News
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Canada Initiates Administrative Review of Corrosion Resistant Steel (COR) Fittings and Copper Pipe Produced in Vietnam – International Trade and Investment
Corrosion Resistant Steel Sheet (COR) HS code under study: 7210.30, 7210.49, 7210.61, 7210.69, 7212.20, 7212.30, On November 8, 2019, the CBSA launched an anti-dumping and anti-subsidiary investigation against imported COR steel products made in Turkey, the United Arab Emirates and Vietnam. On No...Read more -
Adoration of the CNC: Lingenfelter transplant 243/799 inside the dome of the cathedral
When it comes to OEM cylinder heads, the entire LS part line is a real step up in the world of factory cylinder heads. You have a factory head with large intake ports, decently sized intake and exhaust valves, and quality aluminum casting off the assembly line – especially when compared to ...Read more -
Forged carbon steel flange product advantages
Forging has always been the dominant product in the industry, the same type of product, the same material of high pressure flange product prices will appear obvious gap, this is because the production of high pressure flange technology is different, there are basically two kinds of high pressure ...Read more -
GB/T12459-2017 (Specification Appendix) Design Verification Test
Affiliated A (Specific appendix) Design verification test A.1 The test required When the manufacturer uses the verification test method to identify the design of the pipe parts, the verification test shall be performed in accordance with the provisions of this appendix.The test should be carried ...Read more -
The difference between carbon steel elbow and stainless steel elbow is not only reflected in the material!
Elbow is a pipe fitting used to change the direction of the pipe in the piping system. According to the elbow Angle, 45° elbow, 90° elbow and 180° elbow are more commonly used. In addition, elbow manufacturers can also produce 60° elbow and other abnormal Angle elbow according to customer re...Read more -
Manufacturing Process Specification for Pipe Fittings
Manufacturing Process Specification for Pipe Fittings 1、ELOBW Technological Flow Sheet 2、Reducer Technological Flow Sheet 3、Tee Technological Flow Sheet 4、Cap Technological Flow Sheet 一、Material 1.1 The selection of materials shall comply with the relevant standards of the pipe produ...Read more -
Q235B Carbon steel flange sealing and welding
Flange is a kind of disk part, common in pipeline engineering, flanges are used in pairs. In pipeline engineering, flanges are mainly used for connecting pipelines. In the pipeline that needs to be connected, a flange should be installed. Wire flange can be used for low-pressure pipeli...Read more -
What technologies are needed for processing and heat treatment of carbon steel elbow
In the process of heating and cooling of elbow, due to the inconsistent cooling speed and time between the surface and the heart, the temperature difference will be formed, which will lead to the uneven expansion and contraction of the volume and produce stress, that is, thermal stress. U...Read more -
ASTM Carbon steel fittings composition
Chemical Composition of ASTM A234 WPB & WPC Element Content, % ASTM A234 WPB ASTM A234 WPC Carbon [C] ≤0.30 ≤0.35 Manganese [Mn] 0.29-1.06 0.29-1.06 Phosphorus [P] ≤0.050 ≤0.050 Sulfur [S] ≤0.058 ≤0.058 Silicon [Si] ≥0.10 ≥0.10 Chromium [Cr] ≤0.40 ≤0.40 Molybdenum [Mo] ≤0.15 ≤0.15 Nickel [...Read more -
Pipe fitting manufacturing process flow
1. Material 1.1. The selection of materials shall comply with the relevant standards of the pipe producing country and the raw material standards required by the owner. 1.2. After entering the factory, the inspectors first v...Read more -
2021 Shanghai fluid, pump valve and pipe fittings Exhibition
On August 25 2021. Our company participated in the 9th Shanghai International fluid, pump valve and pipe fitting exhibition 2021 as a representative. At present, it is one of the largest and most professional international exhibitions in the fluid, pump valve and pipe fi...Read more -
Export status of valves in China
China's main valve exporting countries are the United States, Germany, Russia, Japan, the United Kingdom, South Korea, the United Arab Emirates, Vietnam and Italy. In 2020, the export value of China's valves will be more than US $16 billion, a decrease of about US $600 m...Read more