標準編號:	GB/T 1192-2017
中文名稱:	農業輪胎技術條件
英文名稱:	Technical specification of agricultural tyres
中標分類:	G41    輪胎
行業分類:	GB    國家標準
ICS分類:	83.160.30 83.160.30    農業機械用輪胎 83.160.30
發布機構:	中華人民共和國國家質量監督檢驗檢疫總局 中國國家標準化管理委員會
發布日期:	2017-11-01
實施日期:	2018-9-1
標準狀態:	valid
替代舊標準:	GB/T 1192-2008 農業輪胎技術條件
翻譯語言:	英文
文件格式:	PDF
中文字符數:	7000 字
翻譯價格(元):	420.0
交付時間:	付款后 1 個工作日

Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative. This standard is developed in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 1192-2008 Technical specification of agricultural tyres, and the following main technical changes have been made with respect to GB/T 1192-2008. ——The physical and mechanical performance index of the cover of agricultural radial tyre has been added (see Table 1 herein). ——Endurance requirements for agricultural radial tyres have been added (see 4.4 herein). ——The framework material code in 6.1d) has been deleted (see 6.1.1 of Edition 2008); This standard was proposed by the China Petroleum and Chemical Industry Association. This standard is under the jurisdiction of National Technical Committee on Tyres and Rims of Standardization Administration of China (SAC/TC 19). The previous editions of the standard replaced by this standard are as follows: ——GB/T 1192-1974, GB/T 1192-1991, GB/T 1192-1999 and GB/T 1192-2008. Technical specification of agricultural tyres 1 Scope This standard specifies the terms and definitions, requirements, test methods, marking and packaging of agricultural tyres. This standard is applicable to new pneumatic tyres (including covers and flaps) for agricultural and forestry tractors and machinery. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced documents (including any amendments) applies. GB/T 519 Test methods for measuring physical properties of pneumatic tyres GB/T 521 Test method of measuring peripheral dimensions for tyres GB/T 528 Rubber, vulcanized or thermoplastic — Determination of tensile stress-strain properties GB/T 531 Rubber — Determination of indentation hardness by means of pocket hardness meters GB/T 532 Rubber vulcanized or thermoplastic — Determination of adhesion to textile fabric GB/T 1689 Rubber vulcanized — Determination of abrasion resistance (Akron machine) GB/T 2979 Series of agricultural tyres GB/T 6326 Tyre terms and definitions GB/T 14828 Testing methods of traction performance for agricultural tyres GB/T 34823 Endurance test method for agricultural tyres HG/T 2177 Appearance quality of tyres HG/T 2444 Agricultural tire abrasion resistance test methods — Double drum method 3 Terms and definitions For the purposes of this standard, the terms and definitions given in GB/T 6326 apply. 4 Requirements 4.1 The size designation, inflation pressure and load capacity for tyres should meet the requirements in GB/T 2979. 4.2 The physical and mechanical properties of tyres shall meet those specified in Table 1. Table 1 Physical and mechanical performance index of tyre Item Index Diagonal tyre cover Agricultural radial tyre cover Flap Tensile strength/MPa ≥15.5a ≥16.0a ≥6.5 Elongation at break/% ≥450 (420)a ≥450a ≥350 Hardness (Shore A)/Degree 55~70a 55~70a — Abrasion value (Akron)/cm3 ≤0.4a ≤0.38a — Adhesion strength between tread compound/buffer compound and buffer ply/(kN/m) ≥7.8 (6.8) — Adhesion strength between tread compound/buffer compound and ply/(kN/m) ≥6.8 (5.8) Adhesion strength between buffer ply and ply/(kN/m) ≥4.8 Adhesion strength between plies/(kN/m) Adhesion strength between sidewall rubber and ply/(kN/m) ≥5.5 (4.8) ≥6.0 Adhesion strength between tread compound and belt/(kN/m) — ≥ 8.0 Adhesion strength between belt and ply/(kN/m) ≥7.0 Adhesion strength between belts/(kN/m) ≥7.0 Note: Data in brackets apply to animal tyres. a Refers to tread compound. 4.3 The appearance quality of tyres shall meet the requirements of HG/T 2177. 4.4 After endurance test of tyre, in appearance inspection, the tyre shall be free of defects such as (tread, sidewall, ply, inner liner, breaker and bead) separation, ply cracking, cords separation, cords break, chunking, open splice, chap and carcass abnormal deformation. 5 Test method 5.1 The overall diameter and section width of the tyre after inflation shall be measured according to GB/T 521. 5.2 Tensile strength and elongation at break of tread compound of cover shall be sampled according to GB/T 519 and tested with Type 2 cutter according to GB/T 528. 5.3 The hardness of tread compound of cover shall be determined according to GB/T 531. 5.4 The wear amount of tread compound of cover shall be sampled according to GB/T 519 and tested according to GB/T 1689. 5.5 The adhesion strength of each part of the cover shall be sampled according to GB/T 519 and tested according to GB/T 532. 5.6 Tyres may be tested for traction performance according to GB/T 14828. 5.7 Tyres may be tested for wear resistance according to HG/T 2444. 5.8 The endurance test of agricultural radial tyre shall be carried out according to GB/T 34823.

Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Requirements 5 Test method 6 Marking and packaging

ICS 83.160.30 G 41 GB 中華人民共和國國家標準 GB/T 1192—2017 代替GB/T 1192—2008 農業輪胎技術條件 Technical specification of agricultural tyres 2017-11-01發布 2018-09-01實施 中華人民共和國國家質量監督檢驗檢疫總局 中國國家標準化管理委員會 發布 前 言 本標準按照GB/T 1.1—2009給出的規則起草。 本標準代替GB/T 1192—2008《農業輪胎技術條件》，與GB/T 1192—2008相比，主要技術差異如下： ——增加了農業子午胎輪胎外胎物理機械性能指標(見表1)。 ——增加了農業子午胎輪胎耐久性能要求(見4.4)。 ——刪除了6.1d)骨架材料代號(見2008年版的6.1.1)。 本標準由全國石油化學工業聯合會提出。 本標準由全國輪胎輪輞標準化技術委員會(SAC/TC 19)歸口。 本標準所代替標準的歷次版本發布情況為： ——GB/T 1192—1974、GB/T 1192—1991、GB/T 1192—1999、GB/T 1192—2008。 農業輪胎技術條件 1 范圍 本標準規定了農業輪胎的術語和定義、要求、試驗方法、標志和包裝。 本標準適用于農林拖拉機和機械用新的充氣輪胎(包括外胎和墊帶)。 2 規范性引用文件 下列文件對于本文件的應用是必不可少的。凡是注日期的引用文件.僅注日期的版本適用于本文件。凡是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/T 519 充氣輪胎物理性能試驗方法 GB/T 521 輪胎外緣尺寸測量方法 GB/T 528 硫化橡膠或熱塑性橡膠 拉伸應力應變性能的測定 GB/T 531 橡膠袖珍硬度計壓入硬度試驗方法 GB/T 532 硫化橡膠或熱塑性橡膠與織物粘合度的測定 GB/T 1689 硫化橡膠耐磨性能的測定(用阿克隆磨耗機) GB/T 2979 農業輪胎系列 GB/T 6326 輪胎術語及其定義 GB/T 14828 農業輪胎牽引性能試驗方法 GB/T 34823 農業輪胎耐久性能試驗方法 HG/T 2177 輪胎外觀質量 HG/T 2444 農業輪胎耐磨耗性能試驗方法 雙轉鼓法 3 術語和定義 GB/T 6326界定的術語和定義適用于本文件。 4 要求 4.1 輪胎規格尺寸、氣壓與負荷宜符合GB/T 2979的規定。 4.2 輪胎的物理機械性能應符合表1的規定。 表1 輪胎的物理機械性能指標 項目 指標 斜交胎外胎 農業子午胎外胎 墊帶 拉伸強度/MPa ≥15.5a ≥16.0a ≥6.5 拉斷伸長率/% ≥450(420)a ≥450a ≥350 硬度(紹爾A)/度 55～70a 55～70a — 磨耗量(阿克隆)/cm3 ≤0.4a ≤0.38a — 胎面膠/緩沖膠與緩沖簾布層粘合強度/(kN/m) ≥7.8(6.8) — 胎面膠/緩沖膠與簾布層粘合強度/(kN/m) ≥6.8(5.5) 緩沖簾布與簾布層粘合強度/(kN/m) ≥4.8 簾布層間粘合強度/(kN/m) 胎側膠與簾布層粘合強度/(kN/m) ≥5.5(4.8) ≥6.0 胎面膠與帶束層粘合強度/(kN/m) — ≥8.0 帶束層與簾布層粘合強度/(kN/m) ≥7.0 帶束層間粘合強度/(kN/m) ≥7.0 注：括號內的數據適用于畜力輪胎。 a 指胎面膠。 4.3 輪胎的外觀質量應符合HG/T 2177的規定。 4.4 輪胎經耐久性能試驗后，外觀檢查不應有(胎面、胎側、簾布層、氣密層、緩沖層、胎圈)脫層、簾布層裂縫、簾線剝離、簾線斷裂、崩花、接頭裂開、龜裂以及胎體異常變形等缺陷。 5 試驗方法 5.1 輪胎充氣后的外直徑、斷面寬度按GB/T 521進行測定。 5.2 外胎胎面膠的拉伸強度和拉斷伸長率，按GB/T 519規定取樣，按GB/T 528用2型裁刀進行試驗。 5.3 外胎胎面膠的硬度按GB/T 531進行測定。 5.4 外胎胎面膠的磨耗量按GB/T 519規定取樣，按GB/T 1689進行試驗。 5.5 外胎各部件的粘合強度按GB/T 519規定取樣，按GB/T 532進行試驗。 5.6 輪胎可依據GB/T 14828進行牽引性能試驗。 5.7 輪胎可依據HG/T 2444進行耐磨性能試驗。 5.8 農業子午線輪胎按照GB/T 34823進行耐久性能試驗。 6 標志和包裝 6.1 標志 6.1.1 每條外胎胎側上應有a)～h)項的標志，如果是無內胎輪胎還應該有i)項標志，每條墊帶上應有a)，b)和g)項的標志： a) 規格； b) 商標、制造商名稱或產地； c) 速度符號或最高速度、氣壓、層級或負荷指數或負荷能力； d) 輪胎行駛方向標志(外胎胎面花紋有行駛方向的)； e) 測量輪輞； f) 花紋分類代號； g) 生產編號； h) 檢查標記； i) 無內胎輪胎上應注明：“無內胎”或“Tubeless”字樣。 6.1.2 外胎上a)～f)、i)項為模刻標志，g)應為永久性標志，h)標志可為水洗不掉的標志。 6.2 包裝 配套的輪胎宜將內胎和墊帶裝在外胎內，使內胎中有一定的氣壓，并使其與外胎的內緣相接觸，再捆綁兩處以上(需要特殊包裝除外)。