Xi'an Dongmeng Group Co., Ltd. yog ib qho ntawm feem txhim khu kev qha manufacturers thiab lwm tus neeg ntawm ASTM B280 Copper Tube Supplier|ACR Copper Pipe Chaw tsim tshuaj paus rau HVAC & tub yees hauv Suav teb, kuj txhawb kev pabcuam customized. Nrog kev paub ntau, peb zoo siab tos txais koj rau cov khoom lag luam wholesale pheej yig hauv Tshuag ntawm no thiab tau txais cov qauv dawb los ntawm peb lub hoobkas. Rau nqe kev sab laj, tiv tauj peb.
Nrhiav rau lub chaw tsim khoom ntseeg siab rau ASTM B280 Certified Copper Tubes? Koj qhov kev tshawb nrhiav xaus ntawm no.
Nrhiav tus hwmASTM B280 tooj liab rajthiabACR seamless tooj liab kavrauHVAC, tub yees, thiab cua txias tshuab? PebASTM B280 tooj liab tubingua tau raws li cov qauv thoob ntiaj teb, suav nrogC12200, C10200, thiab DHP (siab-phosphorus deoxidized tooj liab), muab superiorthermal conductivity, corrosion kuj, thiab mechanical kev ua tau zoo. Muaj nyob rau hauv ntau yam ntawmSab nraud txoj kab uas hla (OD) los ntawm 1/8 "mus rau 1 3/8" (6.35 mm - 35 mm)thiabphab ntsa thicknessesRaws li ASTM B280 specifications, cov raj tooj liab no zoo meej raucondensers, evaporators, tshav kub exchangers, refrigerant kav, VRF systems, thiab txias cia daim ntaub ntawv. Peb muabncaj thiab coiled ACR tooj liab raj, bulk mov, OEM ntim, thiab thoob ntiaj teb kev pab cuam export, kom ntseeg tau cov kev daws teeb meem rauthaj chaw, kev lag luam, thiab kev lag luam tub yees tej yaam num. Txawm koj xav tau ibtooj liab tube loj daim ntawv qhia, ASTM B280 specifications, los yog siab - zoo seamless tooj liab kav rau cua txias thiab HVAC installation, peb cov khoom xa tuaj tsis sib xwskev ua tau zoo, durability, thiab muaj thoob ntiaj teb.
ASTM B280 Copper Tube rau HVAC & Cov Cuab Yeej Cuab Yeej
ASTM B280 tooj liab raj yog siab -purity seamless ACR tooj liab yeeb nkab tshwj xeeb tsim los rau cua txias, tub yees, HVAC, VRF, thiab cua kub exchanger systems. Tsim los ntawm hwm C12200 thiab cov pa oxygen- cov khoom siv tooj liab dawb, ASTM B280 tubing muaj cov thermal conductivity zoo, corrosion tsis kam, kev ua haujlwm siab, thiab huv si sab hauv rau daim ntawv thov hloov mus rau cov tub yees.
Peb cov ASTM B280 tooj liab raj yog dav siv nyob rau hauv cov huab cua txias systems, lag luam HVAC tej yaam num, tub yees pipelines, txias cia chaw, condensers, evaporators, chillers, thiab industrial txias tshuab. Muaj nyob rau hauv ntev ntev thiab coils, cov seamless tooj liab raj ua raws li thoob ntiaj teb ASTM B280 cov qauv thiab txhawb OEM customization, SGS tshuaj xyuas, export ntim, thiab thoob ntiaj teb kev xa khoom.
Txawm hais tias koj xav tau ACR tooj liab tubing rau VRF tshuab, HVAC cov tub yees kab, lossis cov tub yees muaj kev lag luam, peb muab cov kev daws teeb meem zoo ASTM B280 tooj liab yeeb nkab uas ruaj khov thiab cov nqi sib tw.
