Butt Welding alloy 20 asme b16.9 daidai take
Bayani na Astm yana ba da shawarar ƙarancin tasirin Charpy don ASM A320 l7 ingard bolts don zama 20-ft-lbf @ -150f. Gwajin tasirin Charpy yana ƙayyade jimlar makamashi wanda abu yake sha a lokacin karaya, ta hanyar rauni, ta nuna alamar kayan masarufi.
A335 P9 BATSA MAI KYAU NE A CIKIN ASM A335 (A335 (A3BE S \ / A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (A335 (Asme S \ / A335. Tubayen Chromium Moolybdenum ya shahara a cikin P5, P9, P11, P22, P92 da P92. An yi amfani da P21 da P91 a cikin masana'antar foda da tsire-tsire na petrochemical, yayin da ake amfani da P9 da P9 da P9 da P9 da kuma P9 da P9 da P9 da aka yi amfani da su a cikin hanyoyin shakatawa na mai.