20 August, 2025
Country
Standard
Equivalent Grades of Grey Iron (Gray Cast Iron)
ISO
ISO 185
100
150
200
250
300
350
–
China
GB 9439
HT100
HT150
HT200
HT250
HT300
HT350
–
USA
ASTM...
18 August, 2025
High Frequency Induction Quenching is a form of heat treatment in which a metal part, High Frequency Induction Quenching is heated by induction heating...
18 August, 2025
There is a table below shows the comparisons of various surface roughness scales. The information contained in the table is based on the assumption that...
18 August, 2025
Leesh Silica sol precision casting (also known as investment casting or lost-wax casting) is built on advanced equipment, mature techniques, and extensive...
18 August, 2025
Leesh and China Textile Machinery Group have singed first 10 Tons Textile Machinery parts (Investment Casting) contract at the Liaoning Mansion Hotel.
18 August, 2025
1. Process Principles Comparison
Process
Pressure Source
Filling Method
Typical Pressure Range
High Pressure Casting (HPDC)
Hydraulic or mechanical...
15 August, 2025
Leesh Logo and Leesh Brand Philosophy from Chinese Taoist Culture
Leesh takes the Big Dipper from Chinese Taoist culture as its spiritual totem, integrating...
08 July, 2025
Leesh Holdings is proud to announce the launch of LeeshPedia, a dedicated knowledge hub designed to share our extensive engineering expertise and empower...
21 May, 2025
Under the active guidance and promotion of the Shenyang Municipal Government, a heart – warming charity donation event was recently held in Kangping....
10 January, 2025
China ferrous and non-ferrous industry quite booming in last 30 years. There are three main reason for the booming.
1- China has complete industrial categories...
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