... steel. 1. The autoclave are made in pipelining. Due to automatic jointing, the surface is smooth. The autoclave are made out ... autoclave adopts active fast door construction, by handheld speed-down machine or adopts electric, gas, or liquid on-and-off in ... steamed and fostered sand lime bric pipe pile, fly ash brick, air entrained concrete masonry block, high-strength plaster, and other ...