"Gaskiya, Kirkire-kirkire, Tsauri, da Inganci" na iya zama ra'ayin da ƙungiyarmu ta daɗe tana yi na kafa haɗin gwiwa da abokan ciniki don haɗin gwiwa da riba ga Babban Mai Kera Bututun Karfe Mai Girma 219-2020 mm SSAW, Muna fatan kafa wasu alaƙa mai gamsarwa da ku nan gaba kaɗan. Za mu ci gaba da sanar da ku game da ci gabanmu kuma muna fatan gina dangantaka mai ɗorewa da ku.
"Gaskiya, Kirkire-kirkire, Tsauri, da Inganci" na iya zama ra'ayin da ake da shi na dindindin na ƙungiyarmu don kafa haɗin gwiwa tare da abokan ciniki don haɗin gwiwa da riba ga junaBututun ƙarfe mai walda na China da bututun ƙarfe mai laushi na SSAWDomin ci gaba da kasancewa jagora a masana'antarmu, ba za mu daina kalubalantar iyakancewa a dukkan fannoni don samar da mafita masu kyau ba. Ta hanyarsa, za mu iya wadatar da salon rayuwarmu da kuma inganta ingantaccen yanayin rayuwa ga al'ummar duniya.
Ta hanyar tsarin haɗin gwiwa.
Kera:Bututun Karfe na Carbon SSAW.
Girman:OD: 219 ~ 2500mm KYAU: 6 ~ 30mm.
Maki:Gr1, Gr2, Gr3.
Tsawon:6M ko tsawon da aka ƙayyade kamar yadda ake buƙata.
Ƙarshe:Ƙarshen da aka sassaka, Ƙarshen da aka sassaka.
Karfe bai kamata ya ƙunshi fiye da kashi 0.050% na phosphorus ba.
| Bukatun Taurin Kai | |||
| Aji na 1 | Aji na 2 | Aji na 3 | |
| Ƙarfin tauri, min, psi (MPa) | 50,000 (345) | 60,000 (415) | 66,000 (455) |
| Ƙarfin samarwa ko ƙarfin samarwa, min, psi (MPa) | 30,000 (205) | 35,000 (240) | 45,000 (310) |
| Mafi ƙarancin tsawaitawa na asali don kauri bango mai lamba %6 inci (7.9 mm) ko fiye: | |||
| Tsawaita a cikin inci 8 (203.2 mm), minti, % | 18 | 14 | … |
| Tsawaita a cikin inci 2 (50.8 mm), minti, % | 30 | 25 | 20 |
| Ga kauri bango na asali ƙasa da %6 inci (7.9 mm), raguwa daga mafi ƙarancin tsawo a cikin inci 2 (50.08 mm) ga kowane Vzi – in. (0.8 mm) raguwa a cikin kauri bango na asali ƙasa da %6 inci (7.9 mm), a cikin maki kashi | 1.5A | 1.25A | 1.0A… |
| Ƙimar Ƙaramin Ƙarawa da aka Yi Lissafi | ||||
| Kauri na Bango Marasa Kyau | Tsawaita a cikin inci 2 (50.8 mm), minti, % | |||
| a cikin. | mm. | Aji na 1 | Aji na 2 | Aji na 3 |
| 5/16 (0.312) | 7.9 | 30.00 | 25.00 | 20.00 |
| 9/32(0.281) | 7.1 | 28.50 | 23.75 | 19.00 |
| 1/4(0.25) | 6.4 | 27.00 | 22.50 | 18.00 |
| 7/32(0.219) | 5.6 | 25.50 | 21.25 | 17.00 |
| 3/16(0.188) | 4.8 | 24.00 | 20.00 | 26.00 |
| 11/6(0.172) | 4.4 | 23.25 | 19.50 | 15.50 |
| 5/32(0.156) | 4.0 | 22.50 | 18.75 | 15.00 |
| 9/64(0.141) | 3.6 | 21.75 | 18.25 | 14.50 |
| 1/8(0.125) | 3.2 | 21.00 | 17.50 | 14.00 |
| 7/64(0.109) | 2.8 | 20.25 | 16.75 | 13.50 |
| Teburin da ke sama yana ba da ƙimar mafi ƙarancin tsawaitawa da aka ƙididdige don kauri daban-daban na bango. Inda kauri na bango da aka ƙayyade ya kasance tsaka-tsaki ga waɗanda aka nuna a sama, za a ƙayyade mafi ƙarancin ƙimar tsawaitawa kamar haka: | ||||
| Matsayi | ||||
| 1. E=48t+15.00 | ||||
| 2. E=40t+12.50 | ||||
| 3. E=32t+10.00 | ||||
| inda: | ||||
| E = tsawaitawa a cikin inci 2, %, da | ||||
| T = ƙayyadadden kauri bango mara suna, a cikin. | ||||
Diamita na Waje
Diamita na waje na tarin bututun ba zai bambanta fiye da ±1% daga diamita na waje da aka ƙayyade ba.
