China National Standards

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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "et" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 7399-1987 Helical-scan video tape cassette system using 12.65 mm magnetic tape on type VHS
    VHS 型12.65 mm螺旋扫描盒式磁带录像系统
    China National Standards
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    English PDF
    GB/T 7395-1987 Test methods of 600~9600 bit/s baseband modem
    600~9600 bit/s基带调制解调器的测量方法
    China National Standards
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    English PDF
    GB/T 7393-1987 Basic size of outlet of cable distribution systems intended for sound and television signals
    声音和电视信号的电缆分配系统输出口基本尺寸
    China National Standards
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    GB/T 7372-1987 Dichlorodifluoromethane for industrial uses
    工业用二氟二氯甲烷 (F12)
    China National Standards
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    GB/T 7371-1987 Trichloromonofluoromethane for industrial uses
    工业用一氟三氯甲烷 (F11)
    China National Standards
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    GB/T 7494-1987 Water quality--Determination of anionic surfactants--Methylene blue spectrophotometric method
    水质 阴离子表面活性剂的测定 亚甲蓝分光光度法
    China National Standards
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    English PDF
    GB/T 7493-1987 Water quality--Determination of nitrogen(nitrite)--Spectrophotometric method
    水质 亚硝酸盐氮的测定 分光光度法
    China National Standards
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    English PDF
    GB/T 7492-1987 Water quality--Determination ofBHC and DDT--Gas chromatography
    水质 六六六、滴滴涕的测定 气相色谱法
    China National Standards
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    GB/T 7491-1987 Water quality--Determination of volatile phenolic compounds--After distillation with bromine method
    水质 挥发酚的测定 蒸馏后溴化容量法
    China National Standards
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    English PDF
    GB/T 7490-1987 Water quality--Determination of volatile phenolic compounds--After distillation by means of 4-AAP spectrophotometric method
    水质 挥发酚的测定 蒸馏后4-氨基安替比林分光光度法
    China National Standards
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    GB/T 7489-1987 Water quality--Determination of dissolved oxygen--Iodometric method
    水质 溶解氧的测定 碘量法
    China National Standards
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    GB/T 7488-1987 Water quality--Determination of biochemical oxygen demand after 5 days(BOD5)--Dilution and seeding method
    水质 五日生化需氧量(BOD5)的测定 稀释与接种法
    China National Standards
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    GB/T 7487-1987 Water quality--Determinationof cyanide--Part 2:Determination of cyanide
    水质 氰化物的测定 第二部分:氰化物的测定
    China National Standards
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    GB/T 7486-1987 Water quality--Determination of cyanide--Part 1:Determination of total cyanide
    水质 氰化物的测定 第一部分:总氰化物的测定
    China National Standards
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    GB/T 7485-1987 Water quality--Determination of total arsenic--Silver diethyldithiocarbamate spectrophotometricmethod
    水质 总砷的测定 二乙基二硫代氨基甲酸银分光光度法
    China National Standards
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    GB/T 7484-1987 Water quality--Determination of fluoride--Ion selective electrode method
    水质 氟化物的测定 离子选择电极法
    China National Standards
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    English PDF
    GB/T 7483-1987 Water quality--Determination of fluoride--Fluor reagent spectrophotometric
    水质 氟化物的测定 氟试剂分光光度法
    China National Standards
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    GB/T 7482-1987 Water quality--Determination of fluoride--Visual colorimetry with zirconium alizarinsulfonate
    水质 氟化物的测定 茜素磺酸锆目视比色法
    China National Standards
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    GB/T 7481-1987 Water quality--Determination of ammonium--Spectrophotometric method with salicylic acid
    水质 铵的测定 水杨酸分光光度法
    China National Standards
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    GB/T 7480-1987 Water quality--Determination of nitrate--Spectrophotometric method with phenol disulfonic acid
    水质 硝酸盐氮的测定 酚二磺酸分光光度法
    China National Standards
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    GB/T 7479-1987 Water quality--Determination of ammonium--Nessler’s reagent colorimetric method
    水质 铵的测定 纳氏试剂比色法
    China National Standards
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    GB/T 7478-1987 Water quality--Determination of ammonium--Distillation and titration method
    水质 铵的测定 蒸馏和滴定法
    China National Standards
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    GB/T 7477-1987 Water quality--Determination of thesum of calcium and magnesium--EDTA titrimetric method
    水质 钙和镁总量的测定 EDTA滴定法
    China National Standards
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    GB/T 7476-1987 Water quality--Determination of calcium--EDTA titrimetric method
    水质 钙的测定 EDTA滴定法
    China National Standards