ASTM B280 Copper Tube Standard Size Daim Ntawv Qhia (Quick Reference)
Cov nram qab no ASTM B280 tooj liab tube loj daim ntawv qhia ceev siv qhov ntev rau seamless ACR tooj liab tubing siv nyob rau hauv HVAC, tub yees, VRF, cua txias, condenser, evaporator, thiab industrial txias tshuab. Muaj nyob rau hauv ob qho tib si ntiv tes thiab metric ntsuas, cov raj tooj liab no ua raws li ASTM B280 cov qauv thiab tsim nyog rau cov ntawv thov xa mus thoob ntiaj teb.
| Nominal Loj | OD (inch) | OD (mm) | Phab ntsa Thickness | Hom | HVAC / Daim ntawv thov tub yees | Refrigerant Compatibility | Qib Siab |
|---|---|---|---|---|---|---|---|
| 1/4" | 0.250 | 6.35mm ib | 0.030 "/ 0.76 hli | Coil / Ncaj | Split Cua Txias | R410A / R32 | Siab Siab |
| 3/8" | 0.375 | 9,52mm ua | 0.032 "/ 0.81 hli | Coil / Ncaj | Refrigerant Line Systems | R410A / R32 | HVAC Txuj |
| 1/2" | 0.500 | 12.70 mm | 0.032 "/ 0.81 hli | Coil / Ncaj | Commercial HVAC Systems | R410A / R32 | Nruab Nrab Siab |
| 5/8" | 0.625 | 15.88mm 3 | 0.035 "/ 0.89 hli | Coil / Ncaj | VRF & VRV Systems | R410A / R32 | Qib Industrial |
| 3/4" | 0.750 | 19.05mm ib | 0.045 "/ 1.14 mm | Ncaj Ntev | Chiller & Txias Systems | R134A | Siab Siab |
| 7/8" | 0.875 | 22.23mm 3 | 0.045 "/ 1.14 mm | Ncaj Ntev | Txias Nroj Tsuag | R134A / R22 | Qib Industrial |
| 1-1/8" | 1.125 | 28.58mm 3 | 0.050 "/ 1.27 hli | Ncaj Ntev | Muaj tub yees | R22 / R134A | Hnyav plaub ntug |
| 1-3/8" | 1.375 | 34.93mm 3 | 0.055 "/ 1.40 mm | Ncaj Ntev | Txias Cia Systems | R22 | Hnyav plaub ntug |
| 1-5/8" | 1.625 | 41.28mm 3 | 0.060 "/ 1.52 hli | Ncaj Ntev | Industrial Cooling Pipelines | R22 | Ntxiv Hnyav |
| 2-1/8" | 2.125 | 53.98mm ib | 0.070 "/ 1.78 hli | Ncaj Ntev | Central Cua Txias Systems | R22 | Ntxiv Hnyav |
Nrov HVAC Copper Tube Loj
Feem ntau siv ASTM B280 tooj liab raj qhov ntau thiab tsawg rau HVAC thiab tub yees tshuab suav nrog:
1/4" Copper Tube → Residential Split Air Conditioners
3/8" Copper Tube → Refrigerant Liquid Lines
1/2" Copper Tube → Commercial HVAC Systems
5/8" Copper Tube → VRF / VRV Cua Txias Systems
3/4 "Copper Tube → Chiller Dej Systems
7/8 "Copper Tube → Industrial Refrigeration Systems
Cov qhov loj me no tau siv dav hauv thaj chaw, kev lag luam, thiab kev lag luam HVAC engineering project thoob ntiaj teb.
ASTM B280 Copper Tube Nta
Seamless Copper Tube Kev tsim kho
ASTM B280 tooj liab tubing yog tsim los ua seamless tooj liab yeeb nkab los xyuas kom meej lub siab ua hauj lwm zoo thiab refrigerant kev nyab xeeb kev ua tau zoo.
