標準編號:	GB/T 39733-2024
中文名稱:	再生鋼鐵原料
英文名稱:	Recycling iron-steel materials
行業分類:	GB    國家標準
發布機構:	國家市場監督管理總局 國家標準化管理委員會
發布日期:	2024-11-28
實施日期:	2025-6-1
標準狀態:	to be valid
替代舊標準:	GB/T 39733-2020 再生鋼鐵原料
翻譯語言:	英文
文件格式:	PDF
中文字符數:	29000 字
翻譯價格(元):	2030.0
交付時間:	付款后 1~5 個工作日

GB/T 39733-2024 Recycling iron-steel materials 1 Scope This standard specifies the classification, technical requirements, inspection methods, acceptance rules, transportation and quality certificate of recycling iron-steel materials. This document is applicable to the processing and inspection of recycling iron-steel materials used as iron furnace burden raw materials in iron-making, steel-making, casting and iron alloy smelting. 2 Normative references The following normative documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB 5085.1 Identification standards for hazardous wastes - Identification for corrosivity GB 5085.2 Identification standards for hazardous wastes - Screening test for acute toxicity GB 5085.3 Identification standards for hazardous wastes - Identification for extraction toxicity GB 5085.4 Identification standards for hazardous wastes - Identification for ignitability GB 5085.5 Identification standards for hazardous wastes - Identification for reactivity GB 5085.6 Identification standards for hazardous wastes- Identification for toxic substance content GB 5085.5 Identification standards for hazardous wastes - Identification for reactivity GB/T5202 Radiation protection instrumentation - ?Alpha, beta and alpha/beta (beta energy >60keV) contamination meters and monitors GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 12162.3 X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy - Part 3: Calibration of area and personal dosemeters and the measurement of their response as a function of energy and angle of incidence GB 18871 Basic standards for protection against ionizing radiation and for the safety of radiation sources HI 298 Technical specifications on identification for hazardous waste SN/T 0570 Rules for the inspection of radioactive contamination of imported recycling materials 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 recycling raw materials iron-steel products or scraps that have lost their original use value or have been abandoned although have not lost their use value 3.2 recycling iron-steel materials raw material that can be directly used as iron resources in the furnace after classification and processing of recycling raw materials 3.3 radioactive materials radioactive substances or radioactive sources contained in recycling iron-steel materials 3.4 explosive materials materials carried by recycling iron-steel materials, such as weapons, ammunition, inflammable and explosive materials, explosives, etc. 3.5 carried-waste non-metallic substance mixed into recycling iron-steel raw materials during production, collection, packaging and transportation, including wood waste, waste paper, waste plastics, waste rubber, waste glass and stones, but excluding packaging materials and other substances used in transportation 3.6 non-ferrous metal substances non-ferrous metal substances that are inevitably contained in the processing of recycling iron-steel raw materials, such as copper, aluminum, ferroalloys, etc. 3.7 physical quantities of recycling iron-steel materials ratio of the metallic content, after the removal of inclusions and non-ferrous metallic substances from a unit mass sample, to the original sample mass Note: Expressed as mass fraction. 3.8 bulk density mass of recycling iron-steel materials per cubic meter 3.9 size physical dimensions (i.e. length, width, height, thickness or diameter) of recycling iron-steel materials Note: Generally, millimeters are used as the unit of measurement. 3.10 dismantling processing which is used to decompose the recycling raw materials into a certain size, so that the recycling iron-steel materials are suitable for transportation, production and use 3.11 sorting process of classifying, screening or magnetically separating recycling raw materials according to chemical composition, physical specifications, uses and other requirements to separate them from other substances into specific types of recycling iron-steel raw materials 3.12 cutting process of cutting or shearing the recycling raw materials to become recycling iron-steel materials with size meeting requirements 3.13 shredding process of processing recycling raw materials into crushed recycling iron-steel raw materials using professional equipment 3.14 bundling process of pressing and molding the recycling raw materials into bundled recycling iron-steel materials by professional equipment 4 Classification 4.1 Categories and codes Recycling iron-steel materials may be classified into seven categories according to their shapes or chemical compositions through different processing methods, i.e.: heavy recycling iron-steel raw materials, medium recycling iron-steel raw materials, light recycling iron-steel raw materials, crushed recycling iron-steel raw materials, bundled recycling iron-steel raw materials, alloy recycling iron-steel materials and cast recycling iron-steel materials.

