JB/T 51199-1999
Grain Drill - Product Quality Grading (Internal Use)
谷物播种机 产品质量分等（内部使用）
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 质量指标 → 4 检验方法 → 5 检验规则 Foreword → 1 Scope → 2 Normative References → 3 Quality Indicators → 4 Test Methods → 5 Inspection Rules
Scope
This standard specifies the quality indicators, test methods and inspection rules for three product grades of grain drills: qualified product, first-grade product and superior product. This standard applies to the product quality grading of grain drills with fluted-wheel seed metering devices (hereinafter referred to as grain drills), and other types of drills may refer to it for implementation.
本标准规定了谷物播种机合格品、一等品、优等品三个产品等级的质量指标、试验方法和检验规则。本标准适用于排种器为槽轮式的谷物播种机（以下简称谷物条播机）产品质量分等，其他型式的条播机可参照执行。
Normative References
Keywords
Application Summary AI generated
Manufacturers and quality inspection agencies of grain drills use this standard to evaluate product quality grades. They classify products based on the specified quality indicators and inspection rules to ensure compliance with performance and safety requirements. This standard is important for regulating the grain drill market and improving product quality.
谷物播种机制造商和质检机构使用该标准来评定产品的质量等级。他们依据标准中的质量指标和检验规则，对产品进行分等定级，以确保产品达到相应的性能和安全要求。该标准对于规范谷物播种机市场、提升产品质量具有重要意义。
AI Summary AI generated
This standard JB/T 51199-1999 specifies the product quality grading requirements for grain drills with fluted-wheel seed metering devices, covering three grades: qualified, first-grade, and superior. It details quality indicators such as seeding uniformity, sowing evenness, depth qualification rate, fertilizer application performance, operational reliability, and safety requirements, along with corresponding test methods and inspection rules. The standard applies to quality assessment of grain drills, with other types of drills allowed to refer to it.
本标准JB/T 51199-1999规定了谷物播种机（槽轮式排种器）的产品质量分等要求，包括合格品、一等品和优等品三个等级。标准详细列出了质量指标，如排种一致性、播种均匀性、播深合格率、排肥性能、使用可靠性及安全要求等，并规定了相应的试验方法和检验规则。该标准适用于谷物条播机的质量评定，其他型式条播机可参照执行。
Key Sentences extracted from text
本标准规定了谷物播种机合格品、一等品、优等品三个产品等级的质量指标、试验方法和检验规则。
本标准适用于排种器为槽轮式的谷物播种机（以下简称谷物条播机）产品质量分等，其他型式的条播机可参照执行。
在小麦播量为150~180 kg/ hm2 时，其播种作业质量应符合表1 规定。
产品设计结构应合理，保证操作人员按制造厂规定的使用说明书操作和保养时没有危险。
采用随机抽样，在工厂近6 个月生产的产品中随机抽取[在工厂抽样时，整机库存量应不少于16 台（套），在销售部门可不受此限]，抽取的样品应是相应等级的合格品。
This standard specifies the quality indicators, test methods and inspection rules for three product grades of grain drills: qualified product, first-grade product and superior product.
This standard applies to the product quality grading of grain drills with fluted-wheel seed metering devices (hereinafter referred to as grain drills), and other types of drills may refer to it for implementation.
When the wheat seeding rate is 150~180 kg/hm², the seeding operation quality shall comply with the provisions of Table 1.
The product design structure shall be reasonable to ensure that there is no danger when the operator operates and maintains according to the manufacturer's specified instruction manual.
Random sampling shall be adopted, and samples shall be randomly selected from products manufactured in the factory within the last 6 months [when sampling in the factory, the inventory of complete machines shall be no less than 16 units (sets), and this restriction may be exempted at sales departments]; the selected samples shall be qualified products of the corresponding grade.
Standard Timeline
Changes from replaced version:
- 进一步明确了适用范围
- 增加了安全方面的内容
- 对不合格分类进行了适当的调整
- Further clarified the scope of application
- Added safety-related content
- Made appropriate adjustments to the classification of nonconformities