440b osapanga dzimbiri
Kufotokozera kwaifupi:
440b osapanga dzimbiri zozungulira zozungulira zomwe zimadziwika kuti kuli kolimba, kuwononga kutukuka, ndi mphamvu zake.
440b bar osapanga dzimbiri:
440b osapanga dzimbiri chozungulira ndi mpweya wabwino kwambiri, wosakhazikika wosapanga dzimbiri chifukwa cha kuuma kwake kwabwino kwambiri, kuvala kukana, ndi kukana moyenera. Ndi zokhudzana ndi maboni apamwamba kuposa 440a koma osakwana 440c, imapereka malire pakati pa kulimba mtima ndikupangitsa kuti zikhale zoyenera pazogwiritsa ntchito monga mipeni, mafakitale. 440bb ikhoza kuchitika kutentha patsogolo pake, kupangitsa kukhala koyenera kugwiritsa ntchito madera omwe kuli koyenera komanso kukana moyenera kumafunikira.
Zojambula za 440b kapangidwe ka chitsulo chosapanga dzimbiri:
| Kulembana | ASTM A276 |
| Giledi | 440a, 440B,440C |
| Utali | 1-12m & kutalika kofunikira |
| Mzere wapakati | 3mmt mpaka 500mm |
| Malizani | Wakuda, wowala, wopukutidwa |
| Fumu | Round, Hex, lalikulu, recletle, billet, ingtot, kukhululukidwa etc. |
| TSIRIZA | Kumapeto kowoneka bwino, koyenera |
| Satifiketi Yoyeserera | En 10204 3.1 kapena en 10204 3.2 |
Chitsulo chosapanga dzimbiri 440B kuzungulira bar equiquule kalasi:
| Wofanana | Osakwana | WNR. |
| SS 440B | S44003 | 1.4112 |
SS 440B kuzungulira kwa mankhwala ophatikizika:
| Giledi | C | Mn | P | S | Si | Cr | Mo |
| 440b | 0.75-0.95 | 1.0 | 0.040 | 0.030 | 1.0 | 16.0-18.0 | 0.75 |
Mapulogalamu a 440b osapanga dzimbiri zozungulira:
440b osapanga zitsulo zozungulira zimagwiritsidwa ntchito pazogwiritsa ntchito zomwe zimafuna kuphatikiza kwa kuuma, mphamvu, ndi kukana modutsa.
1.Chikunja ndi masamba: Kugwiritsa ntchito kupanga mipeni, zida zopangira opaleshoni, ndi zida zina zodulira komwe kudalitsidwa ndi kulimba ndikofunikira.
2.BIMIKI NDI MALO OGWIRITSA NTCHITO KWA ZINSINSI ZABWINO ZONSE ZABWINO ZONSE NDI ZINSINSI ZOPHUNZITSIRA NDIPONSO ZOFUNIKIRA KUSINTHA NDI MTIMA PAKATI PAKUKHUDZANI.
3. Makina Omwe Amagwiritsa Ntchito Makina Omwe Amagwiritsidwa Ntchito Mosiyanasiyana: Zogwiritsidwa ntchito kawirikawiri m'magawo omwe apezeka kuvala kukwera, monga shares ndi zomangira pamakina.
4.Mawu ndi kufa: Chifukwa cha kuuma kwake, 440b kumagwiritsidwanso ntchito popanga maupangiri ndikufa m'makampani okhudza zida.
Chifukwa chiyani tisankhe?
•Mutha kupeza zinthu zabwino malinga ndi zomwe mukufuna pamtengo wochepera.
•Timaperekanso obwezeretsanso, fob, CFR, COB, ndi khomo ndi mitengo ya khomo. Tikukulimbikitsani kuti muchite zotumizira zomwe zingakhale zachuma.
•Zipangizo zomwe timapereka ndizotsimikizika kwathunthu, kuchokera ku satifiketi ya sifiketi yomaliza yomaliza. (Malipoti adzawonetsa zofunikira)
•Tikutsimikizira kuyankha mkati mwa 24hours (nthawi zambiri nthawi yomweyo)
•Perekani lipoti la SGS.
•Timadzipereka kwambiri kwa makasitomala athu. Ngati sizingatheke kukwaniritsa zofunikira zanu mutapenda zosankha zonse, sitikusocheretsani popanga malonjezo abodza omwe angapangitse ubale wabwino womwe ungapangitse ubale wabwino.
•Perekani ntchito imodzi.
440B chitsulo chozungulira chonyamula katundu:
1. Kulongedza ndi kofunikira kwambiri makamaka pamayendedwe apadziko lonse lapansi omwe amapereka njira zosiyanasiyana kuti afike komwe akupita, motero timayika nkhawa zapadera pofotokoza.
2. Timanyamula zogulitsa zathu m'njira zingapo, monga,
