Cov1/2-nti ASTM A312 TP304L stainless hlau yeeb nkabyog qhov tsawg- carbon austenitic stainless hlau yeeb nkab tsim los rau corrosion kuj, weldability, thiab durability. TP304L yog qhov zoo tagnrho rau kev ua tshuaj, kev kho dej, khoom noj khoom haus & dej haus, thiab cov kav dej dav dav uas yuav tsum muaj kev cuam tshuam kev cuam tshuam ntawm intergranular corrosion.
Teem sijhawm 10S, 40S, lossis 80S phab ntsa thicknesses muab cov kev ntsuas sib txawv rau cov ntawv thov siab rau nruab nrab.
Txheem & Khoom Txheej txheem cej luam
Specification:ASTM A312 / A312M / ASTM A312 / ASTM A312 / ASTM A312 / ASTM A312 / ASTM A312 / ASTM A312 / ASTM A312 / A312M / ASTM A312 / ASTM A312 / A312M / ASTM A312 / ASTM A312 / ASTM A312 / ASTM A312 / ASTM A312 / ASTM A312 / A312M / ASTM A312 / ASTM A312 / A312M / ASTM A312 / A312M / ASTM A312 / ASTM A312 / ASTM A312 / ASTM A312 / ASTM A312 / ASTM A312 / ASTM A312 / ASTM A312 / ASTM A312 / ASTM A312) thiab ASTM A312M
Qib:TP304L (UNS S30403)
Hom yeeb nkab:Seamless (SMLS) / Welded (ERW / EFW)
Nominal Pipe Size (NPS):1/2 nti
Dimension Standard:ASME B36.19M
Phab ntsa Schedules: 10S, 40S, 80S
TP304L muaj cov pa roj carbon tsawg (tsawg dua lossis sib npaug li 0.03%), txo qhov kev pheej hmoo ntawm kev hnov qab thaum vuam.
1/2" Pipe Dimensions
| NPS | OD (mm / nti) | Phab ntsa Thickness | ID (kwv yees) | Nyhav ib Meter | Nyhav ib ko taw |
|---|---|---|---|---|---|
| 1/2" | 21.34 hli (0.840 ") | SCH 10S - 2.77 hli (0.109 ") | 15.80 mm | 1.19 kg / m | 0.80 lb / ft |
| 1/2" | 21.34 hli (0.840 ") | SCH 40S - 2.77 hli (0.109 ") | 15.80 mm | 1.68 kg / m | 1.13 lb / ft |
| 1/2" | 21.34 hli (0.840 ") | SCH 80S - 3.91 hli (0.154 ") | 13.52mm 3 | 2.30 kg / m | 1.55 lb / ft |
Nco tseg:
OD (Sab nraud Diameter) zoo ib yam ntawm 0.840 "rau txhua lub sijhawm.
Phab ntsa thickness txiav txim siab ntsuas thiab qhov hnyav.
ID (Inside Diameter) txo qis thaum phab ntsa thickness nce.
Kev ntsuas siab (kwv yees) **
Kev ntsuas siab nyob ntawm phab ntsa lub sijhawm thiab tsim qhov kub thiab txias. Ua raws li ASME B31.3 tus qauv:
| Teem caij | Tso cai ua haujlwm siab @ 38℃(100℃F) | Tso cai ua haujlwm siab @ 200℃(392℃F) |
|---|---|---|
| SCH 10 S | 720 psi (49.6 bar) | 580 psi (40.0 bar) |
| SCH 40 S | 1,200 psi (82.7 bar) | 950 psi (65.5 bar) |
| SCH 80 S | 1,800 psi (124.1 bar) | 1,425 psi (98.2 bar) |
Rau cov kev xam kom meej, xav txog hom kua dej, qhov kub thiab txias, thiab kev tiv thaiv corrosion.
Tshuaj muaj pes tsawg leeg ntawm TP304L
| Element | Cov ntsiab lus (%) |
|---|---|
| C | Tsawg dua lossis sib npaug li 0.03 |
| Cr | 18.0 – 20.0 |
| Ni | 8.0 – 12.0 |
| Mn | Tsawg dua lossis sib npaug li 2.0 |
| Si | Tsawg dua los yog sib npaug rau 1.0 |
| P | Tsawg dua lossis sib npaug li 0.045 |
| S | Tsawg dua lossis sib npaug li 0.030 |
Tsawg carbon tiv thaiv intergranular corrosion thaum lub sij hawm vuam los yog kev kho cua sov.
