*BK1系列材质为优质氮化钢38 CrMoAl、SACM645

*氮化保温：505℃38小时、550℃34小时

*氮化层深：单边0.48mm以上

*氮化层硬度：HV960〫 以上

*直线度每米小于0.06

*料管生产范围：内孔（∅14-∅250）长度5000mm

BK1 jerin ((nitride ganga)

* BK1 jerin ne aka yi da high quality nitride karfe 38CrMoAl、SACM645

* nitride rufi: 38 hours na 505 ℃, 34 hours na 550 ℃

* nitride layer zurfi: unilateral fiye da 0.48 mm

* taurin: HV960 〫 sama

* straighthess kasa da 0.06 a kowace mita

* samar da gangar abinci a cikin kewayon rami ( * 14 - 250) tsawon shine 5000mm