ASTM A182 / A182M Txheem Qhia tshwj xeeb rau Forged los yog Rolled Alloy thiab Stainless Hlau Tube Sheet, Cov Yeeb Nkab Flanges, Forged Fittings, thiab li qub thiab qhov chaw rau Cov Kev Kub Siab
1. ASTM A182 / A182M Cov Haujlwm
1.1 Qhov kev qhia tshwj xeeb no 2 npog forged tsawg alloy thiab stainless hlau piping Cheebtsam siv rau hauv cov tshuab siab. Xws li cov flanges, fittings, li qub, thiab cov khoom zoo sib xws rau cov qauv qhov ntev lossis rau cov qauv txheej txheem, xws li cov ntsiab lus ASME uas tau hais hauv ntu 2.
1.2 Rau cov khoom tuav thiab cov khoom tsim tau ncaj qha los ntawm bar (dua li cov hais ncaj qha los ntawm qhov kev ntsuas no; saib 6.4), saib raws li Cov Lus Qhia A479 / A479M thiab A739 rau cov qib zoo sib xws muaj nyob hauv cov kev qhia tshwj xeeb no. Cov khoom tsim rau qhov kev teev meej no tsuas yog txwv nrog qhov hnyav tshaj plaws ntawm 10 000 lb [4540 kg]. Rau cov khoom loj thiab cov khoom lag luam rau lwm cov ntawv thov, xa mus rau Cov Lus Qhia A336 / A336M thiab A965 / A965M rau cov qib uas zoo sib xws thiab ferritic thiab austenitic, feem, muaj nyob hauv cov lus qhia tshwj xeeb.
1.3 Ntau qib ntawm cov hlau tsis tshua muaj hlau thiab ferritic, martensitic, austenitic, thiab ferritic-austenitic stainless hlau muaj nyob hauv qhov tshwj xeeb no. Kev xaiv yuav nyob ntawm qhov tsim thiab cov kev xav tau. Ntau ntawm cov qib ferritic / austenitic (duplex) tseem muaj nyob hauv Specification A1049 / A1049M.
1.4 Cov kev pabcuam ntxiv yog muaj rau kev siv thaum muaj kev sim siab lossis tshuaj xyuas ntxiv. Cov no yuav tsum tau thov tsuas yog thaum qhia tshwj xeeb ntawm tus neeg yuav khoom hauv qhov kev txiav txim.
1.5 Qhov kev tshaj tawm no yog qhia hauv ob txhais tes phaus thiab hauv SI units. Txawm li cas los xij, tshwj tsis yog daim ntawv xaj yuav teev meej txog kev siv cov ntawv tshwj xeeb "M" (SI units), cov khoom yuav tsum muab txhais mus rau ib phaus nti.
1.6 Cov txiaj ntsig tau hais nyob hauv SI lossis cov ntsuas phaus nti yuav suav tau tias yog tus qauv. Nyob rau hauv cov ntawv nyeem, cov chav SI yog qhia pom hauv cov cim nkhaus. Cov txiaj ntsig tau teev tseg hauv txhua qhov system yuav tsis yog rau qhov sib luag; yog li ntawd, txhua lub kaw lus yuav tsum siv ntawm lwm tus. Ua ke cov txiaj ntsig los ntawm ob lub tshuab yuav ua rau qhov tsis ua raws li cov qauv.
1.7 Tus txheej txheem thoob ntiaj teb no tau tsim kho raws li cov txheej txheem thoob ntiaj teb tau lees paub txog kev tsim qauv kev tsim kho hauv Kev Txiav Txim ntawm Cov Qauv rau Kev Tsim Kho ntawm Cov Txheej Txheem Thoob Ntiaj Teb, Kev Taw Qhia thiab Cov Lus Taw Qhia los ntawm Lub Koom Haum Thoob Ntiaj Teb Kev Lag Luam Kev Ua Haujlwm ntawm Kev Ua Haujlwm (TBT)
2. ASTM A182 / A182M Kev Ntsuas Cov Ntaub Ntawv
2.1 Ntxiv rau cov ntawv raug xa ua pov thawj nyob hauv Cov Lus Qhia Tshwj Xeeb A961 / A961M, cov kab ntawv hauv qab no siv rau cov lus no.
