QJ 1488A-2004 in English

QJ 1488A-2004 General specification for chamber insulation, liner and stress release boot of solid rocket motor

1 Scope

This specification specifies the requirements, manufacturing, performance, quality assurance requirements and delivery preparation of chamber insulation, liner and stress release boot of solid rocket motor (hereinafter referred to as motor).

This specification is applicable to the manufacturing, production and inspection of insulation, liner and stress release boot on the inner (outer) surface of motor chamber.

2 Normative references

The following documents contain provisions which, through reference in this text, constitute provisions of this specification. For dated reference, subsequent amendments to (excluding any corrigendum), or revisions of, any of these publications do not apply. However, parties to agreements based on this specification are encouraged to investigate the possibility of applying the most recent editions of the documents indicated below. For undated references, the latest edition of the normative document referred to applies.

GB/T 191-1990 Packaging - Pictorial marking for handling of goods
GB/T 531-1999 Rubber - Determination of indentation hardness by means of pocket hardness meters
GB/T 678 Chemical reagent - Ethanol
GB/T 1701-2001 Ebonite - Determination of tensile strength and elongation at break
GB 1787 Aviation gasoline
GB/T 3511-2001 Rubber, vulcanized and thermoplastic - The test method of resistance to direct natural weathering
GB/T 3512-2001 Rubber, vulcanized or thermoplastic - Accelerated aging and heat resistance tests - Air-oven method
GB/T 6026 Acetone for industrial use
GB/T 12589 Chemical reagent - Ethyl acetate
GJB 323A-1996 Test methods for ablation of ablators
GJB 490-1988 Flexible ablative resistant materials
GJB 1202-1991 Specification for 9621 asbestos and silica-filled butadiene-acrylonitrile rubber insulating material
GJB 1361-1992 Cushioning, anchoring, bracing and waterproofing
GJB 2909-1997 Specification for carbon fiber reinforced phenolic - NBR materials
GJB 3387-1998 Terms for rocket engine
QJ 809-1994 Determination of thermal conductivity and specific heat capacity of composite solid propellants - Quasi-steady-state method
QJ 916-1985 Tensile test method for thermal insulation and lining materials in combustion chamber of solid rocket motor
QJ 917A-1997 Determination of density of composite solid propellant, lining and thermal insulation materials
QJ 1490-1988 Determination of linear expansion coefficient of composite solid propellant
QJ 1658A-1996 Methods of air tight test for solid rocket motor
QJ 2038.1A-2004 Test method for interface bonding strength of solid rocket motor chamber - Unstick test for rectangular specimen
QJ 2038.2-1991 Test method for interface bonding strength of solid rocket motor chamber - Shear method
QJ 2275-1992 Determination of specific heat capacity of composite solid propellant
QJ 2850-1996 Prevention and control for foreign object debris (FOD) of space products

3 Requirements

3.1 General

The chamber insulation, liner and stress release boot shall comply with all requirements of this specification and corresponding specific specifications. In case of any inconsistency between this specification and the specific specifications, the latter shall prevail.

3.2 Design

The design of chamber insulation, liner and stress release boot shall meet the requirements of design assignment and relevant standards and regulations.

3.3 Manufacturing

3.3.1 Materials

3.3.1.1 See Table 1 for the common materials and main performance indicators of combustion chamber insulation, liner and stress release boot.

Foreword i
1 Scope
2 Normative references
3 Requirements
4 Quality assurance requirements
5 Delivery preparation
6 Instructions