Browse Standards
Found: 129534 — page 2696 of 2699
Valid
GB 694-1981 — Chemical reagent -- Sodium acetate anhydrous
National·Mandatory
Instant delivery (0–9 sec)
$165.007 pages
Valid
GB/T 2432-1981 — Gasoline--Determination of tetraethyl lead content. Complexometric titration method
National·Recommended
Instant delivery (0–9 sec)
$60.007 pages
Valid
GB/T 2541-1981 — Petroleum products--Computation table for viscosity indices
National·Recommended
Instant delivery (0–9 sec)
$12,735.00708 pages
Valid
GB/T 2625-1981 — Process detection and controlflow chart--Symbols and letter codes
National·Recommended
Instant delivery (0–9 sec)
$125.0015 pages
Valid
GB/T 2683-1981 — Test chart for facsimile transmission
National·Recommended
Instant delivery (0–9 sec)
$45.0015 pages
Valid
GB/T 2689.1-1981 — Constant stress life tests and acceleration life tests. General rules
National·Recommended
Instant delivery (0–9 sec)
$164.004 pages
Valid
GB/T 2689.2-1981 — Life test and acceleration life test charts. Evaluation of their Weibull distributions
National·Recommended
Instant delivery (0–9 sec)
$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
Instant delivery (0–9 sec)
$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
Instant delivery (0–9 sec)
$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
Instant delivery (0–9 sec)
$115.0015 pages
Valid
JB 2949-1981 — Specification of industrial and mining electric locomotive pantograph
National·Mandatory
Instant delivery (0–9 sec)
$234.005 pages
Valid
JB/T 2765-1981 — Valves - Terminology
Industry·Recommended
Instant delivery (0–9 sec)
$749.0031 pages
Valid
JB/T 2933-1981 — Industrial and mining electric locomotives - Product type designation method
Industry·Recommended
Instant delivery (0–9 sec)
$175.0015 pages
Valid
JB/T 2949-1981 — Pantographs for industrial and mining electric locomotives - Technical specifications
Industry·Recommended
Instant delivery (0–9 sec)
$75.0015 pages
Valid
SJ 1822-1981 — Preferred fine-pitch straight bevel gears
National·Mandatory
Instant delivery (0–9 sec)
$264.006 pages
Valid
SJ/Z 1758-1981 — Typical calculations for 400Hz three-phase power transformers using E-cores
National·Recommended
Instant delivery (0–9 sec)
$1,364.0029 pages
Valid
SJ/Z 1762-1981 — Typical calculations for 50Hz single-phase power tranformers and filter choke using C-cores
National·Recommended
Instant delivery (0–9 sec)
$2,354.0049 pages
Valid
SJ/Z 1763-1981 — Typical calculations for 50Hz three-phase power transformers using E-cores
National·Recommended
Instant delivery (0–9 sec)
$944.0020 pages
Valid
SJ/Z 1792-1981 — Electrical performance requirements for assembling of special equipment for electronic industry
National·Recommended
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$224.004 pages
Valid
SJ/Z 1941-1981 — General specification for machining operation of special equipment for electronic industry
National·Recommended
Instant delivery (0–9 sec)
$124.001 pages
Valid
GB 1919-1980 — Potassium hydroxide for industrial use
National·Mandatory
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$245.0013 pages
Valid
GB 2017-1980 — Covering technique of the medium-wave broadcastingnetwork
National·Mandatory
Instant delivery (0–9 sec)
$225.0015 pages
Valid
GB 2290-1980 — Coal tar pitch
National·Mandatory
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$165.004 pages
Valid
GB/T 1762-1980 — Method of test for after-tack of paint films
National·Recommended
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$55.004 pages
Valid
GB/T 1900-1980 — National food safety standards of food additives dibutyl hydroxy toluene (BHT)
National·Recommended
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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
National·Recommended
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$199.006 pages
Valid
GB/T 2312-1980 — Code of Chinese graphic character setfor information interchange--Primary set
National·Recommended
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$2,310.00129 pages
Valid
GB/T 2347-1980 — Hydraulic fluid power--Pumps and motors--Geometric displacements
National·Recommended
Instant delivery (0–9 sec)
$55.0015 pages
Valid
GB/T 2349-1980 — Fluid power systems and components--Cylinders--Basic series of piston strokes
National·Recommended
Instant delivery (0–9 sec)
$55.0015 pages
Valid
JB 1149-1980 — Flat steel ribbon wound pressure vessels - Technical specifications
Industry·Mandatory
Instant delivery (0–9 sec)
$129.0015 pages
Valid
JB 2678-1980 — Environmental conditions for electrical products used at high altitude
Industry·Mandatory
Instant delivery (0–9 sec)
$175.0015 pages
Valid
JB/T 2755-1980 — Sulfite pulp waste liquor binders for foundry use
Industry·Recommended
Instant delivery (0–9 sec)
$175.0015 pages
Valid
GB 1604-1979 — Commodity pesticide regulations for acceptance
National·Mandatory
Instant delivery (0–9 sec)
$165.001 pages
Valid
GB 1788-1979 — Jet fuel No.2
National·Mandatory
Instant delivery (0–9 sec)
$75.003 pages
Valid
GB/T 1794-1979 — Jet fuels. Determination of icing inhibitor content
National·Recommended
Instant delivery (0–9 sec)
$164.004 pages
Valid
GB/T 1814-1979 — Inspection method for steel work fractures
National·Recommended
Instant delivery (0–9 sec)
$229.0015 pages
Valid
GB/T 1819-1979 — Methods for chemical analysis of tin concentrates - Part 1: Determination of moisture content - Heat drying method
National·Recommended
Instant delivery (0–9 sec)
$154.007 pages
Valid
JB/T 2555-1979 — Manholes and handholes of carbon steel and low-alloy steel - Classification and technical specifications
Industry·Recommended
Instant delivery (0–9 sec)
$315.0015 pages
Valid
JB/T 2629-1979 — Truck cranes and wheel cranes - Technical specifications
Industry·Recommended
Instant delivery (0–9 sec)
$330.0019 pages
Valid
JB/T 2784-1979 — Crawler bulldozers - Types and basic parameters
Industry·Recommended
Instant delivery (0–9 sec)
$159.0015 pages
Valid
JB/T 577-1979 — Atmospheric manholes
Industry·Recommended
Instant delivery (0–9 sec)
$175.0015 pages
Valid
JB/T 579-1979 — Oblong quick-opening swing cover manholes
Industry·Recommended
Instant delivery (0–9 sec)
$175.0015 pages
Valid
JB/T 580-1979 — Swing cover manholes
Industry·Recommended
Instant delivery (0–9 sec)
$285.0015 pages
Valid
JB/T 581-1979 — Quick-opening manholes with rotary arch cover
Industry·Recommended
Instant delivery (0–9 sec)
$175.0015 pages
Valid
JB/T 582-1979 — Vertical hinged cover manholes
Industry·Recommended
Instant delivery (0–9 sec)
$205.0015 pages
Valid
JB/T 583-1979 — Manholes with horizontal lifting cover
Industry·Recommended
Instant delivery (0–9 sec)
$229.0015 pages
Valid
JB/T 584-1979 — Manholes with swing cover and welding neck flange
Industry·Recommended
Instant delivery (0–9 sec)
$269.0015 pages