2.2 ASTM Cov Qauv:
A262 Cov Kev Coj Ua rau Kev Txiav Txim Siab Tsis Txaus Txoj Cai los ntawm Intergranular Attack hauv Austenitic Stainless Steels
A275 / A275M Xyaum rau Kev Sib Nqus Sib Tw Hlau Ua Hlau Ua Hlau
A336 / A336M Cov Lus Qhia Tshwj Xeeb rau Alloy Hlau Tsis Nco Ntev Rau Qhov Ntsuas thiab Qhov Siab Kub
A388 / A388M Xyaum rau Kev Ntsuam Xyuas Ultrasonic ntawm Cov Hlau Tsis Nco
A479 / A479M Cov Lus Qhia Tshwj Xeeb rau Stainless Hlau Tuav thiab Daim Qauv rau Siv Rau Hauv Boilers thiab Lwm Lub Hlab Nkoj Hlawv
A484 / A484M Cov Lus Qhia Tshwj Xeeb rau Cov Kev Xav Tau dav rau Cov Hlau Stainless Hlau, Pob, thiab Txuas Khoom
A739 Kev Qhia Tshwj Xeeb rau Steel Tuav, Alloy, Kub-Wrought, rau qhov kub nce lossis qhov ntsuas kub siab rau qhov chaw, lossis ObA763 Cov Kev Coj los nrhiav kev lees paub rau qhov cuam tshuam rau kev sib ntaus sib tua hauv Ferritic Stainless Steels
A788 / A788M Kev Qhia Kom Zam rau Cov Hlau Hlau, Cov Uas Yuav Tsum Tau Ua
A923 Txoj Kev Ntsuas rau Kev Tshuaj Ntsuam Cov Kev Ntsuas Qib Intermetallic Theem hauv Duplex Austenitic / Ferritic Stainless Steels
A961 / A961M Cov Lus Qhia Tshwj Xeeb rau Cov Kev Xav Ua Uas Siv Hlau rau Cov Hlau Flanges, Forged Fittings, Li Qub, thiab Qhov Chaw rau Cov Ntawv Xa Yeeb
A965 / A965M Cov Lus Qhia Tshwj Xeeb rau Cov Hlau Hlau Tsis Nco, Austenitic, rau Kev Thooj Siab thiab Cov Khoom Kub
A1049 / A1049M Cov Lus Qhia Tshwj Xeeb rau Kev Hlau Hlau Tsis Nco, Ferritic / Austenitic (Duplex), rau Cov Hlab Nkoj Siab thiab Cov Khoom Sib Txawv Sib Xws
A1084 Kev Ntsuas Cov Khoom Siv rau Kev Txiav Ntsuam Qib Cov teeb meem hauv cov Ntshav Quav Quav Austenitic / Ferritic Stainless Steels E92 Cov Kev Ntsuas rau Vickers Hardness thiab Knoop Hardness ntawm Cov Khoom Siv Hlau
E112 Kev Ntsuas Cov Lus Txiav Txim Rau Kev txiav txim siab qhov nruab nrab cov qoob loo loj
E165 / E165M Xyaum rau Kev Ua Lag Luam Ua Lag Luam Ntsuas Kev Lag Luam rau Kev Lag Luam General
E340 Xyaum rau Macroetching Hlau thiab Alloys
2.3 Qauv ASME:
B16.11 Forged Steel Fittings, Qhov (socket) vuam, thiab xov
2.4 ASME Boiler thiab Lub Cim Hlaws Nkag Code: 4 Ntu IX
2.5 AWS Cov Lus Qhia 5
A5.4 / A5.4M Qhia tshwj xeeb rau Stainless Hlau Electrodes rau Shielded Hlau Arc Vuam
A5.5 / A5.5M Cov Lus Qhia Tshwj Xeeb rau Tsawg-Alloy Hlau Electrodes rau Shielded Hlau Arc Vuam
A5.9 / A5.9M Kev Qhia Tshwj Xeeb rau Bare Stainless Hlau Vuam Electrodes thiab Rods
A5.11 / A5.11M Cov Lus Qhia Tshwj Xeeb rau Nickel thiab Nickel-Alloy Vuam Electrodes rau Shielded Hlau Arc Vuam
A5.14 / A5.14M Cov Lus Qhia Tshwj Xeeb rau Nickel thiab Nickel-Alloy Liab Qab Vuam Hluav Taws Xob Electrodes thiab Rods
A5.23 / A5.23M Kev Qhia Tshwj Xeeb rau Tsawg-Alloy Hlau Electrodes thiab Fluxes rau Submerged Arc Vuam
A5.28 / A5.28M Cov Lus Qhia Tshwj Xeeb rau Tsawg-Alloy Hlau Electrodes rau Roj Shielded Arc Vuam
A5.29 / A5.29M Tsawg-Alloy Hlau Electrodes rau Flux Caw Arc Vuam
3. ASTM A182 / A182M Cov Lus Siv
3.1 Cov Lus Txhais — Rau cov lus txhais ntawm cov lus siv hauv cov lus qhia no, saib rau Specification A961 / A961M.
3.2 Cov Lus Txhais ntawmTxawm Tshwj Xeeb Rau Tus Cwj Pwm no: 3.2.1 cov neeg mob muaj zog, n-rau F23, ua kom cov xim hlau tau ua tiav tom qab ua kom qhov txias thiab txias rau chav sov tab sis ua ntej npau taws.