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    GB/T 7475-1987 Water quality--Determination of copper, zinc, lead and cadmium--Atomic absorption spectrometry
    水质 铜、锌、铅、镉的测定 原子吸收分光光谱法
    China National Standards
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    GB/T 7474-1987 Water quality--Determination of copper--Sodium diethyldithiocabamate spectrophotometric method
    水质 铜的测定 二乙基二硫代氨基甲酸钠分光光度法
    China National Standards
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    GB/T 7473-1987 Water quality--Determination of copper--2,9-dimethy-1,10-phenanthroline spectrophotometric method
    水质 铜的测定 2,9-二甲基-1,10-菲啰啉分光光度法
    China National Standards
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    GB/T 7472-1987 Water quality--Determination of zinc--Spectrophotometric method with dithizone
    水质 锌的测定 双硫腙分光光度法
    China National Standards
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    GB/T 7471-1987 Water quality--Determination of cadmium--Spectrophotometric method with dithizone
    水质 镉的测定 双硫腙分光光度法
    China National Standards
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    GB/T 7470-1987 Water quality--Determination of lead--Spectrophotometric method with dithizone
    水质 铅的测定 双硫腙分光光度法
    China National Standards
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    GB/T 7469-1987 Water quality--Determination of the total mercury--Potassium permanganate-pootassium peralfate descomposed method--Dithizone spectrophotometric method
    水质 总汞的测定 高锰酸钾-过硫酸钾消解法 双硫腙分光光度法
    China National Standards
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    GB/T 7468-1987 Water quality--Determination oftotal mercury--Cold atomic absorption spectrophometry
    水质 总汞的测定 冷原子吸收分光光度法
    China National Standards
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    GB/T 7467-1987 Water quality--Determination of chromium(Ⅵ)--1,5 Diphenylcarbohydrazide spectrophotometric method
    水质 六价铬的测定 二苯碳酰二肼分光光度法
    China National Standards
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    GB/T 7466-1987 Water quality--Determination of total chromium
    水质 总铬的测定
    China National Standards
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    GB/T 7363-1987 Paraffin wax--Determination of polynuclear aromatics
    石蜡中稠环芳烃试验法
    China National Standards
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    GB/T 7343-1987 Methods of measurement of the suppresion characteristics of passive radio interference filters and suppression components over the frequency range of 10kHz to 30MHz
    10 kHz~30 MHz无源无线电干扰滤波器和抑制元件抑制特性的测量方法
    China National Standards
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    GB/T 7340-1987 Fixed resistors for use in electronic equipment--Part 6:Blank detail specification--Fixed resistor networks with individually measurable resistor of either different resistance values or different rated dissipations--Assessment level E
    电子设备用固定电阻器 第六部分:空白详细规范 阻值和功耗不同, 各电阻器可单独测量的固定电阻网络 评定水平 E (可供认证用)
    China National Standards
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    GB/T 7339-1987 Fixed resistors for use in electronic equipment--Part 6:Blank detail specification--Fixed resistor networks with individually measurable resistors, all of equal value and equal dissipation--Assessment level E
    电子设备用固定电阻器 第六部分:空白详细规范 阻值和功耗相同, 各电阻器可单独测量的固定电阻网络 评定水平 E (可供认证用)
    China National Standards
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    GB/T 7325-1987 Petroleum products--Lubricating greases and oils--Determination of evaporation loss
    润滑脂和润滑油蒸发损失测定法
    China National Standards
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    GB/T 7313-1987 Minimum performance requirements and methods of measurement for high fidelity loudspeaker systems
    高保真扬声器系统最低性能要求及测量方法
    China National Standards
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    GB/T 2019-1987 Fundamental parameters and technical requirements for audio tape recorders
    磁带录音机基本参数和技术要求
    China National Standards
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    GB/T 7265.2-1987 Test method for the complex permittivity of solid dielectric materials at microwave frequencies--Open cavity method
    固体电介质微波复介电常数的测试方法 开式腔法
    China National Standards
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    GB/T 7265.1-1987 Test method for complex permittivity of solid dielectric materials at microwave frequencies--Perturbation method
    固体电介质微波复介电常数的测试方法 微扰法
    China National Standards
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    GB/T 862.2-1987 Serrated lock washers external teeth
    外锯齿锁紧垫圈
    China National Standards
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    GB/T 862.1-1987 Lock washers external teeth
    外齿锁紧垫圈
    China National Standards
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    GB/T 861.2-1987 Serrated lock washers internal teeth
    内锯齿锁紧垫圈
    China National Standards
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    GB/T 861.1-1987 Lock washers internal teeth
    内齿锁紧垫圈
    China National Standards
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    GB/T 7964-1987 Sintered metal materials (excluding hardmetal)--Tension testing at room temperature
    烧结金属材料(不包括硬质合金) 室温拉伸试验
