Dagaallada shisheeye ee xuduudaha ayaa sii socda, laakiin dhaqaalaha guud ee gudaha ayaa sii wada inuu soo bandhigo siyaasado wanaagsan, dhinaca warshadahana, qiimaha macdanta birta ayaa marar badan gaaray heer sare. Bifocals-ka ayaa kor u kacay iyadoo ay ugu wacan tahay baahida sii kordheysa xilliga kuleylinta, taageerada kharashka ayaa xoog badnayd, qiimaha birtana wuu sii kordhay., cabsida baahida sare ee terminal-ka ayaa sii xoogaysatay, hawlaha dib u buuxinta suuqa ayaa kordhay, wax soo saarka birta cayriin ee maalinlaha ah ayaa hoos u dhacay, soo dejinta macdanta birta ayaa hoos u dhacday, hal wareeg oo kale oo xaraash ah oo carro ah ayaa bilaabmay, suuqana waa mid deggan oo xoog badan. Marka laga eego aragti dhammaystiran, qiimaha birta waxaa la filayaa inuu noqdo mid deggan oo xoog badan berri.

Warshadaha Tuubooyinka Sanon hadda waxay haystaan ​​​​tuubooyinka birta ah ee soo socda:

Tuubo bir ah oo aan kala go 'lahayn oo loogu talagalay kuleyliyeyaasha cadaadiska hoose iyo kuwa dhexdhexaadka ah - GB/T3087-200810#, oo loo isticmaalo tuubooyinka uumiga ee aadka u kulul, tuubooyinka biyaha karkaraya, tuubooyinka derbiga ee biyaha qaboojiya iyo tuubooyinka uumiga kulul ee loogu talagalay kuleyliyeyaasha tareenka, tuubooyinka qiiqa ee waaweyn, tuubooyinka qiiqa yar yar iyo tuubooyinka lebenka qaansada, iwm. Qalabka ugu muhiimsan: 10# 20#, habka wax soo saarka: kulul-rogidda waxaa la geeyaa xaalad kulul-rogidda, qabow-rogidda (rogidda) waxaa la geeyaa xaalad kuleyl-daaweysan.

Tuubooyinka birta ah ee aan kala go 'lahayn ee kuleyliyeyaasha cadaadiska sare leh - GB/T5310-2017, ujeedo: Waxaa inta badan loo isticmaalaa in lagu soo saaro birta qaab-dhismeedka kaarboonka tayo sare leh, birta qaab-dhismeedka daawaha iyo tuubooyinka birta aan lahayn kulaylka ee loogu talagalay tuubooyinka kuleyliyaha uumiga ee cadaadiska sare iyo wixii ka sareeya. . Darajooyinka birta qaab-dhismeedka kaarboonka ee tayada sare leh waxaa ka mid ah 20g, 20mng, iyo 25mng, darajooyinka birta qaab-dhismeedka daawaha waxaa ka mid ah 15mog, 20mog, 12crmog, 15crmog, 12cr2mog, 12crmovg, 12cr3movsitib, iwm.

ASME SA-106/SA-106M-2015——Agabka ugu muhiimsan: GR.B GR.C

ASTMA210(A210M)-2012——Agabka ugu muhiimsan: SA210 GrA1. SA210 GrC

ASME SA-213/SA-213M- Qalabka daawaha ee si caadi ah loo isticmaalo: T11, T12, T22 T23 T91 P92

ASTM A335/A335M-2018- Agabka ugu muhiimsan: P11 P12 P22 P5 P9 P23 P91 P92

Tuubooyinka farsamada iyo tuubooyinka bacriminta iyo kiimikada:GB/T8162-2008Tuubooyinka birta ah ee aan kala go 'lahayn ee loogu talagalay isticmaalka qaab-dhismeedka - agabka ugu muhiimsan waa 10.20.35.45.Q345

BS EN 10210-1-2006Bir qaab-dhismeed oo aan daawaha lahayn oo kulul oo la duubay iyo bir qaab-dhismeed oo hadhuudh wanaagsan leh oo loogu talagalay dhismayaasha birta—S235GRH S275JOH S275J2H S355JOH S355J2H

ASTM A53A53M-2012Tuubo bir ah oo aan tolnayn, alxan iyo tuubo kulul oo galvanized ah - GR. A GR.B

Tuubooyinka birta ah ee aan kala go 'lahayn ee loogu talagalay dildilaaca batroolkaGB9948-2006 ——Tuubooyinka birta ah ee aan kala go 'lahayn ee loogu talagalay tuubooyinka qiiqa, tuubooyinka isweydaarsiga kulaylka iyo dhuumaha ee warshadaha batroolka iyo sifeynta, agabka ugu muhiimsan waa: birta qaab-dhismeedka kaarboon ee tayada sare leh ee darajooyinka birta ah waa 20G, 20MnG, 25MnG, birta qaab-dhismeedka birta ah ee daawaha leh darajooyinka birta 15MoG, 20MoG, 12CrMoG, 15CrMoG, 12Cr2MoG, 12CrMoVG, 12Cr3MoVSiTiB, iwm.;

Dhuumaha Qaab-dhismeedka Tuubooyinka Batroolka: API 5L (Nooca 45) Tuubooyinka Khadka PSL1 PSL2, GB/T 9711-2017 Tuubooyinka birta ah ee loogu talagalay nidaamyada gaadiidka dhuumaha warshadaha ee saliidda iyo gaaska, agabka ugu muhiimsan: GR.B X42 X52 X60 X65 X70;

Dahaarka iyo Tuubada API SPEC 5CT-2018, agabka ugu muhiimsan waa: J55 K55 N80 N80Q L80 L80Q P110