quality seamless steel pipe, alloy pipe. Excellent to operate thick-walled tubes, special tubes, high pressure boiler tubes and alloy tubes in the industry renowned. Fourth, the commonly used classification method is based on the structural characteristics of steel plate and the chemical composition of the characteristics of steel and a combination of the two methods of classification. Generally divided into martensitic stainless steel, ferritic stainless steel, austenitic stainless steel, duplex stainless steel and precipitation hardening stainless steel plate. Or divided into chromium stainless steel and nickel stainless steel two broad categories. Stainless steel classification knowledge, over Xiaobian temporarily introduced here, I hope you understand the stainless steel help, if you want to know more stainless steel knowledge, please continue to pay attention to every home decoration network.Sound-absorbing panels is a sound-absorbing material, with good insulation, sound absorption, environmental protection and other functions. Common in cinemas, conference rooms, museums and other places. Acoustic board what are the specifications? See below. Sound-absorbing board general specifications Sound-absorbing board
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