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321/321H Pereti Rau Kowiri tira

Whakaahuatanga Poto:

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Taipitopito Hua

Tohu Hua

Whakaahuatanga

Kōeke Kōeke Wae matū %
C Cr Ni Mn P S Mo Si Cu N Ētahi atu
321 1.4541 ≤0.08 17.00-19.00 9.00-12.00 ≤2.00 ≤0.045 ≤0.030 - ≤1.00 - - Ti5(C+N)~0.70
321H * 0.04-0.10 17.00-19.00 9.00-12.00 ≤2.00 ≤0.045 ≤0.030 - ≤1.00 - - Ti5(C+N)~0.70
347 1.4550 ≤0.08 17.00-19.00 9.00-12.00 ≤2.00 ≤0.045 ≤0.030 - ≤1.00 - - Nb≥10*C%-1.10
347H 1.494 0.04-0.10 17.00-19.00 9.00-12.00 ≤2.00 ≤0.045 ≤0.030 - ≤1.00 - - Nb≥10*C%-1.10

Whakaputanga Baogu Mata

Whakamutu mata Nga ahuatanga me te whakamahinga
2B Ko te kanapa o te mata me te papatahi o te kore 2B he pai ake i te no2D.katahi ma tetahi maimoatanga mata motuhake hei whakapai ake i ona taonga miihini, ka taea e No2B te whakatutuki i nga whakamahinga matawhānui.
Nama1 He mea whakakoi ki te whitiki abrasive o te kirikiri#100-#200, he pai ake te kanapa me te stria taratara mutu, whakamahia hei whakapaipai o roto, o waho hoki mo te hanga whare, taputapu hiko me nga taputapu kihini aha atu.
Nama4 Ka orohia ki te whitiki abrasive o te kirikiri #150-#180, he pai ake te kanapa me te stria parakore kore, engari he angiangi atu i te No3, ka whakamahia hei whare kaukau o roto me waho hei whakapaipai i nga taputapu hiko taputapu kihini me nga taputapu tukatuka kai etc.
HL Orohia ki te whitiki abrasive o te kirikiri #150-#320 i runga i te NO.4 mutu me he korikori tonu, te nuinga whakamahia rite whare whakapaipai ararewa, tatau o te whare, pereti mua etc.
BA Ko te matao o te huri, he kanapa me te kiri-kiri, he pai te kanapa o te hua me te whakaata pai penei i te whakaata, taputapu kihini, whakapaipai aha atu.
8K He pai te kanapa o te hua me te pai ake o te whakaata hei whakaata.

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