EN 12163
Technical regulations and operational characteristics of the EN 12163 standard The European standard EN 12163 establishes strict requirements for the chemical composition, physical and mechanical properties, and geometric parameters of copper and copper alloy rods. This regulatory framework applies to metal products with round, square, hexagonal, and octagonal cross-sections manufactured by cold drawing or hot […]
ASTM A6 / A6 M
Technical Regulation for Standard Application This specification establishes unified requirements for the production, quality control, and supply of a wide range of metal products. The rules apply to hot-rolled structural shapes, plates, bars, and sheet piling. EV Group China products comply with the established ASTM standards for the following specifications: A 36 / A 36M […]
EN ISO 7089
Technical specifications for plain washers according to EN ISO 7089 The international standard EN ISO 7089 regulates the parameters of plain washers of the normal series, belonging to product grade A. This technical documentation covers products with nominal thread diameters from 1.6 mm to 64 mm, classified by hardness: 200 HV and 300 HV. Specialists […]
EN 10061
Technical requirements and scope of the EN 10061 standard This European standard EN 10061 establishes strict requirements for nominal dimensional characteristics, as well as limit deviations in shape and geometric parameters for hot-rolled steel hexagonal bars. This specification serves as a baseline for metallurgical enterprises and engineering departments, ensuring the standardization of products supplied by […]
EN 2690
Technical specifications and purpose of the EN 2690 standard This regulatory documentation governs the strict requirements for the production of open-die forgings manufactured from high-strength aluminum alloy grade AL-P7050-T7452. The cross-sectional parameters of the products are limited to a value of less than 200 mm. These products, supplied by EV Group China, are intended for […]
EN 10058
Technical regulations and scope of the EN 10058 standard This regulatory document establishes unified requirements for geometric parameters, limit deviations for dimensions, and shape for hot-rolled flat bars for general purpose. As part of standardization, EV Group China ensures the supply of products that fully comply with these engineering specifications, guaranteeing cross-sectional stability and precision […]
EN 10067
Technical standards and specifications for bulb flats according to EN 10067 The international standard EN 10067 defines strict regulatory requirements for the geometric parameters, limit deviations in shape, cross-section, and unit weight of hot-rolled bulb flats. This specification is fundamental for metallurgical plants supplying specialized profiles for shipbuilding and heavy engineering. It is important to […]
ASTM A210 / A210 М
Technical Overview of the ASTM A210 / A210M Standard The ASTM A210 / A210M specification establishes strict requirements for the manufacture of seamless boiler tubes and flue tubes with regulated minimum wall thickness. Medium-carbon steel is used as the primary material, ensuring the reliability of components operating under high-temperature and high-pressure conditions, including superheater elements, […]
EN 10215
Technical regulations and scope of the EN 10215 standard The European standard EN 10215 defines strict requirements for flat steel products obtained by continuous hot-dip coating in an aluminum-zinc alloy. The EV Group China product range includes low-carbon steels optimized for cold forming processes (see Table 1), as well as structural steels (see Table 2) […]
GB/T 700
1. Scope of the Standard This technical regulation establishes the requirements for carbon structural steel of ordinary quality. The document covers steel classification, dimensional parameters, shapes, limit deviations, weight characteristics, test methods, quality control protocols, as well as labeling and packaging requirements for delivery. This standard applies to hot-rolled sheet metal, steel strips, section steel, […]
GB/T 1591
Technical Regulation for Low-Alloy Structural Steels This regulatory document establishes a comprehensive list of requirements for high-strength low-alloy steels, governing labeling methods, physical and chemical parameters, dimensional tolerances, profile geometry, quality control procedures, packaging rules, and documentary proof of compliance. The provisions of the standard apply to steel plates, strip steel, shaped profiles, merchant bars, […]
GB/T 4237
1. Scope of the Standard This specification establishes comprehensive technical requirements, classification criteria, methods for geometry and mass inspection, as well as testing and certification protocols for hot-rolled stainless steel products. The document regulates requirements for heavy plate, wide strip, sheets obtained from coil slitting, and narrow strips made of corrosion-resistant steels supplied by EV […]
GB/T 9808
Technical specifications and application scope of the GB/T 9808 standard This standard regulates the requirements for the production and operation of seamless steel pipes intended for drilling operations of varying complexity. The document establishes comprehensive standards regarding geometric parameters, limit deviations, physical and mechanical properties of steel, quality control procedures, testing methods, as well as […]
GB/T 14976