Clean Internal Surface
Qhov chaw sab hauv yog ntxuav thiab qhuav tshwj xeeb rau cov tub yees thiab HVAC cov tub yees hloov tshuab.
Zoo heev thermal conductivity
Copper muab kev hloov pauv hluav taws xob zoo tshaj plaws rau condensers, evaporators, chillers, thiab cua txias tshuab.
Corrosion Resistance
ASTM B280 ACR tooj liab tubing muaj ntev -lub sij hawm corrosion kuj nyob rau hauv cov cua txias thiab tub yees daim ntaub ntawv.
Tau tshaj cov tub yees niaj hnub
Haum rau:
R410A
R32
R134A
R22
Muaj Cov Qauv
Ncaj Ntev Copper Tube
Haum rau:
Industrial tub yees
Kev lag luam HVAC systems
Chiller tej yaam num
Tooj Coil Tube
Haum rau:
Chaw nyob AC installation
Split cua txias
Flexible refrigerant kav
Vim li cas Ntiaj Teb HVAC cov neeg cog lus ntseeg Dongmeng tooj liab?
ASTM B280 Copper Tubes|Seamless ACR Copper Pipes rau HVAC & Cov tub yees
Strict Contamination Control:Txhua lub raj yog nitrogen-purged thiab capped kom ntseeg tau tias cov khoom seem hauv qab no0.02g/m², tiv thaiv compressor tsis ua haujlwm.
High Pressure Safety:Kev sim siab tshaj plaws ua haujlwm siab (txog 2600+ psi rau 1/8" coils), zoo tagnrho rau cov tub yees niaj hnub.
Verified Quality:Download pebSGS Test Reportthiab ISO 9001 Certificate.
Ntiaj teb no Shipping:Kev tshaj lij dej hiav txwv- tsim nyog ntim khoom (ntoo crates/pallets) kom tsis txhob deformation thaum caij tsheb npav.
ASTM B 280 Cov Lus Qhiayog tus qauv tseeb rauseamless tooj liab tubingtsim tshwj xeeb rauKev siv cua txias thiab tub yees (ACR).. Qhov nooxygen-dawb, nitrogen-them tooj liab tubeyog meticulously tsim los uahuv, qhuav, thiab cappedtxhawm rau tiv thaiv kev kis kab mob, ua kom muaj kev ncaj ncees thiab lub neej ntev ntawm HVACR cov kab ke. Tsis zoo li cov kav dej txheem,ACR cevyog xa npaj raukev pab teb chaws, muab superiorbrazabilitythiab corrosion kuj rau qhov tseem ceebtub yees kab, HVAC kab teeb, thiabchiller systems. Thaum tsis ua hauj lwm tsis yog ib qho kev xaiv, qhia meejASTM B 280 Cov Lus Qhiarau guaranteed kev ua tau zoo thiab kev tiv thaiv tus nqi compressor burnouts thiab system kab mob.
Qhov kev qhia tshwj xeeb no suav nrog qhov yuav tsum tau ua rau seamless UNS C10200, C12000, lossis C12200 tooj liab alloy raj siv rau kev sib txuas, kho, lossis kev hloov pauv ntawm cov cua txias lossis cov tub yees. Cov ntaub ntawv nyob rau hauv daim ntawv ntawm billets, tuav, los yog raj yuav tsum tau siv los tsim ib homogeneous uniform wrought qauv los ntawm kub los yog txias ua hauj lwm. Txhua lub raj yuav tsum tau txias rau qhov ua tiav qhov loj me thiab phab ntsa tuab. Coiled lengths nrog mos annealed tempers yuav tsum kaj annealed tom qab coiling ces lub cev qhuav dej thiab tog twg los capped, plugged, crimped, los yog lwm yam kaw ntawm ob kawg. Ncaj ntev nrog lub zog rub tawm yuav tsum tau muab ntxuav thiab capped, ntsaws, lossis lwm yam kaw ntawm ob qho kawg. Cov qoob loo loj, tensile zog, thiab eddy-tam sim no thiab kev kuaj kev huv huv yuav tsum ua raws li qhov tseem ceeb hauv qab no.
