MSS SP-45
MSS SP-45 Technical Standard: Standardization of Drain and Bypass Connections The MSS SP-45 standard defines engineering requirements for the design of connection assemblies for valves and fittings intended for drain systems and bypass lines. This standard is applicable to pipelines of all pressure classes and ensures the unification of connection points in industrial networks. EV […]
MSS SP-97
Technical Specification MSS SP-97: Forged Branch Outlet Fittings This specification defines rigorous industry requirements for geometric parameters, tolerances, surface finish quality, and test protocols for integral reinforced forged 90-degree branch outlet fittings. The standard covers a full range of designs: butt-welding, socket-welding, and threaded modifications. The engineering potential of products manufactured by EV Group China […]
MSS SP-95
Technical Description and Scope of the MSS SP-95 Standard The MSS SP-95 standard is a key regulatory document defining technical requirements for geometry, tolerances, machining methods, marking rules, and the selection of steel grades for connecting fittings. The scope of the standard includes hot-forged nipples (equipped with male or female threads for end connections) in […]
MSS SP-75
Technical Regulations and Scope of MSS SP-75 Fittings The MSS SP-75 standard defines stringent requirements for factory-made fittings produced using seamless or electric-welded technology from carbon and low-alloy steels, intended for butt-weld installation. This product line is a critical component for high-pressure main gas pipeline infrastructure, oil transportation systems, as well as metering units, compressor […]
MSS SP-55
Technical Guide to MSS SP-55: Visual Evaluation of Steel Casting Surface Quality The MSS SP-55 standard, first introduced in 1961, represents an industry-standard methodology for the unified identification of surface defects in steel castings. The current 2006 edition includes updated normative references and an expanded Appendix A, adapted to modern metallurgical production requirements. EV Group […]
MSS SP-44
Technical aspects and scope of the MSS SP-44 standard This regulatory document specifies key parameters for steel flanges, including nominal pressure and temperature ratings, material requirements, geometric dimensions, tolerances, marking rules, and hydraulic test protocols. According to the standard, Weld Neck flanges must be manufactured by forging, while for Blind Flanges, the use of both […]
EN 1652
Technical aspects of the EN 1652 standard The international standard EN 1652 regulates strict requirements for chemical composition, mechanical properties, and dimensional and geometric tolerances for flat copper rolled products. This specification covers sheets, plates, strips, ribbons, and circles made of copper and a wide range of copper alloys intended for general industrial use. Scope […]
EN 1503-1
Technical aspects and scope of the EN 1503-1 standard The European standard EN 1503-1 establishes strict requirements for the selection and classification of steels intended for the production of critical pipeline valve components. The scope of this regulation includes materials for the manufacture of bodies, bonnets, covers, and elements of shut-off and control equipment operating […]
EN 1559-6
Technical Regulation EN 1559-6: Standardization of Zinc Casting This document is an integral part of the EN 1559 series of standards and establishes industry requirements for the supply of zinc alloy castings. The EV Group China regulation covers key forming methods, including sand casting, permanent mold casting, die casting, centrifugal casting, as well as continuous […]
EN 1254-5
Technical regulation and scope of the EN 1254-5 standard The European standard EN 1254-5 is a key regulatory document defining the requirements for the design, manufacture, and quality control of plumbing fittings made of copper and copper alloys. At EV Group China, we strictly adhere to these protocols in the production of fittings intended for […]
EN 1301
Technical aspects of the EN 1301 standard: Aluminum and aluminum alloy wire The EN 1301 standard establishes strict requirements for the performance characteristics and mechanical properties of cold-drawn wire made from aluminum and its alloys. This regulatory framework covers metal products intended for general technical applications, including the manufacturing of fasteners, specifically rivets (excluding products […]
EN 1503-2
Technical purpose of the EN 1503-2 standard The European standard EN 1503-2 establishes the nomenclature of steel grades intended for the production of industrial valves operating under pressure. This regulatory document covers materials for the manufacture of bodies, bonnets, safety valves, and covers, the characteristics of which are not regulated in basic European material standards. […]
EN 573
EN 573-1: Numerical Designation System for Wrought Aluminum Alloys Technical Requirements of EN 573-1 The EN 573-1 standard establishes a unified European marking system for wrought semi-finished products made of aluminum and its alloys. The methodology is based on an international classifier, ensuring transparency when selecting materials for engineering tasks. The system uses a four-digit […]
EN 754