1. Scope of the Standard This technical regulation establishes comprehensive requirements for seamless stainless steel pipes intended for the transport of liquid media. The document covers classification, coding systems, ordering procedures, geometric parameters (dimensions and tolerances), surface condition requirements, mass, physical and mechanical properties, laboratory testing methods, acceptance rules, as well as standards for marking, […]
ANSI / ASME B1.1
General Provisions and Technical Specification 1.1 Scope This technical regulation establishes requirements for profile geometry, classification, tolerance classes, and designation systems for unified inch screw threads. The term “unified” emphasizes the standard’s reliance on the inch measurement system. This document covers exclusively UN and UNF thread profiles. For the convenience of engineering calculations, metric interpretations […]
MSS SP-79
1. Scope of the Standard 1.1 Technical Regulation This specification defines the regulatory requirements for socket-weld reducing inserts, establishing standards for geometric parameters, tolerances, surface quality, marking methods, and the physicochemical characteristics of materials. This documentation is applicable to class 3000 and 6000 fittings, compatible with ASME B16.11 requirements. Metric (SI) parameters and standard US […]
MSS SP-83
1. Scope of the Standard This regulatory document establishes a complex set of technical requirements for forged unions intended for installation in piping systems. The specification covers products made of carbon, alloy, high-alloy (stainless) steels, and precision nickel alloys. Products supplied by EV Group China meet strict quality standards and are intended for integration into […]
BS 3799
1. General Information 1.1 Technical Scope This British Standard specifies the technical requirements for threaded and socket weld fittings manufactured from forged carbon and alloy steel. Products supplied by EV Group China are intended for use in critical applications within the oil, gas, and petrochemical industries. Threaded fittings complying with this standard are designed for […]
ASTM A733 / ASME SA733
Technical Regulations and Scope of ASTM A733 The ASTM A733 standard establishes comprehensive requirements for the manufacturing and inspection of welded and seamless pipe nipples. The scope of the document covers products made from carbon steel grades (including black finish and hot-dip galvanized) and austenitic stainless steels. The size range covers pipe diameters from 1/8 […]
ASTM B572 / ASME SB572
Technical requirements according to ASTM B572 / ASME SB572 standard This specification defines the regulatory requirements for the production of round bars made of heat-resistant nickel alloys UNS N06002, UNS N06230, UNS N12160, and UNS R30556. EV Group China products meet strict quality criteria for operation in extremely high temperatures and aggressive chemical environments. The […]
ASTM F1007
The ASTM F1007 standard establishes strict technical regulations for the design, manufacturing, and verification testing of slip-type expansion joints. These assemblies are critical components of piping systems, providing compensation for axial thermal deformations (expansion and contraction) during the transport of working media. Technical Regulation and Scope The ASTM F1007 specification is relevant for design engineers […]
ASTM F1120
This ASTM F1120 specification regulates the technical requirements for the design, manufacturing methods, inspection procedures, and acceptance testing of circular metallic bellows expansion joints. Experts at EV Group China emphasize that these products are critical for mitigating axial, shear, and angular deformations caused by thermal expansion of piping systems or vibration loads from process equipment. […]
ASTM F1298
ASTM F1298 Technical Regulation: Flexible Ball Joints for Piping Systems The ASTM F1298 standard establishes rigorous requirements for the design, manufacturing methodology, and testing protocols of ball joints. These components are used to compensate for thermal expansion, vibration loads, and mechanical displacements in pipelines transporting fluid media. Engineering solutions from EV Group China comply with […]
ASTM F2934
ASTM F2934 Technical Regulation: Design and Operation of Bellows Expansion Joints This regulatory document defines the mandatory requirements for the engineering design, manufacturing methodology, quality control procedures, and testing protocols for circular metallic bellows expansion joints. These elements are designed to compensate for axial, angular, and lateral deformations in piping systems caused by thermal expansion […]
ANSI / ASME B31.8
Regulatory Requirements and Classification of Standards 1.1 Regulatory Documents and Specifications All regulatory documents mandatory for design and operation according to this standard are detailed in Annex A, including the current contact details of relevant organizations. Application of the standards implies the use of their current versions at the time of design work. 1.2 Integration […]
EN ISO 5211
Technical requirements of the EN ISO 5211 standard for industrial valves The international specification EN ISO 5211 defines unified requirements for the geometric and operational parameters of connection interfaces between part-turn actuators and industrial valves. Experts at EV Group China emphasize that compliance with these standards is critical for ensuring alignment and reliable torque transmission […]
