2021 year China issued GB standards list |
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GB/T 22888-2021 Leather - Physical and mechanical tests - Determination of cold crack temperature of surface coatings
皮革 物理和机械试验 表面涂层低温脆裂温度的测定 |
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GB/T 28267.1-2021 Steel cord conveyor belts—Part 1:Design,dimensions and mechanical requirements for conveyor belts for general use
钢丝绳芯输送带 第1部分：普通用途输送带的设计、尺寸和机械要求 |
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GB/T 39741.2-2021 Plain bearings—Tolerances—Part 2：Tolerances on geometrical characteristics and surface roughness for shafts and thrust collars
滑动轴承 公差 第2部分：轴和止推轴肩的几何公差及表面粗糙度 |
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GB/T 39743-2021 Plain bearings—Thermoplastic bushes—Dimensions and tolerance
滑动轴承 热塑性塑料轴套 尺寸与公差 |
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GB/T 39744-2021 General requirements of mechanical product electronic manual based on three-dimensional model
基于三维模型的机械产品电子手册编制通用要求 |
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GB/T 22459.8-2021 Refractory mortars-Part 8:Determination of bleeding
耐火泥浆 第8部分：泌水性试验方法 |
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GB/T 39748.10-2021 Urine-absorbing aids for incontinence -- Test methods for characterizing polymer-based absorbent materials -- Part 10: Determination of extractable polymer content by potentiometric titration
失禁用尿吸收辅助器具 聚合物基质吸液材料特性的测定方法 第10部分：电位滴定法测定可萃取聚合物量 |
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GB/T 39748.11-2021 Urine-absorbing aids for incontinence—Test methods for characterizing polymer-based absorbent materials—Part 11:Determination of content of respirable particles
失禁用尿吸收辅助器具 聚合物基质吸液材料特性的测试方法 第11部分：可吸入颗粒含量的测定 |
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GB/T 17934.2-2021 Graphic technology—Process control for the production of half-tone colour separations,proof and production prints—Part 2:Offset lithographic processes
印刷技术 网目调分色版、样张和生产印刷品的加工过程控制 第2部分：平版胶印 |
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GB/T 17751-2021 Survey-evaluation method of energy utilization for transport ships
运输船舶能源利用监测评价方法 |
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GB/T 39748.7-2021 Urine-absorbing aids for incontinence—Test methods for characterizing polymer-based absorbent materials—Part 7:Gravimetric determination of absorption under pressure
失禁用尿吸收辅助器具 聚合物基质吸液材料特性的测试方法 第7部分：称重法测定压力作用下的吸液量 |
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GB/T 39748.9-2021 Urine-absorbing aids for incontinence—Test methods for characterizing polymer-based absorbent materials—Part 9:Gravimetric determination of density
失禁用尿吸收辅助器具 聚合物基质吸液材料特性的测试方法 第9部分：称重法测定密度 |
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GB/T 16754-2021 Safety of machinery—Emergency stop function—Principles for design
机械安全 急停功能 设计原则 |
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GB/T 39598-2021 A guide to the limited quantity in indoor loading for wood-based panel based on its ultimate formaldehyde emission
基于极限甲醛释放量的人造板室内承载限量指南 |
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GB/T 39832-2021 Gardening machinery—Powered material-collecting systems—Safety
园艺机械 物料动力收集装置 安全 |
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GB/T 40061-2021 Technical specification for liquid hydrogen production system
液氢生产系统技术规范 |
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GB/T 39841-2021 Ultrasonic gas meters
超声波燃气表 |
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GB/T 39840-2021 LTE-based broadband trunking communication (B-TrunC) system—Test methods for interface (Phase 1)—Air interface
基于LTE技术的宽带集群通信（B-TrunC）系统 接口测试方法（第一阶段） 空中接口 |
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GB/T 39836-2021 Test methods for slagging indexes in coal combustion
煤的燃烧结渣指数测定方法 |
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GB/T 34520.9-2021 Test methods of continuous silicon carbide fibers - Part 9: Carbon content
连续碳化硅纤维测试方法 第9部分：碳含量 |
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