... industry 3. Material: 16 MnR steel. 1. The autoclave are made in pipelining. Due to automatic jointing, the surface is smooth. The ... autoclave adopts active fast door construction, by handheld speed-down machine or adopts electric, gas, or liquid on-and-off ... bric pipe pile, fly ash brick, air entrained concrete masonry block, high-strength plaster, and other cement product, strong gypsum, rubber ...