ASTM B280 Copper Tube rau Cua Conditioning thiab Refrigeration (ACR) - Qhov ntev
| Nominal Loj (inch) |
Annealed (A) lossis Drawn Temper (D) | Sab nraud txoj kab uas hla (inch) mm |
Sab hauv Dia (inch) mm |
Phab ntsa Thickness (inch) mm |
Hla Sectional Area of Bore (square inches) mm |
|---|---|---|---|---|---|
| 1/8 | A | 0.125 | 0.065 | 0.030 | 0.0033 |
| 3/16 | A | 0.187 | 0.128 | 0.030 | 0.0129 |
| 1/4 | A | 0.250 | 0.190 | 0.030 | 0.0284 |
| 5/16 | A | 0.312 | 0.248 | 0.032 | 0.0483 |
| 3/8 | A | 0.375 | 0.311 | 0.032 | 0.076 |
| D | 0.375 | 0.315 | 0.030 | 0.078 | |
| 1/2 | A | 0.500 | 0.436 | 0.032 | 0.149 |
| D | 0.500 | 0.430 | 0.035 | 0.145 | |
| 5/8 | A | 0.625 | 0.555 | 0.035 | 0.242 |
| D | 0.625 | 0.545 | 0.040 | 0.233 | |
| 3/4 | A | 0.750 | 0.680 | 0.035 | 0.363 |
| A | 0.750 | 0.666 | 0.042 | 0.348 | |
| D | 0.750 | 0.666 | 0.042 | 0.348 | |
| 7/8 | A | 0.875 | 0.785 | 0.045 | 0.484 |
| D | 0.875 | 0.785 | 0.045 | 0.484 | |
| 1 1/8 | A | 1.125 | 1.025 | 0.050 | 0.825 |
| D | 1.125 | 1.025 | 0.050 | 0.825 | |
| 1 3/8 | A | 1.375 | 1.265 | 0.055 | 1.26 |
| D | 1.375 | 1.265 | 0.055 | 1.26 |
ASTM B280 Copper Tube rau Cua txias thiab tub yees (ACR) - Ua Haujlwm Siab
| Nominal Loj (inch) |
Max. Ua Haujlwm Siab(psi)(kPa) | ||
|---|---|---|---|
| Annealed Coils | Annealed Ncaj Ntev | Drawn Ncaj Lengths | |
| 1/8 | 2613 | ||
| 3/16 | 1645 | ||
| 1/4 | 1195 | ||
| 5/19 | 1017 | ||
| 3/8 | 836 | 777 | 1524 |
| 1/2 | 618 | 664 | 1302 |
| 5/8 | 525 | 615 | 1206 |
| 3/4 | 435 | 538 | 1055 |
| 7/8 | 495 | 496 | 972 |
| 1 1/8 | 420 | 421 | 825 |
| 1 3/8 | 373 | 374 | 733 |
| 1 5/8 | 347 | 348 | 682 |
| 2 1/8 | 309 | 607 | |
| 2 5/8 | 286 | 560 | |
| 3 1/8 | 270 | 529 | |
| 3 5/8 | 258 | 506 | |
| 4 1/8 | 249 | 489 | |
Kev ntsuas raws li qhov kev pabcuam kub max.150oF (66oC).
