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Sample sampling method for chemical analysis of steel and allowable deviation of chemical composition of finished product
Chemical Analysis of Steel using Sample Testing and Allowable Deviations in Chemical Composition of the Finished Product Steel is a material that has been of long-standing use in engineering and construction due to its strength, hardness, and durability. The chemical composition of steel is what ......
Construction project supervision specification (GB50319-2000)
Chinese Construction Project Supervision Standard (GB50319-2000) China has experienced a dramatic shift in its labor force and economy in the last few decades. This shift has necessitated the adoption of stricter and more comprehensive regulations, standards, and guidelines for China’s construc......
GB/T 13201--91 Technical Method for Establishing Local Air Pollutant Emission Standards
GB/T 13201--91 Technical Method for Establishing Local Atmospheric Pollutant Emission Standards This paper focuses on the technical method formulated in the standard of GB/T 13201--91, designed to establish local atmospheric pollutant emission standards. This standard specifies the steps and proc......
JGJ81-2002 Construction Steel Structure Welding Technical Regulations (Part 11)
Welding technology regulations for architectural steel structures (No.11) Welding technology regulations for architectural steel structures are established in order to ensure the safety and reliability of steel structure products and their welding performance, and to guarantee their long-term saf......
tags: welding must steel welding process shall
1081
Hannah
NF is the French standard
NF is the French Standard France is a developed country with a rich history, culture, and economy. It also has a broad impact across the globe. A testament to this impact is NF, the French Standard, which has become internationally recognized. But what is NF, and how has it become so influential......
tags: standards nf quality nf french products
1027
Sophia
Technical Specification for Waterproofing of Underground Engineering (GB50108-2001)
Underground Engineering Waterproofing Technology Specification (GB50108-2001) This standard specifies the technical requirements and acceptance criteria of waterproof engineering design and construction, the process of detection, acceptance, maintenance and management of underground engineering w......
Dimensions, shapes, weights and allowable deviations of forged round and square steel (abstract) GB 908-87
GB 908-87 Steel Round and Square Bars This standard outlines the dimensions, shape, weight, and allowable tolerances for round and square steel bars. Dimensions The general dimensions of steel round bars with a maximum diameter of 250 mm, and the general dimensions of square bars with a maxim......
tags: should bars round steel round square
1029
Oliver
Carbon dioxide shielded welding steel wire GB 8110-87
Carbon dioxide gas shielded welding (CO2 gas shielded welding) is a method of welding mainly conducted in an atmosphere of carbon dioxide gas, and is widely used in industry. It is one of the standard processes of automatic welding, and accounts for about 90% of the total world welding consumable ......
tags: welding wire steel welding wire carbon
1032
Hannah
Ultrasonic inspection method for titanium and titanium alloy pipes GB/T 12969.1-91
,以GB/T 12969.1-91 Ultrasonic Inspection Method for Titanium and Titanium Alloy Tubes 为主题。 Ultrasonic Inspection Method for Titanium and Titanium Alloy Tubes (GB/T 12969.1-91) Titanium and titanium alloys are important materials in modern industrial production, primarily used in aircraft engi......
Ultrasonic flaw detection method for titanium and titanium alloy processed products GB 5193-85
: Ultrasonic Testing of Titanium and Titanium Alloy Processing ProductsThis standard specifies the method for the ultrasonic testing of titanium and titanium alloy processing products. The standard applies to the inspection of titanium and titanium alloy plates, strips, wires and forgings.1. Method......
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