Browse Standards
Found: 77465 — page 1613 of 1614
Valid
JB/T 3305-1983 — Automation systems and components for large and medium hydroelectric generating units - Series type spectrum and symbols
Industry·Recommended
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$680.0018 pages
Valid
JB/T 3336-1983 — Power station automation equipment - General technical specifications
Industry·Recommended
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$400.0015 pages
Valid
JB/Z 198-1983 — Drum internals of industrial boilers - Design guidelines
Industry·Recommended
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$1,300.0033 pages
Valid
GB 3048.10-1982 — Test methods for electrical properties of electric cables and wires -- Part 10: Spark test of extruded protective sheaths
National·Mandatory
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$164.005 pages
Valid
GB 3241-1982 — Electroacoustics - Octave-band and fractional-octave-band filters - Part 1: Specifications
National·Mandatory
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$749.0031 pages
Valid
GB 3352-1982 — Synthetic quartz crystal - Specifications and guidelines for use
National·Mandatory
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$235.0044 pages
Valid
GB/T 3146-1982 — Industrial aromatic hydrocarbons and related materials -- Determination of distillation range -- Part 1: Distillation method
National·Recommended
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$344.0011 pages
Valid
GB/T 3307-1982 — Method of heater intermittent test of low-power electronic tubes
National·Recommended
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$170.0015 pages
Valid
GB/T 3380-1982 — Ringing and tone for telephone automatic switching network
National·Recommended
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$65.0015 pages
Valid
GB/T 3383-1982 — Telecommunication transmission unit--Decibel
National·Recommended
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$60.0015 pages
Valid
JB 2670-1982 — Metal-cutting machine tools - General rules for testing of accuracy
Industry·Mandatory
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$1,934.0041 pages
Valid
JB 3157-1982 — Classification of environmental parameters for electrical products (climatic and chemical environmental factors)
Industry·Mandatory
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$170.0015 pages
Valid
JB/T 3070-1982 — Magnesium alloy die castings - Technical specifications
Industry·Recommended
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$174.0015 pages
Valid
JB/T 3140-1982 — Anti-corona standard for high-voltage motors used at high altitude
Industry·Recommended
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$50.0015 pages
Valid
JB/T 3144-1982 — Ultrasonic inspection of fillet welds of large-diameter pipe sockets of boilers
Industry·Recommended
Instant delivery (0–9 sec)
$189.0015 pages
Valid
JB/T 3171-1982 — Traction transformers and reactors for electric locomotives
Industry·Recommended
Instant delivery (0–9 sec)
$110.0015 pages
Superseded
GB 2424.6-1981 — Environmental testing - Part 3: Supporting documentation and guidance - Confirmation of the performance of temperature/humidity chambers
National·Mandatory
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$155.0013 pages
Valid
GB/T 2541-1981 — Petroleum products--Computation table for viscosity indices
National·Recommended
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$12,740.00708 pages
Valid
GB/T 2625-1981 — Process detection and controlflow chart--Symbols and letter codes
National·Recommended
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$130.0015 pages
Valid
GB/T 2683-1981 — Test chart for facsimile transmission
National·Recommended
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$50.0015 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)
$120.0015 pages
Valid
JB/T 2765-1981 — Valves - Terminology
Industry·Recommended
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$749.0031 pages
Valid
JB/T 2933-1981 — Industrial and mining electric locomotives - Product type designation method
Industry·Recommended
Instant delivery (0–9 sec)
$180.0015 pages
Valid
JB/T 2949-1981 — Pantographs for industrial and mining electric locomotives - Technical specifications
Industry·Recommended
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$80.0015 pages
Valid
GB 2017-1980 — Covering technique of the medium-wave broadcastingnetwork
National·Mandatory
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$230.0015 pages
Valid
GB/T 1762-1980 — Method of test for after-tack of paint films
National·Recommended
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$45.004 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 2312-1980 — Code of Chinese graphic character setfor information interchange--Primary set
National·Recommended
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$2,315.00129 pages
Valid
GB/T 2347-1980 — Hydraulic fluid power--Pumps and motors--Geometric displacements
National·Recommended
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$60.0015 pages
Valid
GB/T 2349-1980 — Fluid power systems and components--Cylinders--Basic series of piston strokes
National·Recommended
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$60.0015 pages
Valid
JB 1149-1980 — Flat steel ribbon wound pressure vessels - Technical specifications
Industry·Mandatory
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$129.0015 pages
Valid
JB 2678-1980 — Environmental conditions for electrical products used at high altitude
Industry·Mandatory
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$180.0015 pages
Valid
JB/T 2755-1980 — Sulfite pulp waste liquor binders for foundry use
Industry·Recommended
Instant delivery (0–9 sec)
$180.0015 pages
Valid
GB 1788-1979 — Jet fuel No.2
National·Mandatory
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$75.003 pages
Valid
GB/T 1814-1979 — Inspection method for steel work fractures
National·Recommended
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$234.0015 pages
Valid
GB/T 1819-1979 — Methods for chemical analysis of tin concentrates - Part 1: Determination of moisture content - Heat drying method
National·Recommended
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$154.007 pages
Valid
JB/T 2555-1979 — Manholes and handholes of carbon steel and low-alloy steel - Classification and technical specifications
Industry·Recommended
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$320.0015 pages
Valid
JB/T 2629-1979 — Truck cranes and wheel cranes - Technical specifications
Industry·Recommended
Instant delivery (0–9 sec)
$335.0019 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)
$180.0015 pages
Valid
JB/T 579-1979 — Oblong quick-opening swing cover manholes
Industry·Recommended
Instant delivery (0–9 sec)
$180.0015 pages
Valid
JB/T 580-1979 — Swing cover manholes
Industry·Recommended
Instant delivery (0–9 sec)
$290.0015 pages
Valid
JB/T 581-1979 — Quick-opening manholes with rotary arch cover
Industry·Recommended
Instant delivery (0–9 sec)
$180.0015 pages
Valid
JB/T 582-1979 — Vertical hinged cover manholes
Industry·Recommended
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$210.0015 pages
Valid
JB/T 583-1979 — Manholes with horizontal lifting cover
Industry·Recommended
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$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
Valid
JB/T 585-1979 — Horizontal davit cover welding neck flange manholes
Industry·Recommended
Instant delivery (0–9 sec)
$250.0015 pages
Valid
JB/T 586-1979 — Atmospheric quick-opening handholes
Industry·Recommended
Instant delivery (0–9 sec)
$189.0015 pages