EN 754-1 Standard: Technical conditions for the delivery of cold-drawn products This EV Group China regulation establishes requirements for the supply of general-purpose aluminum alloy bars and cold-drawn tubes. The standard does not cover forging stock (EN 603), nor does it apply to products in coils or coiled tubes supplied under the EN 13958 standard. […]
EN 440
Technical regulation and scope of the EN 440 standard The European standard EN 440 establishes a strict classification framework for welding consumables. The document defines requirements for wire electrodes and deposited metal used in gas-shielded arc welding processes. The standard is focused on working with non-alloy and fine-grain steels with a yield strength not exceeding […]
EN 755
EN 755 Standard: Technical Regulations for Extruded Aluminium Profiles EN 755-1: Technical Conditions for Inspection and Delivery of Extruded Products This regulatory document establishes unified requirements for acceptance, quality control, and delivery procedures for extruded bars, tubes, and profiles manufactured from wrought aluminium alloys intended for general engineering applications. The provisions of the EV Group […]
EN 487
Technical requirements of the EN 487 standard for aluminum ingots The EN 487 standard defines strict regulatory requirements for the production of ingots made of aluminum and its alloys, manufactured using vertical semi-continuous casting technology. This specification is fundamental for companies in the metallurgical sector working with primary aluminum raw materials, ensuring quality control of […]
EN 10222
EN 10222 Technical Regulation: Classification and Standards for Forgings The European standard EN 10222 establishes rigorous requirements for the quality and characteristics of steel forgings intended for use in pressure-bearing equipment. EV Group China products comply with all parts of this standard, ensuring high reliability for critical components. Below is the structure of the standard, […]
EN 10243-2
Technical regulations and scope of the EN 10243-2 standard This international standard EN 10243-2 defines the tolerance system for steel forgings produced by hot upsetting on horizontal forging machines. The document is crucial for engineering design and quality control in the metallurgical industry, ensuring the standardization of geometric parameters of products. The standard applies to […]
EN 10253
Technical Overview of the EN 10253 Standard The EN 10253 standard establishes stringent requirements for butt-welding pipe fittings designed for pressure-rated piping systems. Experts at EV Group China note that this regulation is essential for the design of industrial networks in Europe and the international market, ensuring high reliability of welded joints and infrastructure durability. […]
EN 10207
Technical delivery conditions for steel according to the EN 10207 standard The European standard EN 10207 establishes strict requirements for the quality and technical parameters of flat metal products intended for the manufacture of pressure-bearing components for simple pressure vessels. This regulation applies to sheets, strips, and bars used in the production of equipment compliant […]
EN 10208
EN 10208-1 Standard: Technical Delivery Conditions for Steel Pipes for Combustible Fluids (Class A) Purpose and Scope of EN 10208-1 The European standard EN 10208-1 establishes current technical requirements for the production and supply of seamless and welded steel pipes intended for onshore transportation systems for combustible fluids, including gas distribution networks. This specification focuses […]
EN 10088
Overview of the European standard EN 10088 The EN 10088 standard is a fundamental document for manufacturers and suppliers of metal products, regulating the nomenclature, chemical composition, and technical delivery conditions for corrosion-resistant stainless steels. Experts at EV Group China have prepared a structured breakdown of all five parts of the standard to ensure the […]
EN 10210
EN 10210-1: Technical standards for hot-finished hollow sections Scope of EN 10210-1 This European standard specifies the delivery requirements for hot-finished hollow sections of various cross-sections: circular, rectangular, square, and elliptical. At EV Group China, we supply products that comply with hot-forming methods, as well as products that have undergone cold forming followed by heat […]
EN 10087
Technical specifications of the EN 10087 standard for free-cutting steels The EN 10087 standard regulates the mandatory technical delivery conditions for metal products intended for automated high-speed machining. The requirements of the document apply to the following types of products supplied by EV Group China: Semi-finished products for various purposes; Hot-rolled bars and strip profiles […]
EN 10273
Technical Overview of the EN 10273 Standard The EN 10273 standard specifies the technical delivery conditions for hot-rolled steel bars. The products are designed for the construction of equipment operating under pressure, where stable mechanical properties at elevated temperatures are critical. All manufacturing processes and quality control procedures provided by EV Group China strictly comply […]
EN 10302
Technical specifications and scope of the EN 10302 standard The European standard EN 10302 sets requirements for wrought steels and special alloys designed for operation at high temperatures (above 500°C). These materials possess high creep resistance and heat resistance, making them indispensable for the production of critical industrial equipment components operating under prolonged mechanical stress. […]