Kauri a bango
Kauri a bango a kowane lokaci bai kamata ya wuce kashi 12.5% ba a ƙarƙashin kauri na bango da aka ƙayyade.
Tsawon
Za a samar da tarin bututun a cikin tsayin bazuwar guda ɗaya, tsayin bazuwar sau biyu, ko kuma a cikin tsayi iri ɗaya kamar yadda aka ƙayyade a cikin odar siye, bisa ga waɗannan iyakoki:
a. Tsawon bazuwar guda ɗaya: ƙafa 16 zuwa 25 (4.88 zuwa 7.62mm), inci
b. Tsawon bazuwar sau biyu: Sama da ƙafa 25 (mita 7.62) tare da matsakaicin matsakaicin ƙafa 35 (mita 10.67)
c. Tsawon abu ɗaya: tsayi kamar yadda aka ƙayyade tare da bambancin da aka yarda da shi na ±1 inci.
Nauyi
Kowace tsawon bututun za a auna ta daban kuma nauyinta ba zai bambanta fiye da kashi 15% sama da ko kashi 5% ƙarƙashin nauyinta na ka'ida ba, ana ƙididdige ta ta amfani da tsawonta da nauyinta a kowane tsawon naúrar.
A. Sunan masana'anta ko alamar da ke nuna shi.
B. Girma (diamita na musamman da kauri na bango na musamman, tsayi da nauyi a kowane tsawon raka'a).
C. Lambar zafi.
D. Tsarin ƙera (ba tare da sumul ba).
E. Daraja.
F. Tsarin ƙayyadewa.
● Bututu mara siffa ko kuma shafa Baƙi/Mai launi (wanda aka keɓance shi);
● A cikin sako-sako;
● Duk ƙarshen biyu tare da masu kare ƙarshen;
● Ƙarshen fili, ƙarshen bevel;
● Alamar.
"Gaskiya, Kirkire-kirkire, Tsauri, da Inganci" na iya zama ra'ayin da ƙungiyarmu ta daɗe tana yi na kafa haɗin gwiwa da abokan ciniki don haɗin gwiwa da riba ga Babban Mai Kera Bututun Karfe Mai Girma 219-2020 mm SSAW, Muna fatan kafa wasu alaƙa mai gamsarwa da ku nan gaba kaɗan. Za mu ci gaba da sanar da ku game da ci gabanmu kuma muna fatan gina dangantaka mai ɗorewa da ku.
Babban mai kera donBututun ƙarfe mai walda na China da bututun ƙarfe mai laushi na SSAWDomin ci gaba da kasancewa jagora a masana'antarmu, ba za mu daina kalubalantar iyakancewa a dukkan fannoni don samar da mafita masu kyau ba. Ta hanyarsa, za mu iya wadatar da salon rayuwarmu da kuma inganta ingantaccen yanayin rayuwa ga al'ummar duniya.
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