Search results for keyword: qualified
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......
1123 
Hannah
JGJ81-2002 Construction steel structure welding technical specification (fourth)
National Technical Specifications for Steel Building Co welding of JGJ81-2002
In 2002, the National Technical Specifications for Steel Building Co welding (JGJ81-2002) was introduced for the construction industry. This document embodies a set of rules and norms that are intended to standardize an......
GB/T 4162-91 Ultrasonic Inspection Method for Forged Steel Bars
材料
Abstract
Ultrasonic testing is an important technique for detection of rolling defects in steel bars. Ultrasonic testing is typically used to detect internal flaws, such as cracks and other discontinuities, that cannot be detected by visual inspection. GB／T 4162–91 regulates the ultrasonic ......
Composite steel plate ultrasonic flaw detection method GB 7734-87
Ultrasonic testing is a form of non-destructive testing that utilizes the principle of ultrasound, which is the vibration of sound waves greater than the human ear can detect, to detect flaws in a material. It’s one of the most common testing methods used to inspect steel plates, and can be appli......
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......
Carbon structural steel and low alloy structural steel hot-rolled steel sheet and strip GB 912-89
Hot-rolled sheets and strips of carbon structural steel and low alloy structural steel are one of the important types of products in the steel industry. It is widely used in various industries such as construction, automobile, electromechanical, shipbuilding, petrochemical and military industry.
......
Copper alloy castings GB/T 13819-92
Copper alloy casting is an important part of the development of modern industry. In the manufacturing industry, copper alloy casting is widely used in the production of auto parts, machinery parts, large machinery and other products. As a traditional casting method, copper alloy casting has its uni......
GB 5126-85 Eddy current testing method for aluminum and aluminum alloy cold-drawn thin-walled pipes
Abstract
This article introduces the detection of eddy current of cold-drawn thin-wall tube material made of aluminum and aluminum alloy according to the national standard GB 5126-85. This method of eddy current testing is a reliable, high-efficiency nondestructive testing technology, which is wi......
Penetration testing and rating methods for indications of flaws in steel castings (abstract) GB 9443-88
Abstract
Industrial casting steel parts are used in many fields of engineering and they are often subjected to many types of forces that could cause damage to the parts. To ensure these parts are durable and can withstand heavy loads, it is important to check them through penetration testing and d......
Niobium plate, strip and foil GB 3630-83
Introduction
Molybdenum plate, strip, and foil are pieces of molybdenum produced by rolling, forging, or drawing under high temperatures and pressures. They are used in a variety of applications, from aerospace engineering to industrial machinery and medical equipment. Molybdenum has many unique q......
Popular Entries
- Spanish heat-resistant steel steel grade
- Faults caused by incorrect mixing ratio of gasoline and engine oil
- How lifts work
- overseas trade
- London Exchange Alternative Investment Market
- Zibo Fushan Mining Co., Ltd.
- Brinell/Rockwell hardness conversion table
- Zhangjiagang Rural Commercial Bank
- ГOCT 5949-1975 Specifications for corrosion-resistant, heat-resistant and heat-strength steel bars and cold-worked products
- thermodynamics thermodynamics
- re-election workshop design
- employee satisfaction
- Density of diamond
- Rationalized Global Planning Model
- digital wallet
Recent Updates
- continuous casting
- ГOCT 5949-1975 Specifications for corrosion-resistant, heat-resistant and heat-strength steel bars and cold-worked products
- overseas trade
- shipping
- Korea Xinsheng Shipping Co., Ltd. Shanghai Office
- Hamilton's Protectionist Trade Doctrine
- Rationalized Global Planning Model
- Heckscher-Ohlin model
- black market price
- buy each other
- principle of reciprocal treatment
- The unit that accepts entrusted customs declaration
- reciprocal tariff
- sliding tariff
- digital wallet
- horizontal trade
Trending Keywords
Copyright © 2016 - 2024 by metal-knowledge.com. All rights reserved