    China National Standards
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    GB/T 7963-1987 Sintered metal materials (excluding hardmetal)--Tensile test pieces
    烧结金属材料(不包括硬质合金) 拉伸试样
    China National Standards
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    GB/T 7166-1987 In-core temperature orprimary envelope temperature measurements in nuclear power reactor--Characteristics and test methods
    核动力堆堆芯或堆主包壳内温度测量特性和测试方法
    China National Standards
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    GB/T 7146-1986 Methods of sampling and sample preparation ofantimony ores in bags
    袋装锑矿石取样、制样方法
    China National Standards
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    GB/T 7130-1986 Determination of free phenols in phenol-formaldehyde mouldings--Iodometric method
    酚醛模塑制品中游离酚的测定 碘量法
    China National Standards
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    GB/T 7017-1986 Method of measurement of non-linearity in resistors
    电阻器非线性测量方法
    China National Standards
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    GB/T 7016-1986 Method of measurement of current noise generated in fixed resistors
    固定电阻器电流噪声测量方法
    China National Standards
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    GB/T 5080.7-1986 Equipment reliability testing--Compliance test plans for failure rate and mean time between failures assuming constant failure rate
    设备可靠性试验 恒定失效率假设下的失效率与平均无故障时间的验证试验方案
    China National Standards
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    GB 6989-1986 Diagnostic criteria and principle of treatment for chronic methyl-mercury poisoning caused by water pollution
    水体污染慢性甲基汞中毒诊断标准及处理原则
    China National Standards
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    GB/T 6974.16-1986 Lifting appliances--Vocabulary--Metallurgy cranes
    起重机械名词术语 冶金起重机
    China National Standards
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    GB/T 6921-1986 Determination of the concentration of airborne particulate matters
    大气飘尘浓度测定方法
    China National Standards
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    GB/T 6920-1986 Water quality--Determination of pH value--Glass electrode method
    水质 pH值的测定 玻璃电极法
    China National Standards
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    GB/T 6885-1986 Hardmetals--Sampling and testing of mixed powder
    硬质合金 混合粉取样和试验方法
    China National Standards
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    GB/T 6843-1986 Method for determining the coating melting point of photographic materials
    感光材料涂层熔点测定方法
    China National Standards
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    GB/T 6768-1986 Methods of analysing microquantity of uranium in water
    水中微量铀分析方法
    China National Standards
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    GB/T 6766-1986 Radiochemical analysis of strontium-90 in water--Extraction chromatography by di-(2-ethylhexyl) phosphori acid
    水中锶-90 放射化学分析方法 二-(2-乙基己基) 磷酸萃取色层法
    China National Standards
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    GB/T 6753.3-1986 Methods of test for package stability of paints
    涂料贮存稳定性试验方法
    China National Standards
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    GB/T 6753.2-1986 Paints and varnishes--Surface-drying test--Ballotini method
    涂料表面干燥试验 小玻璃球法
    China National Standards
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    GB/T 5211.13-1986 Determination of acidity or alkalinity of theaqueous extract of pigments
    颜料水萃取液酸碱度的测定
    China National Standards
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    GB/T 1717-1986 Determination of pH value of an aqueous suspension of pigments
    颜料水悬浮液pH值的测定
    China National Standards
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    GB/T 6730.8-1986 Methods for chemical analysis of iron ores--The potassium dichromate volumetric method for the determination of iron (Ⅱ)content
    铁矿石化学分析方法 重铬酸钾容量法测定亚铁量
    China National Standards
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    GB/T 6730.7-1986 Methods for chemical analysis of iron ores--The sulfosalicylic acid photometric method for the determination of metallic iron content
    铁矿石化学分析方法 磺基水杨酸光度法测定金属铁量
    China National Standards
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    GB/T 6730.6-1986 Methods for chemical analysis of iron ores--The ferric chloride-sodium acetate volumetric method for the determination of metallic iron content
    铁矿石化学分析方法 三氯化铁-乙酸钠容量法测定金属铁量
    China National Standards
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    GB/T 6730.51-1986 Methods for chemical analysis of iron ores--The caustic asbestos absorption gravimetric method for the determination of carbon content in carbonate
    铁矿石化学分析方法 烧碱石棉吸收重量法测定碳酸盐中碳量
    China National Standards
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    GB/T 6730.50-1986 Methods for chemical analysisof iron ores--The gas volumetric method for the determination of total carbon content
    铁矿石化学分析方法 气体容量法测定总碳量
    China National Standards
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    GB/T 6730.49-1986 Methods for chemical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of sodium and potassium content
