QJ 20020-2011 (English Version) PDF

Scope: This specification specifies the requirements, quality assurance regulations and delivery preparation for B-1 type carbon/carbon sealing materials for rocket engine turbopumps. This specification applies to the inspection and acceptance of B-1 carbon/carbon sealing materials (hereinafter referred to as sealing materials) used in rocket engine turbopumps. Other carbon/carbon seal materials can also be used as reference.

QJ 20020-2011 Referenced Document

GB/T 1723 Determination of viscosity of coatings
GB/T 229 Metallic materials—Charpy pendulum impact test method*， 2020-09-29 Update
GB/T 2292 Determination of toluene insoluble content for coking products*， 2018-05-14 Update
GB/T 2294 Determination of softening point in solid products of coal carbonization*， 2019-08-30 Update
GB/T 2295 Determination of the ash content of coking solid products
GB/T 3392 Determination of hydrocarbon impurities in propylene for industrial use by gas chromatography*， 2023-11-27 Update
GJB 1201.1-1991 Test method for high temperature thermal diffusivity of solid materials Laser pulse method
GJB 332 Test method for average linear expansion coefficient of rigid solids
GJB 5084 Optical fiber communication digital channel fault detection
JB/T 8133.14-1999 Test method for physical-chemical properties of electrical carbon product.Volume density
JB/T 8133.15-1999 Test method for physical-chemical properties of electrical carbon product.Porosity
JB/T 8133.4-1999 Test method for physical-chemical properties of electrical carbon product.Shore hardness
JB/T 8133.7-1999 Test method for physical-chemical properties of electrical carbon product.Transverse strength
JB/T 8133.8-1999 Test method for physical-chemical properties of electrical carbon product.Compressive strength

2011 QJ 20020-2011 Specification for carbon/carbon sealing material used in turbopump of rocket engine