JB/T 7939-2010 Active Industry standards-Mechanical

JB/T 7939-2010 Hydraulic fluid power-Cylinders-Bore and rod area ratios

Publish Date: 2010-02-21 Implement Date: 2010-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: JB/T 7939-2010

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Hydraulic and pneumatic devices

ICS Name: \nTank

Publish Date: 2010-02-21

Implement Date: 2010-07-01

Pages: 6 pages

Development Information

Pages: 6 pages

Replace the following standards

JB/T 7939-1999 The ratio of the areas of two chambers of a single-piston hydraulic cylinder

Referenced Standards

GB/T 17446-1998 Fluid power systems and components—Vocabulary GB/T 17446-2012 Fluid power systems and components—Vocabulary GB/T 17446-2024 Fluid power systems and components—Vocabulary GB/T 2348-1993 Fluid power systems and components—Cylinder bores and piston rod diameters GB/T 2348-2018 Fluid power systems and components—Cylinder bores and piston rod diameters

Adopt standards

ISO 7181-1991

Related Standards

GB/T 2880-1981 Active

GB/T 2880-1981 Hydraulic fluid power—Cylinder rod and piston seals for reciprocating applications—Dimensions and tolerances of housings—Narrow section series

Publish Date: 1982-01-21

GB/T 3456-1982 abolished_transferred

GB/T 3456-1982 Anvils and high pressure cylinders made from cemented carbide

Publish Date: 1982-12-31

GB/T 2879-1986 Replaced

GB/T 2879-1986 Hydraulic fluid power—Cylinder rod and piston seals for reciprocating applications—Dimensions and tolerances of housings

Publish Date: 1986-07-22

GB/T 6577-1986 Replaced

GB/T 6577-1986 Hydraulic fluid power—Cylinders—Piston seal housings incorporating bearing rings—Dimensions and tolerances

Publish Date: 1986-07-22

GB/T 6578-1986 Replaced

GB/T 6578-1986 Hydraulic fluid power—Cylinders—Reciprocating—Housings for rod wipers—Dimensions and tolerances

Publish Date: 1986-07-22

GB/T 14036-1993 Abolished

GB/T 14036-1993 Hydraulic fluid power—Cylinders—Rod end spherical eyes—Mounting dimensions

Publish Date: 1993-01-11