DIN 28404
Technical features and operation of vacuum flanges according to DIN 28404 The DIN 28404 standard regulates geometric parameters and tolerances for quick-release clamp connections used in vacuum technology. These components are key units for the hermetic connection of pipelines and shut-off/control valves in low, medium, and high vacuum systems. Scope of application and engineering characteristics […]
DIN 962
Technical purpose and scope of DIN 962 The DIN 962 standard establishes a unified system for marking and designating fasteners such as bolts, screws, studs, and nuts. The technical regulation describes the rules for identifying geometric parameters, design features, and additional characteristics of fasteners not covered by specialized industry product standards. Structure and rules for […]
DIN 2874
Technical Regulations of the DIN 2848 Standard: Lined Piping Systems This specification establishes the technical requirements for the production and supply of flanged pipes and fittings made of carbon steel or cast iron, with mandatory internal anti-corrosion lining made of polymer materials: polytetrafluoroethylene (PTFE) or perfluoroalkoxy (PFA). The products supplied by EV Group China fully […]
DIN 1705
Attention: The DIN 1705 standard is obsolete and has been completely superseded by the DIN EN 1982:2017-11 regulatory act. Scope and Technical Specifications This technical regulation establishes requirements for the chemical composition and physical-mechanical properties of cast tin bronzes and special cast bronze alloys. The document serves as a basic reference for the classification of […]
DIN 1714
The DIN 1714 standard is obsolete and has been replaced by DIN EN 1982:2017-11. Scope of DIN 1714 cast aluminum bronzes The DIN 1714 technical documentation regulates the physical and mechanical characteristics of cast aluminum bronze, including special multi-component compositions. The standard establishes a unified classification system that defines the symbolic and numerical designation of […]
DIN 2848
Technical features and scope of the DIN 2848 standard The DIN 2848 standard regulates strict technical requirements for the production and supply of flanged pipes and connecting elements (fittings) made of structural steel or cast iron alloys. A key feature of products compliant with this standard is the presence of an anti-corrosion lining made of […]
DIN 315
Technical specifications and application of DIN 315 wing nuts The DIN 315 standard regulates the geometry and technical requirements for the production of wing nuts with rounded wings, corresponding to the German design form. These fasteners are intended for creating detachable connections that do not require significant tightening force and are designed for frequent manual […]
DIN 17660
Technical requirements of the DIN 17660 standard This technical regulation defines the normative requirements for the chemical composition and classification of semi-finished products made from copper-zinc alloys (brass), where zinc acts as the main alloying component. The standard provides engineers and technologists with precise data for material selection when designing critical components and structures. To […]
DIN 580
Technical requirements and scope of DIN 580 eye bolts The DIN 580 standard defines the design parameters, material requirements, and operating procedures for eye bolts intended for rigging operations. These products are classified as lifting equipment and are used for lifting, moving, and securing heavy components, assemblies, and structures. The EV Group China engineering department […]
DIN 6796
Technical purpose and scope of application The DIN 6796 standard regulates the technical parameters of conical spring washers intended to compensate for the loosening of threaded connections. These elements provide stable axial force in assemblies operating under load. According to regulatory requirements, the use of DIN 6796 washers is effective exclusively in combination with fasteners […]
DIN 7991
Attention: The DIN 7991 standard has been withdrawn and replaced by the current specification DIN EN ISO 10642:2020-02. EV Group China specialists recommend using the updated standard when designing new assemblies. Technical description and scope of application The DIN 7991 standard defines the parameters for countersunk head screws with a hexagon socket, designed for use […]
DIN 980
Attention: The DIN 980 standard has been officially withdrawn and replaced by DIN EN ISO 7042:2013-04 and DIN EN ISO 10513:2013-05. EV Group China specialists recommend using the current versions of the standards when designing new assemblies. Technical requirements and scope of DIN 980 This regulatory document defines the design parameters for all-metal hexagon nuts […]
DIN 582
Technical features and operational characteristics of DIN 582 eye nuts This technical regulation describes the requirements for geometric parameters, materials, and load-bearing capacity of eye nuts made of carbon and corrosion-resistant steel. Products supplied by EV Group China fully comply with international safety standards for lifting operations. Industrial application areas DIN 582 eye nuts are […]
DIN 1440
