Wershada Shiinaha ee Shiineeska ah ee Shiineeska ah ee Shiineeska ah ee Shiinaha ah ee Kulushahay
Waxa aan samayno oo dhan ayaa inta badan ku lug leh mabda'ayada "Iibsaduhu inuu ku bilaabo, Ku tiirsanaado bilawga, u go'aaminta baakadaha alaabta cuntada iyo difaaca deegaanka ee Warshada Cheap Hot China Carbon Steel Alloy Steel Tubing A106/A179/A192/A355 P5, P9, P11, P22, Shirkaddayadu waxay si hammuun leh u rajaynaysaa inay abuurto xidhiidh ganacsi oo saaxiibtinimo oo fog iyo macaamiisha iyo ganacsatada aduunka oo dhan.
Waxa aan samayno oo dhan waxa ay inta badan ku lug leeyihiin mabda’ayada ” Iibsadaha si uu u bilaabo, Ku Tiirso marka hore, u go'aaminta baakadaha cuntada iyo difaaca deegaankaShiinaha Steel Dhuumaha, Dhuumaha aan Xumaan lahaynWaxaan helnay xiriir ganacsi oo waqti dheer, xasilloon oo wanaagsan leh oo aan la yeelanay warshado badan iyo jumlaleyaal adduunka oo dhan ah. Hadda, waxaan sugeynay inaan xitaa iskaashi weyn la yeelanno macaamiisha dibadda iyadoo ku saleysan faa'iidooyinka labada dhinac. Hubi inaad xor u tahay inaad nala soo xidhiidho faahfaahin dheeraad ah.
Dulmar
Codsiga
Waxaa inta badan loo isticmaalaa in lagu sameeyo bir qaabdhismeed kaarboon oo tayo sare leh, tuubo kuleyliyaha cadaadiska dhexdhexaadka ah oo hooseeya, kululeeyaha kulul ee tuubooyinka birta kaarboonka ah ee aan fiicnayn
Fasalka ugu weyn
Fasalka birta qaab dhismeedka kaarboon ee tayada sare leh: 10#,20#
Qayb Kiimiko ah
| Heerka | Darajo | Halabuurka Kiimikada (%) | |||||||
| C | Si | Mn | P | S | Cr | Cu | Ni | ||
| GB3087 | 10 | 0.07 ilaa 0.13 | 0.17 ilaa 0.37 | 0.38 ilaa 0.65 | ≤0.030 | ≤0.030 | 0.3 ilaa 0.65 | ≤0.25 | ≤0.30 |
| 20 | 0.17 ilaa 0.23 | 0.17 ilaa 0.37 | 0.38 ilaa 0.65 | ≤0.030 | ≤0.030 | 0.3 ilaa 0.65 | ≤0.25 | ≤0.30 | |
Hantida Makaanikada
| Heerka | Dhuumaha birta | Dhumucda gidaarka | Xoog xajin | Xoogga Wax-soo-saarka | Dheeraynta |
| GB3087 | (mm) | (MPa) | (MPa) | % | |
| ≥ | |||||
| 10 | / | 335-475 | 195 | 24 | |
| 20 | 15 | 410-550 | 245 | 20 | |
| ≥15 | 225 | ||||
Dulqaad
Weecashada la oggol yahay ee dhexroorka dibadda ee tuubooyinka birta
| Nooca tuubada birta ah | weecasho la ogol yahay | ||||||
| Kulul duuban (la fidiyay, la ballaariyay) tuubo bir ah | ± 1.0% D ama ± 0.50, qaado tirada badan | ||||||
| Tuubo bir ah oo qabow soo jiidatay (duubay). | ± 1.0% D ama ± 0.30, qaado tirada badan | ||||||
Weecinta la oggol yahay ee dhumucda derbiga ee kululaynta duuban (extrusion, ballaarinta) tuubooyinka birta
Cutubka: mm
| Nooca tuubada birta ah | Dhexroorka dibadda ee tuubada birta | S/D | weecasho la ogol yahay | ||||||
| tuubo bir ah oo kulul oo duuban | ≤ 102 | - | ± 12.5 % S ama ± 0.40, qaado tirada badan | ||||||
| > 102 | ≤ 0.05 | ± 15% S ama ± 0.40, qaado tirada badan | |||||||
| > 0.05 ~ 0.10 | ± 12.5% S ama ± 0.40, qaado tirada badan | ||||||||
| > 0.10 | + 12.5% S | ||||||||
| - 10% S | |||||||||
| tube bir ballaadhin kulul | + 15% S | ||||||||
Weecinta la oggol yahay ee dhumucda gidaarka ee tuubooyinka birta ee qabow ee la sawiray
Cutubka: mm
| Nooca tuubada birta ah | Dhumucda gidaarka | weecasho la ogol yahay | ||||||
| Tuubo bir ah oo qabow soo jiidatay (duubay). | ≤ 3 | 15 – 10 % S ama ± 0.15, qaado tirada badan | ||||||
| > 3 | + 12.5% S | |||||||
| - 10% S | ||||||||
Shuruudaha Imtixaanka
Tijaabada fidsan
Tuubooyinka birta ah ee dhexroorkoodu ka weyn yahay 22 mm iyo ilaa 400 mm, dhumucda gidaarkana ka weyn tahay 10 mm waa in la mariyaa tijaabada fidsan. Ka dib marka muunada la simo
Imtixaanka foorarsiga
Tuubooyinka birta ah ee leh dhexroorka dibadda oo aan ka badnayn 22 mm waa inay maraan tijaabada foorarsiga. xagal laabashadu waa 90o . Radiuska foorarsigu waa 6 jeer dhexroorka dibedda ee tuubada birta. Ka dib marka la leexiyo muunadda, wax dillaac ah ama dildilaac ah looma oggola inay ka soo baxaan muunadda.
Baaritaanka makroscopic
Tuubooyinka birta ah ee sida tooska ah loogu sameeyay birta birta ah ee joogtada ah, kooxda wax keenaysaa waa in ay dammaanad qaaddo in aanay jirin baro cadcad, wasakh ah, goobooyin hawo-hoosaadyo ah, dhejisyo dhafooreed ama lakabyo iskutallaabta aashitada ah oo la jarjaray unug macroscopic ee billet ama tuubo bir ah.
Kormeer aan burburin
Marka loo eego codsiga xisbiga dalbanaya, kaas oo markaas laga wada xaajoonayo dhinacyada sahayda iyo dalabaadka oo lagu tilmaamay heshiiska, ogaanshaha cilladda ultrasonic waxaa si gaar ah loogu samayn karaa tuubooyinka birta. Ciladda gacanta dheer ee tuubada muunada tixraaca waa inay buuxisaa shuruudaha aqbalka kormeerka ka dib C8 ee ku qeexan GB/T 5777-1996.








