DIN 17175 yog dab tsi?
DIN 17175-79 Seamless steel raj yog tsim los ntawmcarbon, manganese, phosphorus, sulfur, silicon, 2% chromium thiab 0.9% molybdenum. Cov khoom muaj pes tsawg leeg muab cov raj uas muaj qhov tsawg kawg nkaus lub zog ntawm 280MPa thiab lub zog tensile yam tsawg 450MPa. Qhov kub muaj peev xwm DIN 17175 St35.
Dab tsi yog DIN 17175 sib npaug rau ASTM?
DIN 17175 13CrMo44 yog sib npaug rau ASTMA335 P12.
DIN 17175 qib 16Mo5 khoom sib npaug yog dab tsi?
CovASTM A513 Cov Lus Qhia Tshwj XeebQhov sib npaug yog DIN 17175 Qib 16Mo5, ASTM A513, thiab ASME SA513.. ASTM A513 nthuav dav npog hluav taws xob-kuj welded carbon steel tubing siv los ua cov tshuab thiab kho kom zoo nkauj tubing.