EN ISO 10497
Technical Regulations for Fire Type-Testing of Valves per ISO 10497 The international standard ISO 10497 defines rigorous protocols for fire type-testing of industrial shut-off valves. The methodology is aimed at verifying the ability of structures to maintain integrity and tightness under operating pressure when exposed to open flames. Experts at EV Group China emphasize that […]
EN ISO 15848-1
Scope of the ISO 15848-1 standard The international standard ISO 15848-1 regulates methods for conducting qualification tests of isolation valves for fugitive emissions. The methodology is aimed at assessing the permeability of stem (shaft) seals and valve body connections operated in environments with high concentrations of volatile organic compounds and hazardous chemicals. EV Group China […]
EN ISO 14723
Technical requirements for subsea pipeline valves according to ISO 14723 The international standard ISO 14723 establishes strict regulations for the design, manufacturing process, verification procedures, and technical documentation for valves used in subsea pipeline systems. The specification covers ball, gate, check, and through-conduit valves operated within oil and gas infrastructure in accordance with ISO 13623 […]
EN 558
Technical standards and scope of EN 558 The EN 558 technical documentation was developed by the CEN/TC 69 technical committee, which is responsible for the standardization of industrial valves. Coordination and secretariat management for this standard are carried out by the French Association for Standardization (AFNOR). EV Group China specialists use these specifications to ensure […]
EN ISO 17292
Technical parameters and purpose of the EN ISO 17292 standard The international standard EN ISO 17292 regulates design requirements and inspection methods for metal ball valves used in critical components of the oil and gas, petrochemical, and related industries. Products supplied by EV Group China comply with these standards, ensuring the tightness and reliability of […]
EN ISO 4033
Technical Overview of the EN ISO 4033 Standard The international specification EN ISO 4033 regulates the geometric parameters and technical requirements for high hexagon nuts (type 2) with metric threads ranging from M5 to M36. The products are classified by manufacturing precision: Class A: for fasteners with a nominal thread diameter d ≤ M16. Class […]
EN ISO 7090
Technical specifications and scope of application for EN ISO 7090 flat washers The international standard EN ISO 7090 regulates the parameters of normal-series flat washers belonging to accuracy class A. A distinctive design feature of these products is the presence of a chamfer on the outer contour. The standard covers fasteners with a hardness of […]
EN ISO 4034
Technical features and purpose The international standard regulates the geometric and operational parameters of hexagon nuts (style 1) in the metric thread range from M5 to M64. This type of fastener belongs to product grade C, which determines the specifics of tolerances and manufacturing precision. Products supplied by EV Group China fully comply with international […]
EN ISO 4035
Technical regulations and scope of the ISO 4035 standard The international ISO 4035 standard defines strict technical requirements for chamfered thin hexagon nuts (style 0). This type of fastener is produced with metric thread in the range from M1.6 to M64. Geometry and manufacturing accuracy control is carried out according to product grades: grade A […]
EN ISO 4036
Technical Description and Application The international standard regulates the geometric parameters and manufacturing quality requirements for low hexagon nuts (product grade 0) without chamfer. The nomenclature covers a range of metric threads from M1.6 to M10, corresponding to product grade B. These fasteners are designed for use in high-precision assembly units where a minimal profile […]
EN 14917
Technical requirements and scope of the EN 14917 standard The European standard EN 14917 establishes strict engineering protocols for the design, manufacturing technology, and installation methods of metal bellows expansion joints. This regulatory framework covers equipment operating in systems with excess pressure exceeding 0.5 bar. Experts at EV Group China emphasize that compliance with this […]
EN ISO 8673
Technical Regulations and Scope The EN ISO 8673 standard defines the geometric parameters and physical-mechanical characteristics of hexagon nuts, style 1, with metric fine pitch thread. The nominal thread diameter range covers values from 8 to 64 mm. For products with a diameter of 8–16 mm, accuracy class A is established, while for the 16–39 […]
EN ISO 8675
Technical description and scope of the EN ISO 8675 standard The international standard EN ISO 8675 defines the geometrical parameters and technical requirements for thin hexagon nuts (style 0) with chamfer, equipped with a metric fine-pitch thread. These products are designed for use in high-load assemblies where saving axial space while maintaining the reliability of […]
ANSI / ASME B31.3
General Provisions and Regulatory Framework Definition and Status of the Standard This document is a specialized section of the ASME B31 codes, developed by the American Society of Mechanical Engineers (ASME) to regulate the design, installation, and operation of process piping. The standard is a national American regulation that ensures uniformity of technical requirements in […]