yield zogS=5100 psi (35 GPa)rau annealed tube
yield zogS=10000 psi (69GPa)rau lub cev kos
Copper UNS No. Hom tooj liab:
| C10200 | Oxygen -dawb yam tsis muaj deoxidants seem |
| C12000 | Phosphorus deoxidized, tsis tshua muaj phosphorus |
| C12200 | Phosphorus deoxidized, siab residual phosphorus |
peb daim ntawv pov thawj ASTM B280
Peb lub tshuab cua txias tooj liab tubing yog kuaj los ntawm SGS lub chaw soj nstuam. Peb cov neeg muas zaub feem ntau thov cov hauv qab no:
Kev ntsuas ntsuas: OD thiab phab ntsa tuab (kuaj raws li ASTM B280)
Cov khoom xeem: Cu, P (kuaj raws li ASTM B280)
Tensile zog, yield zog, thiab elongation (kuaj raws li ASTM B280)
Peb daim ntawv pov thawj ASTM B280
| Copper Tube soft temper | 1/2" × 0.035" × 49.21 ft |
| 12.7 hli * 0.9 hli * 15m |
Peb daim ntawv pov thawj ASTM B280
| Copper Tube soft temper | 3/4" × 0.059" × 19.0 ft |
| 19.05 hli × 1.5 hli × 5.8 m |
Peb daim ntawv pov thawj ASTM B280
| Copper Tube soft temper | 9/16" × 0.047" × 49.2 ft |
| 14mm * 1.2mm * 15m |
Peb daim ntawv pov thawj ASTM B280
| Copper Tube soft temper | 3/4" × 0.079" × 19.0 ft |
| 19.05 hli * 2mm * 5.8m |
Peb daim ntawv pov thawj ASTM B280
| Copper Tube soft temper | 1-1/8" × 0.098" × 19.0 ft |
| 28.575mm * 2.5mm * 5.8m |
Peb daim ntawv pov thawj ASTM B280
| Copper Tube soft temper | 1-7/16" × 0.094 " × 19.0 ft |
| 36 hli * 2.4mm * 5.8m |
peb nyob ntawm no rau koj
ASTM B280 Copper Tube - Ntawv pov thawj, Kev lees paub zoo & Cov qauv xa khoom
1. Cov ntawv pov thawj & cov qauv
PebASTM B280 tooj liab rajua raws li cov qauv thoob ntiaj teb thiab cov ntawv pov thawj zoo:
ASTM B 280 Cov Lus Qhia- Seamless tooj liab tubing txheem rauCua txias thiab tub yees (ACR)
ISO 9001 Cov– Quality Management System Certification
SGS / BV / Intertek Inspection Reports- Xaiv thib peb - pov thawj tog
Material Test Reports (MTR)– suav nrogalloy qib, tshuaj muaj pes tsawg leeg, thiab txhua yam khoom
RoHS / REACH Ua Raws Cai- Rau ib puag ncig zoo cov ntaub ntawv
✅ Cov ntawv pov thawj no xyuas kom meejkev ntseeg tau, traceability, thiab ua rawsrauthaj chaw, kev lag luam, thiab kev lag luam HVAC thiab cov phiaj xwm tub yees.
2. Kev Pov Hwm Zoo & Kev Tshuaj Xyuas
Peb ua raws nrujcov txheej txheem tswj kom zookom ntseeg tau tias txhua lub raj tooj liab ua tau raws li ASTM B280 tus qauv:
Raw Material Verification- Copper alloy qibC12200, C10200, DHPkuaj xyuas purity thiab muaj pes tsawg leeg
Dimensional soj ntsuam- Muaj tseebsab nraud txoj kab uas hla (OD), phab ntsa thickness, thiab ntevrau specification
Surface Quality Check- Smooth, tsis xws luag -dawb nto haum raukhoov, brazing, thiab tub yees installation
Mechanical & Thermal Testing- Xyuas kom meejLub zog tensile, elongation, thiab thermal conductivityua tau raws li qhov yuav tsum tau ua
Thib peb -Party Certification muaj- Raws li kev thov, peb tuaj yeem muab tauSGS, BV, lossis Intertekkev tshuaj xyuas
3. Ntim & Xa Cov Qauv
Peb xyuas kom meejmuaj kev nyab xeeb, ua tau zoo, thiab traceable xa khoomRau tag nrho ASTM B280 tooj liab raj:
Daim Ntawv Xaiv:Cov raj ncaj (3-6 m) lossis coiled tubing (15-50 m)
Ntim:Export- qauvntoo crates, cartons, los yog palletsrau kev tiv thaiv thaum thauj
Custom Packaging:OEM daim ntawv lo, bulk cartons, thiab shipping bundles muaj
Delivery Options:Hiav txwv freight, huab cua freight, thiab》courier rau ntiaj teb no buyers
Lub Sijhawm Lead:Feem ntau15-30 hnubnyob ntawm seb muaj pes tsawg, qhov loj, thiab daim ntawv
Taug qab & Cov ntaub ntawv:Cov ntaub ntawv xa khoom, MTR, thiab cov npe ntim khoom tau muab
🚚 Peb cov khoom xa tuaj thiab kev lees paub zoo ua kom ntseeg tauASTM B280 tooj liab rajmus txog koj qhov chawtsis zoo, muaj ntawv pov thawj, thiab npaj rau kev teeb tsa, seb nws yog a15 hli tooj liab yeeb nkab, 22 hli tooj liab raj, los yog loj muaj HVAC piping.
