ASTM A387 / A387M-11 PDF ntaub ntawv
Cov khoom siv ASTM A387 yog dab tsi?
ASTM A387 specification yog tus qauv Specification rau Pressure Vessel Phaj, Alloy Steel, Chromium-Molybdenum daim hlau siv nyob rau hauv daim ntawv thov ntawm welded boilers thiab siab hlab ntsha raug rau siab kub. Ob qib SSAB tsim muaj nyob rau hauv Chav Kawm 1 thiab / lossis Chav Kawm 2.
Dab tsi yogASTM A 387 Cov khoom lag luamsib npaug?
ASTM A387 qib 11 sib npaug steel yog ASME SA387 qib 11. ASTM A387 qib 11 npog A387 qib 11 chav kawm 1 thiab A387 qib 11 chav kawm 2, uas sib npaug rau ASME SA387 qib 18 qib 71 thiab qib 12 raws.
Qhov txawv ntawm A182 thiab A387 yog dab tsi?
A387 yog cov khoom siv phaj. A182 yog cov khoom siv forging
Dab tsi yogA387 GR-11khoom?
A387 Qib 11 Chav Kawm 2 - lub siab- zoo chrome moly steel - yog siv nyob rau hauv ntau yam kev lag luam thiab muaj txiaj ntsig zoo, tshwj xeeb tshaj yog nyob rau hauv kev lag luam chemical, roj, thiab roj, qhov twg cov roj thiab cov kua dej feem ntau khaws cia ntawm qhov kub siab (saib cov hlab ntsha siab).
A387 qib 91 yog dab tsi?
A387 Qib 91 yog ib hom chromium-molybdenum alloy steel siv nyob rau hauv siab- kev siv kub, tshwj xeeb tshaj yog nyob rau hauv fabrication ntawm siab hlab ntsha thiab boilers
