JB/T 53156-1999
Powder Ordinary Insulated Storage Tank Product Quality Grading (Internal Use)
粉末普通绝热贮槽 产品质量分等 （内部使用）
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 产品质量分等 → 4 试验方法 → 5 抽样方法 → 6 等级评定办法 Foreword → 1 Scope → 2 Normative References → 3 Product Quality Grading → 4 Test Methods → 5 Sampling Methods → 6 Grade Evaluation Methods
Scope
This standard specifies the product quality grading, test methods, sampling methods, and grade evaluation methods for powder ordinary insulated storage tanks (referred to as storage tanks) storing cryogenic liquids (liquid oxygen, liquid nitrogen). This standard applies to the evaluation of product quality grades of storage tanks.
本标准规定了贮存低温液体（液氧、液氮）的粉末普通绝热贮槽（简称贮槽）的产品质量分等、试验方法、抽样方法及等级评定办法。本标准适用于贮槽的产品质量等级的评定。
Normative References
Keywords
Application Summary AI generated
This standard is used by manufacturers and quality inspection departments of powder ordinary insulated storage tanks. It helps classify products into quality grades (qualified, first-class, premium) to ensure performance meets cryogenic liquid storage requirements. By specifying key indicators like evaporation rate, it enhances product reliability and market competitiveness.
该标准由哈尔滨制氧机厂等起草，主要用于粉末普通绝热贮槽的生产企业和质量检验部门。它帮助企业对贮槽进行质量等级划分（合格品、一等品、优等品），确保产品性能满足低温液体储存要求。该标准通过规范蒸发率等关键指标，提升了贮槽产品的可靠性和市场竞争力。
AI Summary AI generated
This standard JB/T 53156-1999 specifies product quality grading, test methods, sampling, and grade evaluation for powder ordinary insulated storage tanks (for liquid oxygen and liquid nitrogen). Tank quality must comply with JB/T 9077 and is divided into qualified, first-class, and premium grades. Key indicators include daily evaporation rates for liquid oxygen and liquid nitrogen, with specific limits for different volumes and types. Tests follow JB/T 3356.1, sampling is at the user site, and grading is based on the lowest item.
本标准JB/T 53156-1999规定了粉末普通绝热贮槽（用于液氧、液氮）的产品质量分等、试验方法、抽样及等级评定。贮槽质量需符合JB/T 9077，按质量水平分为合格品、一等品和优等品。关键指标包括液氧和液氮的日蒸发率，不同容积和型式有具体限值。试验按JB/T 3356.1进行，抽样在用户现场进行，等级按最低项定级。
Key Sentences extracted from text
本标准规定了贮存低温液体（液氧、液氮）的粉末普通绝热贮槽（简称贮槽）的产品质量分等、试验方法、抽样方法及等级评定办法。
贮槽的产品质量应符合JB/T 9077 的规定，按其质量水平和使用价值，分为合格品、一等品和优等品三个等级。
用户评价贮槽工作安全、可靠，能满足使用要求。
用户评价贮槽质量与国际同类产品的先进水平相当，产品在国际市场上有竞争力。
所有检测项目达到的等级不同时，按最低项质量等级指标定级。
This standard specifies the product quality grading, test methods, sampling methods, and grade evaluation methods for powder ordinary insulated storage tanks (referred to as storage tanks) storing cryogenic liquids (liquid oxygen, liquid nitrogen).
The product quality of storage tanks shall comply with the provisions of JB/T 9077, and according to their quality level and use value, they are divided into three grades: qualified product, first-class product, and premium product.
Users evaluate that the storage tank works safely and reliably and can meet the use requirements.
Users evaluate that the storage tank quality is comparable to the advanced level of similar international products, and the product is competitive in the international market.
When the levels reached by all test items are different, the grade shall be determined according to the quality level index of the lowest item.
Standard Timeline
Changes from replaced version:
- 表1中液氮蒸发率分等指标有部分改变
- Partial changes to the grading indicators for liquid nitrogen evaporation rate in Table 1