Dhuumaha birta batroolka waa nooc ka mid ah birta dheer oo leh qayb bannaan oo aan lahayn meel ku wareegsan, halka tuubada dildilaaca batroolka ay tahay nooc ka mid ah qaybta dhaqaalaha steel. Door: si ballaaran loo isticmaalo soo saarista qaybaha qaab dhismeedka iyo farsamada, sida tuubada daloolista saliidda, baabuur wadista usheeda dhexe, jir baaskiil iyo biraha scaffolding loo isticmaalo in dhismaha, etc.Isticmaalka tuubada dildilaaca batroolka si loo soo saaro qaybaha giraanta hagaajin kartaa heerka isticmaalka alaabta, fududeeyo habka wax soo saarka, badbaadinta alaabta iyo waqti processing, sida giraanta sita, gacan jaak, iwm. Waxaa si weyn loo isticmaalaa in lagu soo saaro tube bir ah.Tuubada dildilaaca batroolka ama noocyo kala duwan oo ah hubka caadiga ah walxaha lagama maarmaanka ah, foosto, foosto iyo wixii la mid ah in tuubada dildilaaca batroolka si loo soo saaro. qaabka isgoysyada qaybaha. Maadaama aagga tuubada dildilaaca batroolka uu yahay kan ugu weyn ee leh wareegyo isku mid ah, dareere badan ayaa lagu qaadi karaa tuubo wareeg ah.

API 5CT waxa loo qaybiyaa K55, N80, L80, P110 iyo darajooyin kale oo bir ah.

Tuubooyinka J55 (37Mn5)

Casing J55 (37Mn5)

Tuubbada isku xirka J55 (37Mn5)

Dhuumaha birta ee batroolka (GB/T9948-88) waa tuubo bir ah oo aan kala go 'lahayn oo ku habboon tuubada foornada, kulaylka beddelka iyo dhuumaha sifaynta batroolka.

Dhuumaha birta ah ee qodista dhulka (YB235-70) waxa loo isticmaalaa qodista xudunta u ah waaxda juquraafiga, taas oo loo qaybin karo tuubada daloolista, collar, tuubada xudunta u ah, tuubada daasadaha iyo tuubada roobka sida loo isticmaalo.

Heerka hirgelinta tuubooyinka birta ee aan kala go'a lahayn

2. Dhuumaha birta tolitaanka dhulka ee gudbinta dareeraha: GB8163-99;3. Dhuumaha birta ah ee kululeeyaha: GB3087-1999;4.

5, Qalabka bacriminta ee cadaadiska sare ee tuubada birta aan lahayn: GB / T6479-1999 6, qodista juqraafiyeed ee tuubada birta ah: YB235-70 7 88

Dhuumaha birta ah ee aan kala go'a lahayn ee baabuurta usheeda dhexe: GB3088-1999 11. Dhuumaha birta ee markabka: GB5312-1999

13, dhamaan noocyada kala duwan ee tuubooyinka birta ah 16Mn, 27SiMn,15CrMo, 35CrMo, 12CrMov, 20G, 40Cr,12Cr1MoV,15CrMo

Intaa waxaa dheer, waxaa sidoo kale jira GB/T17396-1998 (tuubo bir ah oo kulul oo bir ah oo kulul oo loogu talagalay hydraulic prop), GB3093-1986 (tuubo bir ah oo cadaadis sare leh oo loogu talagalay mashiinka naaftada), GB / T3639-1983 (qabow-qabow ama qabow- tuubada birta ah ee saxda ah ee duuban, GB/T3094-1986 (tuubo bir ah oo gaar ah oo qaabaysan oo qabow leh), GB/T8713-1988 Tuubooyinka birta ah ee kululeeyayaasha iyo kuwa kulaylka beddelanaya), GB/T14975-1994 (tuubyada birta aan fiicnayn ee qaab dhismeedka), GB/T14976-1994 tuubada bushing), API SPEC5CT-1999 (qeexidda daasadaha iyo tuubooyinka), iwm.