A795 specification npog dub thiab kub-dipped galvanized welded thiab seamless steel yeeb nkab nyob rau hauv qhov ntau thiab tsawg NPS 1/2 (Ceeb Toom 1) rau NPS 10 suav nrog, nrog phab ntsa thicknesses raws li tau muab rau hauv Table 1 thiab Table 2.Pipe muaj lwm cov phab ntsa thicknesses tej zaum yuav muab rooj tog muab xws li yeeb nkab ua raws li tag nrho cov kev cai ntawm cov yeeb nkab nyob rau hauv no specifications. npaj rau
siv hauv kev tiv thaiv hluav taws. Cov yeeb nkab tuaj yeem khoov, tab sis nws tsis yog tsim rau khoov ntawm qhov kub thiab txias qhov twg hauv txoj kab uas hla ntawm qhov khoov yog tsawg dua kaum ob npaug ntawm txoj kab uas hla sab nraud ntawm cov yeeb nkab tau khoov (Ceeb toom 2).
A795 Hom E Qib A Cov Kev Cai Siv Tshuaj
Hydrostatic Test Thiab Nondestructive Electric Testing
Dimensions Thiab Nyhav (plain kawg)
Txheej
Galvanized yeeb nkab yuav tsum tau coated nrog zinc sab hauv thiab sab nraud los ntawm cov txheej txheem kub -dip. Cov zinc siv rau txheej yuav tsum yog qib zinc ua raws li SpecificationB 6.
11.2 Qhov hnyav ntawm txheej:
11.2.1 Qhov hnyav ntawm zinc txheej yuav tsum tsis pub tsawg tshaj 1.5 oz / ft² (0.46 kg / m²) raws li tau txiav txim siab los ntawm qhov nruab nrab ntawm ob qhov qauv kuaj raws li 16.1 thiab tsis pub tsawg dua 1.3 oz / ft² (O.40 kg / m²) rau ib qho ntawm cov qauv. tag nrho qhov hnyav ntawm zinc, sab hauv ntxiv rau sab nraud, los ntawm tag nrho cheeb tsam, sab hauv ntxiv rau sab nraud, ntawm
qhov chaw coated.
11.2.2 Cov qauv kuaj rau kev txiav txim siab qhov hnyav ntawm txheej yuav tsum txiav kwv yees li 4 nti (102 mm) ntev.
11.2.3 Txiav txim siab qhov hnyav ntawm zinc txheej los ntawm kev kuaj stripping raws li Kev Xeem A 90. Tag nrho cov zinc ntawm txhua tus qauv yuav tsum tau txiav txim siab hauv ib qho kev ua haujlwm stripping.
11.2.4 Yog hais tias kev ntsuam xyuas flattening yog ua los ntawm cov qauv galvanized, ib qho flaking los yog tawg ntawm galvanized txheej yuav tsum tsis txhob ua rau tsis lees paub.
11.3 Txheej tiv thaiv-Yog tias xav tau los ntawm tus neeg yuav khoom, cov yeeb nkab yuav tsum tau ntxuav tag nrho cov khoom txawv teb chaws, ziab, thiab muab cov txheej tiv thaiv xws li roj, lacquer, enamel, thiab lwm yam raws li tus neeg yuav khoom tau pom zoo.
A795 Hom E Qib A Yeeb Nkab Hoobkas
