Ka hanaʻana i ka geme b36.10 asme b36.57
ʻO ka chromium a335 chromium (a iʻole chromium)ʻo ia ka mea maʻamau o ka mea kila ponoʻole. ʻO kahi kila me 12% a iʻole ka chromium i manaʻoʻia he kila kila. Kokoke loaʻo Chromium i nā'ōlelo o ke kū'ēʻana i ka oxidation i ka mahana kiʻekiʻe. Hoʻonuiʻo Chromium i ka tonsile, ka hopena a me ka paʻakikī i ka mahana o ka lumi.
ʻO kaʻikepili o ka carbon o 4140 he 0.15-0.25% kiʻekiʻe loa ma kānaʻano. Hiki i ke kumu ke wela i ka leʻaleʻa a me ka hana maʻamau i ka lewa, a iʻole ka nui a me ka quench a me ka huhū ma polymer a iʻole aila.

Hiki ke hoʻohanaʻia nā bla182 Plate Flanges ma nā wahi e kū pono ai nā mea hoʻohui. Hiki iā ia ke hoʻohanaʻia i nā noi non-corrosive e like me nā noi koʻikoʻi ma nā mahana ma waena o -30? C i +650? C.
Helene
Astm A194 papa helu 2h mau Bolts 2h he carbon subon steel steel steel steel steel steel stute dute hex hex hex. ʻO Sakert -2h norvice he mea ikaika kiʻekiʻe loa. Hoʻohana pinepineʻia kēiaʻano kiko'ī Astm A194 Class 2H i ka hui pūʻana me nā mea pāʻani e pili ana i kēia mau mea e pili ana