ʻO SAE 4130 ka papa home 30CrMo kahipaipu kila maʻemaʻe ʻoleaia ka chromium a me ka molybdenum.ʻO kona ikaika tensile ma luna o 750MPa.ʻO nā mea i ʻike ʻia ma ka mākeke he mau kaola a me nā papa mānoanoa.Pāpā lahilahiSAE 4130 nā paipu kila maʻemaʻe
hoʻohana ʻia e hana i nā papa kaʻa kaʻa.ʻO nā hoʻoponopono o IA a me China Automobile Federation no nā mea paipu kila no nā hale holo heihei:ka pololei mechanical seamless paipu kila.
SAE 4130 paipu kila kila i loko o carbon 0.26 ~ 0.34, silika 0.17 ~ 0.37, manganese 0.40 ~ 0.70, molybdenum 0.15 ~ 0.25, chromium 0.80 ~ 1.10.Ua like ka SAE 4130 me ka Japanese SCM430.ʻO kēia kila ka ikaika kiʻekiʻe a me ka paʻakikī, ka paʻakikī kiʻekiʻe, aʻo ke anawaena paʻakikī koʻikoʻi i kaʻaila he 15-70mm;maikaʻi nō hoʻi ka ikaika wela o ke kila, me ka ikaika wela kiʻekiʻe ma lalo o 500 ° C, akā ma 550 ° C ʻO ka emi nui o ka ikaika.
ʻO Shandong Haihui Steel Industry Co., Ltd. he 20000 tons o nā paipu kila ʻole, me ASTM A106 GR.B/A53GR.B/API 5L GR.B paipu kila maʻemaʻe, 15CrMo nā paipu kila ʻole,20Cr nā paipu kila ʻole, 40Cr nā paipu kila ʻole, 27SiMn paipu kila maʻemaʻe, SAE1010/1020/1035/1045 paipu kila ʻole.
Ka manawa hoʻouna: Iune-25-2023