4. ASTM A182 / A182M Kev Qhia Ntaub Ntawv
4.1 Nws yog tus neeg yuav khoom lub luag haujlwm los qhia kom meej rau hauv cov ntaub ntawv yuav khoom siv uas tsim nyog los yuav cov khoom xav tau. Ntxiv rau cov txheej txheem cov ntaub ntawv hauv txheej txheem hauv Specification A961 / A961M, kev xaj yuav tsum suav nrog cov ntaub ntawv txuas ntxiv no:
4.1.1 Cov tseev kom muaj ntxiv (saib 7.2.1, Ntawv 2 cov lus qhia hauv qab,
9.3, thiab 19.2), thiab
4.1.2 Cov Kev Xav Tau, yog tias muaj, tus tsim khoom lag luam yuav tsum xa cov duab kos rau kev pom zoo uas pom qhov zoo ntawm cov ntxhib forging ua ntej machining thiab qhov chaw nyob ntawm kev kuaj sim
cov khoom siv (saib 9.3.1).
5. ASTM A182 / A182M Kev Xav Tau Dav
5.1 Cov khoom lag luam uas tau ua tiav rau qhov kev ntsuas no yuav tsum tau ua raws li cov cai ntawm Specification A961 / A961M, suav nrog ib qho kev cai ntxiv uas tau qhia hauv kev yuav khoom
kev txiav txim. Ua tsis tau raws li cov kev cai dav dav ntawm Specification A961 / A961M ua qhov tsis ua raws li cov cai no. Thaum muaj teeb meem ntawm qhov yuav tsum tau ua
ntawm qhov tshwj xeeb no thiab Specification A961 / A961M, qhov tshwj xeeb no yuav tsum yeej.
6. ASTM A182 / A182M Chaw tsim khoom
6.1 Cov hlau nplaum uas tsis tshua muaj roj yuav ua los ntawm kev qhib lub siab, lub tshuab hluav taws xob, lossis cov txheej txheem yooj yim nrog oxygen nrog kev xaiv ntawm kev cais tawm thiab ua kom zoo dua qub nyob rau hauv txhua kis.
6.2 Cov pas hlau tsis huv yuav yaj tau los ntawm ib qho ntawm cov txheej txheem hauv qab no: (a) hluav taws xob rauv taws (nrog kev xaiv ntawm kev cais tawm thiab ua kom zoo dua qub); (b) lub tshuab nqus tsev sov; lossis (c) ib qho ntawm cov qub dhau los ua lub tshuab nqus tsev lossis electroslag-consumable. Qib F XM-27Cb tuaj yeem tsim hluav taws xob-beam melting.
6.3 Kev muab pov tseg kom txaus yuav tsum ua kom muaj kev ywj pheej los ntawm cov kav xa dej thiab tsis sib cais.
6.4 Cov khoom siv yuav tsum tsim kom ze rau qhov ua tau raws li cov qauv thiab qhov loj me.
6.4.1 Cov nplais ntawm txhua hom, lub luj tshib, rov qab khoov, tees, thiab header tees yuav tsum tsis txhob siv lub tshuab ncaj qha los ntawm cov khoom lag luam.
6.4.2 Lub tog raj kheej zoo li cov tshuab yuav tsim los ntawm cov forged los yog dov ua kev daws-annealed austenitic stainless hlau bar tsis muaj qhov kub ua haujlwm ntxiv.
6.4.3 Cylindrically-shaped tsis tshua muaj alloy, martensitic stainless, ferritic stainless, thiab ferritic-austenitic stainless hlau qhov chaw, NPS-4 [DN 100] thiab hauv qab, yuav tau machined los ntawm forged los yog dov bar, tsis muaj kev ua haujlwm kub ntxiv.
6.5 Tshwj tsis yog muaj muab rau hauv 6.4, cov khoom tiav tiav yuav yog qhov forging raws li tau hais tseg hauv ntu lus Terminology ntawm Specification A788 / A788M.