Important note: The DIN 1440 standard has been officially withdrawn and replaced by the current international standard DIN EN 28738:1992-10, which regulates the technical parameters of this type of fasteners. Technical purpose and area of application Reinforced flat washers, designed for use in assemblies with pins and studs secured by cotter pins, provide uniform distribution […]
DIN 970
Attention: The DIN 970 standard is obsolete and has been officially replaced by DIN EN ISO 4032:2013-04. Technical description and scope This regulatory document specifies the geometric parameters and technical requirements for hexagon nuts (style 1) with coarse metric threads. The range of nominal diameters covers values from M1.6 to M39. To ensure the operational […]
DIN 982
Attention: The DIN 982 standard has been officially archived and replaced by the current standards DIN EN ISO 7040:2013-04 and DIN EN ISO 10512:2013-05. EV Group China specialists recommend using these standards when designing new assemblies. Technical features and scope of application The DIN 982 standard regulates the design parameters of high hexagon nuts equipped […]
DIN 603
Technical specifications and application range of DIN 603 bolts The DIN 603 standard regulates the geometric parameters, weight, and technical supply requirements for cup-head square neck bolts. The presence of a square neck is a key design feature that prevents the fastener from rotating when tightening the nut in the mounting hole. The bolts are […]
DIN 6924
Attention: The DIN 6924 standard is obsolete and has been replaced by the modern technical regulations DIN EN ISO 7040:2013-04 and DIN EN ISO 10512:2013-05. Technical description and scope The DIN 6924 standard establishes strict requirements for the geometric parameters, mass characteristics, marking methods, and supply conditions of hexagon self-locking nuts. The product design incorporates […]
DIN 971-2
Attention: The DIN 971-2 standard is considered obsolete and has been completely replaced by DIN EN ISO 8674:2013-04. Technical aspects and scope of DIN 971-2 nuts The DIN 971-2 standard regulates design requirements, manufacturing precision, and tolerances for type 2 hexagon nuts equipped with metric fine threads. Products complying with these standards are widely used […]
DIN 17850
Attention: The DIN 17850 standard has been officially withdrawn (superseded). Specification and purpose of the standard The DIN 17850 standard documentation establishes regulated norms for the chemical composition of titanium alloys and metal products based on them. This standard was a key tool for quality control in the production of titanium semi-finished products, ensuring that […]
DIN 7349
Technical features and application of DIN 7349 washers The DIN 7349 standard defines the key operational and geometric parameters of heavy-duty flat washers designed for use with bolts featuring clamping ends or cylindrical heads under increased load. Due to their increased thickness and outer diameter, these fasteners effectively distribute axial pressure on the bearing surface, […]
DIN 84
Attention: The DIN 84 standard has been officially withdrawn and replaced by the current EN ISO 1207:2011-10 specification. Technical regulations and scope of application This normative document defines the key parameters for the production of cheese head screws with a slotted drive. The regulation covers products with metric threads in the diameter range from M1 […]
DIN 2690
Important technical note: the DIN 2690 standard is currently considered obsolete and has been officially replaced by the EN 1514-1:1997-08 regulation. EV Group China specialists recommend using the current version of the standard when designing new piping systems. Scope of application for DIN 2690 flange gaskets This regulatory specification establishes the geometric parameters, tolerances, and […]
DIN 85387
DIN 85387-1 – Loose flanges for marine pipelines (DN32-DN50 up to PN 25, DN65-DN125 up to PN 10) This standard defines technical regulations for loose flanges intended for use with welding collars (collars) according to part 2 of the DIN 85387 specification. The products are designed for use in marine engineering and shipbuilding pipeline systems. […]
DIN 86037
Technical features of loose flanges and welding collars according to DIN 86037 standard This specification covers the design requirements for piping system components operated in the shipbuilding and offshore industry. The connection system, consisting of welding collars (DIN 86037-2) and loose flanges (DIN 86037-3), is an industry standard for the reliable installation of copper-nickel alloy […]
DIN 86341
Technical parameters of DIN 86341 welding collars The DIN 86341 standard defines the structural requirements and normative parameters for welding collars (stub ends) manufactured from structural carbon and high-alloy stainless steels. These products are intended for use with loose flanges according to the DIN 85387-1 specification. A key feature of these components is their utility […]
DIN 86103
Specification and scope of application for DIN 86103 nozzles Nozzles manufactured in accordance with the DIN 86103 standard are specialized threaded elements designed for integration into hydraulic and pneumatic lines. The primary function of these components is to ensure a reliable, leak-proof connection of pipes, shut-off valves, measuring sensors, as well as threaded plugs and […]