ASTM B280 Copper Tube Daim Ntawv Thov
ASTM B280 tooj liab rajyog dav siv nyob rau hauvHVAC, tub yees, thiab cua txias tshuabvim lawvzoo heev thermal conductivity, corrosion kuj, thiab mechanical zog. Cov ntawv thov uas muaj xws li:
1. HVAC Systems
Chaw nyob thiab kev lag luamcua txias units
VRF (Variable Refrigerant Flow) systems
Centralizedcua sov, qhov cua, thiab cua txias tshuab
Cov kav dej tub yeesrau chav nyob sab hauv tsev thiab sab nraum zoov
2. Cov tshuab cua txias
Cia txias thiab taug kev- hauv lub freezers
Commercial tub yees units
Industrial tub yees pipelines
Cov kab txias txiasrau cov khoom cua txias
3. Kub Exchangers
Condenserhauv cua txias thiab tub yees
Cov evaporatorsrau kev siv cua sov
Kev lag luamtxheej txheem kub exchangers
4. ACR (Air Conditioning & Refrigeration) Piping
15 hli tooj liab kav, 22 hli tooj liab rajthiab lwm yam ACR qhov ntau thiab tsawg
Seamless tubingkom yooj yim khoov, brazing, thiab installation
Ncaj los yog coiled rajrau cov kev daws teeb meem piping hloov tau
5. Cov ntawv thov kev lag luam
Txheej txheem cua txias tshuab
HVAC & tub yees engineering tej yaam num
Loj - nplaikev lag luam thiab kev lag luam cua txias network
Cov txiaj ntsig tseem ceeb hauv kev siv:
Siabthermal conductivityrau kev hloov pauv kom zoo
Corrosion-resistantrau ntev -lub sij hawm durability
Yooj yim installation– txhawb kev khoov thiab brazing ntawm -site
Muaj nyob rau hauvntau qhov ntau thiab tsawgkom haum rau cov tsev nyob me me lossis cov phiaj xwm loj
Export Markets
Peb ASTM B280 tooj liab raj raug xa tawm mus rau:
Tebchaws Meskas
Canada
Mexico
Qaib ntxhw
UAE
Saudi Arabia
Nyab Laj
Malaysia
Australia
South Africa
Ntiaj teb no HVAC Project Supply Solutions
Hotel HVAC tej yaam num
Kev lag luam hauv tsev txias tshuab
Lub khw muag khoom tub yees tshuab
Tsev Kho Mob HVAC piping
Industrial cua txias kab
VRF tub yees tshuab
Chiller installations
Txias chav systems
Data center txias
Qee qhov txheeb cais txog ASTM B280 koj yuav tsum paub
ASTM B280 Copper Tube FAQ
1. Dab tsi ntawm ASTM B280 tooj liab raj koj muab?
Peb muab tag nrho cov khoomASTM B280 tooj liab raj qhov ntau thiab tsawg, los ntawm6mm / 1/8 "mus rau 35mm / 1 3/8", suav nrog qhov ntau thiab tsawg nyiam nyiam15mm tooj liab kavthiab22mm tooj liab tube, nrog phab ntsa thicknesses ib ASTM B280 tus qauv. Kev cai diameters kuj muaj nyob rau ntawm kev thov.
