He aha ka ʻokoʻa ma waena o ER2209 ER2553 ER2594 Welding Wire?

ER 2209ua hoʻolālā ʻia e wili i nā kila stainless duplex e like me 2205 (UNS Number N31803).

ER 2553hoʻohana mua ʻia e wili i nā kila kuhili ʻole duplex i loaʻa ma kahi o 25% chromium.

ER 2594he uwea wiliwili superduplex.ʻO ka Pitting Resistance Equivalent Number (PREN) ma kahi o 40, no laila e ʻae ai i ka weld metala e kapa ʻia he kila kila superduplex.

ER2209 ER2553 ER2594 Uea kuʻiHoʻohui Kimia

Papa C Mn Si P S Cr Ni
ER2209 0.03 ka nui 0.5 – 2.0 0.9 ka nui 0.03 ka nui 0.03 ka nui 21.5 – 23.5 7.5 – 9.5
ER2553 0.04 ka nui 1.5 1.0 0.04 ka nui 0.03 ka nui 24.0 – 27.0 4.5 – 6.5
ER2594 0.03 ka nui 2.5 1.0 0.03 ka nui 0.02 ka nui 24.0 – 27.0 8.0 – 10.5

ER2209 ER2553 ER2594 Uea Uea  ER2209 ER2553 ER2594 Uea Uea

Ka manawa hoʻouna: Iulai-31-2023