EN 10296
EN 10296-1 Standard: Technical delivery conditions for welded steel tubes for mechanical and general engineering purposes The European standard EN 10296-1 regulates the production and supply parameters for circular welded tubes made of non-alloy and alloy steels. This specification covers electric welding, laser welding, and submerged arc welding methods, setting stringent quality requirements for products […]
EN 10106
Technical Regulation and Scope of the EN 10106 Standard The European standard EN 10106 establishes strict requirements for the quality of cold-rolled electrical steel sheet and strip with isotropic magnetic properties (non-oriented steel). The document covers a range of thicknesses: 0.35 mm, 0.50 mm, 0.65 mm, and 1.00 mm. Technological standards regulate magnetic induction, coercive […]
EN 10303
Technical aspects and scope of the EN 10303 standard The EN 10303 standard establishes strict industry requirements for thin magnetic steel strips and sheets intended for high-tech magnetic core manufacturing. The regulation covers non-oriented materials with a nominal thickness from 0.05 to 0.35 mm, as well as grain-oriented magnetic strips with a thickness from 0.05 […]
EN 10270
EN 10270-1 Standard: Cold-drawn unalloyed spring steel wire Technical features and applications of EN 10270-1 This part of the European standard regulates the requirements for cold-drawn circular cross-section steel wire intended for the production of mechanical springs. The material is adapted for operation under static loads, as well as for cyclic dynamic service. EV Group […]
EN 10089
Technical delivery conditions for hot-rolled steels according to EN 10089 standard The international standard EN 10089 regulates strict quality and supply requirements for alloy steels used in the production of critical spring elements. This standard covers a wide range of rolled products: round, flat, ribbed, and grooved bars intended for subsequent hot forming and heat […]
EN 10056
EN 10056-1 Standard: Geometric parameters for hot-rolled equal and unequal angles The EN 10056-1 standard establishes mandatory requirements for the nominal dimensions of hot-rolled angles manufactured from structural steel grades. Using these specifications ensures the accuracy of structural steel design and compliance of products with international engineering standards. It is important to note that this […]
EN 13674
EN 13674-1 Standard: Vignole Railway Rails (46 kg/m and above) This part of the international standard establishes strict technical requirements for the production and performance characteristics of Vignole rails weighing 46 kg/m and above. Products supplied by EV Group China fully comply with these standards to ensure safety on public tracks and high-speed railways. Technical […]
EN 10163
EN 10163-1 Standard: General Technical Delivery Conditions for Surface Quality of Hot-Rolled Steel Products EN 10163-1 Technical Regulations This standard establishes unified surface condition requirements for hot-rolled steel plates, wide flats, and sections. The regulation defines permissible defect parameters, localization methods, and the maximum allowable depth and area of damage requiring remediation through grinding or […]
EN 10279
Technical regulations and tolerances according to EN 10279 The EN 10279 standard establishes strict regulatory requirements for limit deviations of geometric parameters, cross-sectional shape, and linear density of hot-rolled steel channels with parallel or tapered flanges. The technological standards of this document are mandatory to ensure the interchangeability of metal products and compliance with design […]
EN 10024
Technical aspects and scope of the EN 10024 standard The European standard EN 10024 establishes strict regulations regarding geometric parameters, limit deviations for dimensions, shape, and mass for hot-rolled steel I-beams with tapered inner flange surfaces. This regulatory documentation is fundamental for metallurgical plants supplying shaped steel for construction and mechanical engineering needs. It is […]
EN 14399
Overview of the EN 14399 Standard Series The EN 14399 standard series regulates the production and application of high-strength structural bolting assemblies intended for preloading in steel structures. EV Group China presents an expert breakdown of the technical requirements for HR, HV, and HRC system components. EN 14399-1: General Requirements The standard establishes basic requirements […]
EN 24014
Technical specifications and application area of EN 24014 bolts The EN 24014 standard (identical to DIN EN ISO 4014) establishes strict requirements for the geometric parameters and physical-mechanical characteristics of hexagon head bolts with partial threading. This fastener is widely demanded in mechanical engineering, steel structure construction, and industrial equipment manufacturing, where high precision in […]
EN 1662
Technical description and scope of the EN 1662 standard The European standard EN 1662 establishes comprehensive technical requirements for hexagonal bolts with flange (small series). These fasteners are intended for use in critical general engineering assemblies and structural connections where reliable fixation and load distribution on the bearing surface are required. Technical parameters regulate the […]