shield machine $375.00 via email in 1~5 business day valid
T/DGGC 020-2023 Technical specification for the shield machines disassembly $165.00 via email in 1~3 business day valid
T/DGGC 022-2023 Technical specifications for maintenance and repair of shield tunneling machines $255.00 via email in 1~3 business day valid
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