2. Cov khoom siv qib twg muaj rau ASTM B280 cov kav dej tooj liab?
Peb cov raj tooj liab yog tsim los ntawmC12200 (ua lag luam ntshiab tooj liab), C10200 (oxygen-dawb tooj liab), thiabDHP (siab-phosphorus deoxidized tooj liab), kom ntseeg tauzoo heev thermal conductivity, corrosion kuj, thiab mechanical zograu HVAC thiab daim ntawv thov tub yees.
3. Puas yog ASTM B280 cov raj tooj liab muab rau hauv cov ntawv ncaj lossis coiled?
Peb muab ob qho tib sitxoj hlua ncaj (3-6 m standard lengths)thiabcoiled tooj liab tubing (15-50 m), haum rauthaj chaw, kev lag luam, thiab kev lag luam HVAC thiab cov phiaj xwm tub yees.
4. Koj puas tuaj yeem muab OEM ntim lossis xaj xaj xaj?
Yog, peb muabOEM ntim, kev cai labeling, thiab bulk khoom, ua tau raws li qhov xav tau ntawmdistributors, neeg cog lus, thiab cov neeg yuav khoom thoob ntiaj teb.
5. Dab tsi yog qhov tsawg kawg nkaus txiav txim kom muaj nuj nqis (MOQ) rau ASTM B280 tooj liab raj?
MOQ nyob ntawmqhov loj, daim ntawv (ncaj lossis coil), thiab cov khoom ntim khoom, tab sis peb txhawbme mus rau loj - nplai xajrau cov neeg siv khoom hauv tsev thiab thoob ntiaj teb.
6. Cov qauv thiab ntawv pov thawj dab tsi ua rau koj cov raj tooj liab ua tau raws li?
Tag nrho peb cov raj ua rawsASTM B280 tus qauv. Peb tuaj yeem muab tauCov Ntawv Qhia Txog Cov Khoom Siv (MTR), ISO certification, SGS lossis BV cov ntaub ntawv tshuaj xyuas, kom ntseeg tau qhov zoo thiab traceability.
7. Cov raj tooj liab no puas haum rau cov tshuab cua txias thiab cov tub yees?
kiag li. ASTM B280 tooj liab raj yog tsim tshwj xeeb rauHVAC, ACR, thiab cov kav dej tub yees, suav nrogcondensers, evaporators, tshav kub exchangers, thiab refrigerant kab.
8. Lub raj tooj liab tau ntim li cas rau kev xa khoom?
Peb muabexport - txheem ntim, suav nrogntoo crates, cartons, los yog pallets, kom muaj kev nyab xeeb kev xa khoom raukev txiav txim ntau lossis xa khoom thoob ntiaj teb.
9. Koj puas muab lub raj tooj liab loj daim ntawv qhia lossis daim ntawv qhia tshwj xeeb?
Yog, peb muab aDaim ntawv qhia me me nrog OD, phab ntsa thickness, qib alloy, thiab daim ntawv thov, pab buyers xaiv lubtxoj cai tooj liab yeeb nkab rau HVAC los yog tub yees tej yaam num.
10. ASTM B280 cov raj tooj liab puas tuaj yeem khoov lossis brazed ntawm -site?
Yog, peb cov raj muajzoo heev ductilitythiabthermal khoom, tso caintawm - site dabtsi yog khoov, brazing, thiab installationtsis cuam tshuam kev ua haujlwm.
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