JB/T 7757.2-2006 (English Version) PDF

Scope: This standard specifies the size series, limit deviations, technical requirements, test methods, inspection rules, packaging, transportation and storage requirements for O-shaped rubber rings for mechanical seals. This standard applies to mechanical seals. 0-shaped rubber ring (referred to as O-ring).

JB/T 7757.2-2006 Referenced Document

GB 3452.1 Fluid systems-sealing devices O-rings-Inside diameters, cross-sections, tolerances and size identification code
GB/T 1682 Rubber,vulcanized.Determination of low-temperature brittleness.Single test piece method*， 2014-12-31 Update
GB/T 1690 Rubber,vulcanized or thermoplastic.Determination of the effect of liquids*， 2011-01-14 Update
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)*， 2013-02-15 Update
GB/T 3452.2 Fluid power systems.O-riings.Part 2:Quality acceptance criteria*， 2007-09-26 Update
GB/T 3512 Rubber, vulcanized or thermoplastic.Accelerated ageing and heat resistance tests.Air-oven method*， 2014-12-22 Update
GB/T 528 Rubber,vulcanized or thermoplastic.Determination of tensile stress-strain properties*， 2009-04-24 Update
GB/T 531 Rubber--Determination of indentation hardness by means of pocket hardness meters
GB/T 5720 Test methods for rubber O-rings*， 2008-06-04 Update
GB/T 5721 General rules of identification,packaging,transportation and storage for rubber sealing products
GB/T 5723 Rubber，vulcanized or thermoplastic.Determination of dimensions of test pieces and products for testpurposes.
GB/T 6031 Rubber, vulcanized or thermoplastic—Determination of hardness (hardness between 10 IRHD and 100 IRHD)*， 2017-07-12 Update
GB/T 7759 Rubber, Vulcanized or thermoplastic--Determination of compression set at ambient elevated or low temperatures