GB/T Standards
Found: 49235 — page 1026 of 1026
Valid
GB/T 3399-1982 — Test method for thermal conductivity of plastics by means of the guarded hot plate
National·Recommended
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$155.007 pages
Valid
GB/T 3403-1982 — Plastics -- Urea-formaldehyde and urea/melamine-formaldehyde powder moulding compounds (UF-and UF/MF-PMCs) -- Part 1: Designation system and basis for specifications
National·Recommended
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$70.006 pages
Valid
GB/T 3451-1982 — Standard tuning frequency
National·Recommended
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$124.002 pages
Valid
GB/T 3455-1982 — Electrical characteristics for unbalanced double-current interchange circuits
National·Recommended
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$169.005 pages
Valid
GB/T 2432-1981 — Gasoline--Determination of tetraethyl lead content. Complexometric titration method
National·Recommended
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$80.007 pages
Valid
GB/T 2541-1981 — Petroleum products--Computation table for viscosity indices
National·Recommended
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$12,650.00708 pages
Valid
GB/T 2625-1981 — Process detection and controlflow chart--Symbols and letter codes
National·Recommended
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$125.0015 pages
Valid
GB/T 2683-1981 — Test chart for facsimile transmission
National·Recommended
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$55.0015 pages
Valid
GB/T 2689.1-1981 — Constant stress life tests and acceleration life tests. General rules
National·Recommended
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$164.004 pages
Valid
GB/T 2689.2-1981 — Life test and acceleration life test charts. Evaluation of their Weibull distributions
National·Recommended
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$264.006 pages
Valid
GB/T 2689.3-1981 — Life test and acceleration life test. Simple linear deflection-free. Evaluation of Weibull distributions
National·Recommended
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$234.005 pages
Valid
GB/T 2689.4-1981 — Life test and acceleration life test. Optimal linear deflection-free. Evaluation of Weibull distributions
National·Recommended
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$264.006 pages
Valid
GB/T 2880-1981 — Hydraulic fluid power--Cylinder rod and piston seals for reciprocating applications--Dimensions andtolerances of housings--Narrow section series
National·Recommended
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$115.0015 pages
Valid
GB/T 1762-1980 — Method of test for after-tack of paint films
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$65.004 pages
Valid
GB/T 1900-1980 — National food safety standards of food additives dibutyl hydroxy toluene (BHT)
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$164.006 pages
Valid
GB/T 1989-1980 — Methods for indication of the 7-bit encoding character set for information processing switching on 12.7mm magnetic tape
National·Recommended
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$89.003 pages
Valid
GB/T 2020-1980 — Recording magnetic tape with 9 magnetic tracks, 12.7mm width and 32 lines/mm for information processing exchange
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$199.006 pages
Valid
GB/T 2312-1980 — Code of Chinese graphic character setfor information interchange--Primary set
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$2,225.00129 pages
Valid
GB/T 2347-1980 — Hydraulic fluid power--Pumps and motors--Geometric displacements
National·Recommended
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$65.0015 pages
Valid
GB/T 2349-1980 — Fluid power systems and components--Cylinders--Basic series of piston strokes
National·Recommended
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$65.0015 pages
Valid
GB/T 1794-1979 — Jet fuels. Determination of icing inhibitor content
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$100.004 pages
Valid
GB/T 1814-1979 — Inspection method for steel work fractures
National·Recommended
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$229.0015 pages
Valid
GB/T 1819-1979 — Methods for chemical analysis of tin concentrates - Part 1: Determination of moisture content - Heat drying method
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$165.007 pages
Valid
GB/T 1417-1978 — General terminology for telecommunications equipment
National·Recommended
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$2,150.00135 pages
Valid
GB/T 1303-1977 — Industrial rigid laminated sheets based on thermosetting reins for electrical purposes -- Part 1: Definitions, designations and general requirements
National·Recommended
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$129.006 pages
Valid
GB/T 255-1977 — Determination of distillation of petroleum products
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$164.004 pages
Valid
GB/T 380-1977 — Determination of sulfur content in petroleum products(lamp method)
National·Recommended
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$95.004 pages
Valid
GB/T 391-1977 — Determination of corrosion of engine lubricating oils
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$65.002 pages
Valid
GB/T 392-1977 — Determination of colloid-stability of lubricating greases
National·Recommended
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$65.002 pages
Valid
GB/T 513-1977 — Lubricating greases. Determination of mechanical impurities. Acid decomposition method
National·Recommended
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$65.001 pages
Valid
GB/T 505-1965 — Determination of mercaptan-sulfur in engine fuels (ammonia-copper sulfate method)
National·Recommended
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$80.002 pages
Valid
GB/T 512-1965 — Lubricating greases. Determination of water.
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$65.001 pages
Valid
GB/T 388-1964 — Determination of sulfur content in petroleum products(oxygen bomb method)
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$75.002 pages
Valid
GB/T 184-1963 — Fish-plates for 50kg/m steel rails
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$75.002 pages
Valid
GB/T 185-1963 — Fish-plates for 43kg/m and 38kg/m steel rails
National·Recommended
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$104.001 pages