GOST-12815-80新版标准规范

r0CT12815-80-r0CT12822-80r OC y IA PC T B E HH bI EC T A H IA P T BIΦJIAHIIbI APMATYPEI,COEINHNTEJIbHbIX YACTEMM TPYBOIIPOBOOBM3 aane o中HIaL,OCHIK H3ATEJIbCTBO CTAHIAPTOBo c K B难GOSTrOCT 12815-80,naHubl apMaTypbl,coe AMHMTenbHblx vacTeM M Tpy6onpoBonoB Ha py OT 0,1 Ao 20,0 Mna (OT 1 Ao 200 Krc/CM KB.).Tnnbl.npncoen MHNTenbHEFlanges for valves,fitfings and pipelines for Pnom from 0,1 to 20 MPa (from 1 to 200kgf'sq sm).Types.Connecfing dimensions and dimensions of sealing surfa