DIN 910
Technical features and purpose of DIN 910 threaded plugs The DIN 910 standard defines the design parameters, geometric tolerances, and technical requirements for hexagonal threaded plugs intended for sealing holes with internal cylindrical threads. Products supplied by EV Group China fully comply with the specifications of DIN 13-5, 13-6, 13-7 standards, as well as DIN […]
DIN 86087
Technical features and purpose of DIN 86087 saddle fittings The DIN 86087 standard regulates design parameters and technical requirements for saddle fittings intended for creating branches in lightweight piping systems. These fittings are optimized for integration with pipes conforming to the DIN 86019 specification. The primary material used for manufacturing is the high-quality copper-nickel alloy […]
DIN 86088
Technical features and purpose of DIN 86088 tees The DIN 86088 standard defines the technical specifications for the manufacture of equal and reducing tees designed for creating branches in piping systems. These connecting elements are specifically engineered for integration with lightweight pipes complying with the DIN 86019 specification. The primary material used for production is […]
DIN 86089
Technical features and purpose of DIN 86089 concentric reducers The DIN 86089 standard defines the design parameters, geometric dimensions, and manufacturing requirements for concentric reducers used for butt welding in piping systems. These fittings are intended for the correct diameter change of pipelines in lightweight structures manufactured in accordance with DIN 86019 requirements. The primary […]
DIN 86090
Technical specifications and application of DIN 86090 elbows Elbows manufactured according to the DIN 86090 standard are designed to change the flow vector in lightweight piping systems. The primary construction material is the copper-nickel alloy CuNi10Fe1.6Mn (material 2.1972), which possesses exceptional corrosion resistance in seawater and aggressive chemical environments. The technical specification allows for the […]
DIN 86028
Technical specifications and application of DIN 86028 weld-on flanges The DIN 86028 standard establishes strict industry requirements for the production, geometric parameters, and quality control methods of copper-nickel weld-on flanges. These pipeline system components are specifically designed for operation in aggressive environments typical of marine infrastructure, shipbuilding, and offshore platforms. EV Group China engineers ensure […]
DIN 2458
Scope of the DIN 2458 standard The regulatory requirements of the DIN 2458 standard govern the geometric parameters, as well as the calculated weight per linear meter, of welded steel pipes. This standard is closely correlated with the technical regulations DIN 1626 (parts 1–4), DIN 17172, and DIN 17177. It is important to note that […]
DIN 2448
Technical features of the DIN 2448 standard The DIN 2448 standard regulates the geometric parameters and calculated mass values per linear meter for seamless steel pipes. It is important to note that this standard has currently been officially replaced by the harmonized European standard EN 10220. Experts at EV Group China recommend using the current […]
DIN 2093
Technical requirements and standardization of disc springs according to DIN 2093 The international standard DIN 2093, which has been superseded in current technical documentation by the EN 16984 regulation, defines a comprehensive set of requirements for the production, geometric parameters, and physical-mechanical characteristics of disc springs. At EV Group China, we strictly adhere to these […]
DIN 965
Technical features and application scope of DIN 965 fasteners Important note: The DIN 965 standard has been officially withdrawn and replaced by the current international standard ISO 7046. The DIN 965 standard defines the geometric parameters, tolerances, and technical requirements for countersunk head screws with a cross-recess (Phillips). This type of hardware is an industry […]
DIN 963
Technical features and application scope of DIN 963 screws The DIN 963 standard (current version ISO 2009) regulates the parameters of countersunk head screws equipped with a slotted drive. The design of these fasteners ensures they sit flush within the mounting hole, allowing for the creation of aesthetic and aerodynamically smooth surfaces in machine assemblies […]
DIN 7603
Technical aspects of applying the DIN 7603 standard The DIN 7603 standard establishes strict requirements for the geometric parameters and material composition of sealing elements. The nomenclature includes ring seals, as well as flat and filled gaskets intended for sealing threaded connections in high-pressure hydraulic and pneumatic systems. These components are optimized for use in […]
DIN 2095
This standard has been replaced by EN 15800. Scope The DIN 2095 standard defines the technical quality requirements for cylindrical compression springs manufactured by cold forming from hardened round wire. After the forming process, the products undergo low-temperature tempering to relieve internal stresses. The technology is applicable for wire diameters up to 17 mm. In […]