    铁矿石化学分析方法 原子吸收分光光度法测定钠和钾量
    China National Standards
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    GB/T 6730.48-1986 Methods for chemical analysis of iron ores--The dithio diantipyryl methane photometric method for the determination of bismuth content
    铁矿石化学分析方法 二硫代二安替吡啉甲烷光度法测定铋量
    China National Standards
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    GB/T 6730.36-1986 Methods for chemical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of copper content
    铁矿石化学分析方法 原子吸收分光光度法测定铜量
    China National Standards
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    GB/T 6730.3-1986 Methods for chemical analysis of iron ores--The gravimetric method for the determination of hygroscopic moisture content in analytical samples
    铁矿石化学分析方法 重量法测定分析试样中吸湿水量
    China National Standards
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    GB/T 6730.14-1986 Methods for chemical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of calcium and magnesium content
    铁矿石化学分析方法 原子吸收分光光度法测定钙和镁量
    China National Standards
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    GB/T 6730.1-1986 Methods for chemical analysis of iron ores--Preparation of predried test samples for chemical analysis
    铁矿石化学分析方法 分析用预干燥试样的制备
    China National Standards
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    GB/T 6667-1986 Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section two:measurements in the antennas and passive repeaters
    地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第二节 天线和无源转向器的测量
    China National Standards
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    GB/T 6662-1986 Methods of measurement for equipment used in terrestrial radio-relay systems--Part 1:Measurements common to sub-systems and simulated systems--Section three--Measurements in the intermediate-frequency range
    地面无线电接力系统所用设备的测量方法 第一部分:分系统和仿真系统通用的测量 第三节:中频范围的测量
    China National Standards
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    GB/T 6648-1986 Blank detail specification for semiconductor inte-grated circuit static read/write memories
    半导体集成电路静态读/ 写存储器空白详细规范(可供认证用)
    China National Standards
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    GB 6738-1986 Safety requirements for indicating and recording electrical measuring instruments and their accessories
    电测量指示和记录仪表及其附件的安全要求
    China National Standards
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    GB/T 6627-1986 Designations for lumbered synthetic quartz crystals
    人造石英晶体棒材型号命名方法
    China National Standards
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    GB/T 6598-1986 Determination of weight-average molecular weight of polystyrene standards by low angle laser light scattering method
    小角激光光散射法测定聚苯乙烯标准样品的重均分子量
    China National Standards
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    GB/T 6595-1986 Test method for fish eye count of polypropyleneresin
    聚丙烯树脂鱼眼测试方法
    China National Standards
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    GB/T 954-1986 120 degree countersunk head rivets
    120°沉头铆钉
    China National Standards
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    English PDF
    GB/T 876-1986 Tubular rivets
    空心铆钉
    China National Standards
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    GB/T 875-1986 Thin head semi-tubular rivets
    偏平头半空心铆钉
    China National Standards
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    GB/T 874-1986 120 degree countersunk head semi-tubular rivets
    120°沉头半空心铆钉
    China National Standards
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    GB/T 873-1986 Oval head semi-tubular rivets
    扁圆头半空心铆钉
    China National Standards
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    GB/T 872-1986 Thin head rivets
    扁平头铆钉
    China National Standards
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    GB/T 871-1986 Flat round head rivets
    扁圆头铆钉
    China National Standards
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    GB/T 870-1986 Oval countersunk head rivets
    半沉头铆钉
    China National Standards
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    GB/T 869-1986 Countersunk head rivets
    沉头铆钉
    China National Standards
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    GB/T 868-1986 Cone head rivets
    平锥头铆钉
    China National Standards
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    GB/T 867-1986 Round head rivets
    半圆头铆钉
    China National Standards
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    GB/T 866-1986 Oval countersunk head rivets--Black
    半沉头铆钉 (粗制)
    China National Standards
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    GB/T 865-1986 Countersunk head rivets--Black
    沉头铆钉 (粗制)
    China National Standards
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    GB/T 864-1986 Cone head rivets--Black
    平锥头铆钉 (粗制)
    China National Standards
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    GB/T 863.2-1986 Round head rivets with small head--Black
    小半圆头铆钉 (粗制)
    China National Standards
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