MT Coal Industry Standards
GB / T National Recommended Standard
HB Aviation Industry Standards
GBn national standard (internal distribution)
QJ Aerospace Industry standards
GJB national military standards
QB, SG Ministry of Light Industry standards
ZB Industry Standards (Professional Standards)
JZ, JG urban and rural Environmental Protection Department standards
ZBn Industry Standard (Internal Distribution)
CB China Shipbuilding Corporation standards
ZJB professional military standards
LD Labor and Personnel Standards
JB Machinery Industry Standard (formerly) Machinery Industry Ministry standards
JC National Building Materials Bureau standards
JB / Z (former) Ministry of Machinery Industry guidance document
JJC National Bureau of Metrology standards
EJ (former) Ministry of Nuclear Industry standards
CAS China Association for Standardization standards
YB Metallurgical Department standards
CVA China valve industry standards
HG Chemical Industry standards
Q / TH (former) Machinery Industry Ministry of Chemical General Machinery professional standards
SY (former) Ministry of Petroleum standards
JB / TQ Machinery and Electronic Industry General Machinery Industry Internal Standards
SD hydraulic power standard
H high pressure pipe, fittings and fasteners universal design standards
Foreign standard code
ISO international standards
AISI American Iron and Steel Institute standards
ANSI American National Standard
API American Petroleum Institute standards
BS British National Standard
MSS American Valve and Fitting Manufacturer Standards Association standard
DIN German national standard
AWS American Welding Association standard
NF French national standard
ASI American Society of Standards
JIS Japanese Industrial Standards
MIL US military standards
ASME American Society of Mechanical Engineers standards
JPI Japan Petroleum Institute standards
ASTM American Society for Testing and Materials Standards
Epoxy resin is a kind of polymer material with high performance. It is a two-component system composed of epoxy group and amine group, which forms polymer compound by mixing and reaction. It has strong adhesive force, corrosion resistance, heat resistance, electrical insulation and mechanical strength, and is widely used in aviation, aerospace, automotive, construction, electronics, ships and other fields.
The preparation process of epoxy resin is to mix epoxy resin monomer and amine Curing Agent in a certain proportion, and react at a certain temperature to form a polymer compound. Epoxy resins with different properties can be obtained by changing the type of monomer, the type and proportion of curing agent.
The advantage of epoxy resin is that its properties can be adjusted according to needs, and materials with high strength, high stiffness, high toughness, high temperature resistance, corrosion resistance and other characteristics can be prepared. Because of its excellent properties, epoxy resins are widely used in various fields. For example, in the aerospace field, epoxy resins are used in the manufacture of aircraft and rocket structural parts, composites, coatings and adhesives; In the automotive field, epoxy resins are used in the production of automobile body and engine parts; In the field of construction, epoxy resins are used in coatings, floors, waterproof materials and so on.
In addition, carbon fiber reinforced epoxy resin composites are also one of the most widely used epoxy resin products at present. Carbon fiber reinforced epoxy resin composites have the advantages of high strength, high modulus and low density, and are widely used in aviation, aerospace, automobile, sporting goods and other fields.
In general, epoxy resin is a high-performance material with a wide range of application prospects, and its properties can be adjusted according to needs, and it is widely used in various fields.
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