Contents 1 Scope 2 Normative references 3 Terms and definitions 4 Classification 5 Technical requirements 6 Test method 7 Acceptance rules 8 Transport and quality certificate Annex A (Informative) Typical photos of recycling iron-steel materials Annex B (Informative) Characteristic attributes of recycling iron-steel materials Annex C (Normative) Test methods for radioactive contamination Annex D (Informative) Standard for analytical methods of steel products Bibliography

再生鋼鐵原料 1 范圍 本文件規定了再生鋼鐵原料的分類、技術要求、檢驗方法、驗收規則、運輸和質量證明書。 本文件適用于煉鐵、煉鋼、鑄造及鐵合金冶煉時作為鐵索爐料原料使用的再生鋼鐵原料的加工和檢驗。 2 規范性引用文件 下列文件中的內容通過文中的規范性引用而構成本文件必不可少的條款。其中,注日期的引用文件，僅該日期對應的版本適用于本文件；不注日期的引用文件，其最新版本(包括所有的修改單)適用于本文件。 GB 5085.1 危險廢物鑒別標準 腐蝕性鑒別 GB 5085.2 危險廢物鑒別標準 急性毒性初篩 GB 5085.3 危險廢物鑒別標準 浸出毒性鑒別 GB 5085.4 危險廢物鑒別標準 易燃性鑒別 GB 5085.5 危險廢物鑒別標準 反應性鑒別 GB 5085.6 危險廢物鑒別標準 毒性物質含量鑒別 GB 5085.7 危險廢物鑒別標準 通則 GB/T5202 輻射防護儀器 ?α、β和α/β(β能量大于 60 keV)污染測量儀與監測儀 GB/T 8170 數值修約規則與極限數值的表示和判定 GB/T 12162.3 用于校準劑量儀和劑量率儀及確定其能量響應的 X 和Y參考輻射 第3 部分場所劑量儀和個人劑量計的校準及其能量響應和角響應的測定 GB 18871 電離輻射防護與輻射源安全基本標準 HI 298 危險廢物鑒別技術規范 SN/T 0570 進口再生原料放射性污染檢驗規程 3 術語和定義 下列術語和定義適用于本文件。 3.1 回收料 recycling raw materials 喪失原有利用價值或者雖未喪失利用價值但被拋棄或者放棄的鋼鐵制品或鋼鐵碎料。 3.2 再生鋼鐵原料 recycling iron-steel materials 回收料經過分類及加工處理, 可以作為鐵素資源直接入爐使用的原料。 3.3 放射性污染物 radioactive materials 再生鋼鐵原料中含有的放射性物質或放射源。 3.4 爆炸性物品 explosive materials 再生鋼鐵原料夾帶的武器彈藥、易燃易爆品、爆炸物等物品。 3.5 夾雜物 carried-waste 在生產、收集、包裝和運輸過程中混入再生鋼鐵原料中的非金屬物質, 包括木廢料、廢紙、廢塑料、廢橡膠、廢玻璃、石塊, 但不包括包裝物及在運輸過程中使用的其他物質。 3.6 非鋼鐵金屬物質non-ferrous metal substances 再生鋼鐵原料加工過程中, 不可避免含有的非鐵素金屬物質, 如銅、鋁、鐵合金等。 3.7 再生鋼鐵原料鋼鐵實物量 physical quantities of recycling iron-steel materials 單位質量的樣品, 去除夾雜物、非鋼鐵金屬物質后的金屬實物量占原樣品質量的比值。 注: 以質量分數表示。 3.8 堆密度bulk density 每立方米再生鋼鐵原料的質量。 3.9 物理規格 size 再生鋼鐵原料外觀(長度、寬度、高度、厚度或直徑)的物理尺寸。 注: 一般以毫米作為計量單位。 3.10 拆解dismantling 將回收料分解為一定尺寸, 使再生鋼鐵原料適合于運輸、生產使用的加工工藝過程。 3.11 分揀 sorting 將回收料按化學成分、物理規格、用途等要求分類篩選或磁選, 以 與其他物質分離成為特定類別的再生鋼鐵原料的過程。 3.12 剪切 cutting 將回收料經過切割或剪斷, 成為物理規格符合要求的再生鋼鐵原料的工藝過程。 3.13 破碎 shredding 將回收料使用專業設備加工成為破碎型再生鋼鐵原料的工藝過程。 3.14 打包bundling 將回收料使用專業設備壓制成型成為包塊型再生鋼鐵原料的工藝過程。 4 分類 4.1 類別與代號 再生鋼鐵原料通過不同的加工方式, 按外形或化學成分分為7大類。分別為: 重型再生鋼鐵原料、中型再生鋼鐵原料、小型再生鋼鐵原料、破碎型再生鋼鐵原料、包塊型再生鋼鐵原料、再生合金鋼原料、再生鑄鐵原料。