Mechanical Properties
| Khoom | Tus nqi |
|---|---|
| Tensile zog | Ntau dua lossis sib npaug li 485 MPa |
| Yield zog | Ntau dua lossis sib npaug li 170 MPa |
| Elongation | Ntau dua lossis sib npaug li 35% |
| Hardness | Tsawg dua lossis sib npaug li 95 HRB |
TP304L tuav zoo heev ductility thiab weldability.
Tej kev siv
Chemical processing piping
Khoom noj & dej haus kab
Dej thiab dej khib nyiab systems
Pharmaceutical piping
HVAC thiab qis - cov txheej txheem siab
Cov lus ceeb toom ntawm Kev Xaiv
Xaiv SCH 10S rau qis - cov tshuab siab thiab qhov hnyav tsawg.
SCH 40S yog qhov feem ntau siv rau kev lag luam piping.
SCH 80S yog haum rau siab dua - tej yam kev mob siab.
Rau qhov hnyav chloride ib puag ncig, TP316L yuav raug txiav txim siab.
Kev Tshuaj Xyuas & Kev Tswj Xyuas Zoo
EN 10204 3.1 MTC
Daim ntawv qhia txog tshuaj muaj pes tsawg leeg
Mechanical Property Report
Hydrostatic test report
Kev kuaj PMI
Kev kuaj ultrasonic (UT)
Thib peb-kev tshuaj xyuas tog (yeem, piv txwv li, SGS / BV / TUV)
FAQ
1️⃣ 1/2 "ASTM A312 TP304L stainless hlau yeeb nkab yog dab tsi?
Nws yog 1/2-inch nominal txoj kab uas hla austenitic stainless hlau yeeb nkab tsim nyob rau hauv ASTM International ASTM A312 specification. TP304L yog qhov sib txawv ntawm cov pa roj carbon tsawg (tsawg dua lossis sib npaug li 0.03% C) ntawm TP304, tsim los tiv thaiv corrosion, weldability, thiab txo kev pheej hmoo ntawm intergranular corrosion thaum vuam.
2️⃣ Cov txheej txheem phab ntsa twg muaj rau 1/2 "TP304L yeeb nkab?
Cov sij hawm uas muaj xws li:
SCH 10 S:Nyias-phab ntsa, qis- kev siv siab
SCH 40S:Feem ntau, dav siv hauv kev lag luam
SCH 80 S:Thicker phab ntsa, kev siv siab dua
Phab ntsa thickness ncaj qha cuam tshuam rau lub siab tso cai thiab cov yeeb nkab hnyav.
3️⃣ Sab nraud txoj kab uas hla (OD) thiab phab ntsa thickness rau 1/2 "TP304L yog dab tsi?
OD:21.34 hli (0.840 ")
SCH 10S phab ntsa:2.77 hli (0.109 ")
SCH 40S phab ntsa:2.77 hli (0.109 ")
SCH 80S phab ntsa:3.91 hli (0.154 ")
Sab hauv txoj kab uas hla txo qis thaum phab ntsa thickness nce.
4️⃣ Lub siab ntsuas rau 1/2 "TP304L yeeb nkab yog dab tsi?
Kwv yees li kev tso cai ua haujlwm siab (ASME B31.3):
| Teem caij | Siab @ 38℃(100℃F) | Siab @ 200℃(392℃F) |
|---|---|---|
| SCH 10 S | 720 psi (49.6 bar) | 580 psi (40 bar) |
| SCH 40 S | 1,200 psi (82.7 bar) | 950 psi (65.5 bar) |
| SCH 80 S | 1,800 psi (124.1 bar) | 1,425 psi (98.2 bar) |
Kev ua haujlwm siab tiag tiag yuav tsum xav txog qhov kub, hom dej, thiab kev tiv thaiv corrosion.
5️⃣ Cov kev siv ntawm 1/2 "TP304L yeeb nkab yog dab tsi?
Tshuaj ua kab
Khoom noj khoom haus & dej haus piping
Dej thiab dej khib nyiab systems
Pharmaceutical pipelines
HVAC thiab qis - siab muaj kab
6️⃣ TP304L txawv ntawm TP304 li cas?
TP304L muaj cov pa roj carbon tsawg (tsawg dua lossis sib npaug rau 0.03%)
Txo kev pheej hmoo ntawm intergranular corrosion tom qab vuam
Haum rau welded piping nyob rau hauv siab - kev pab kub
TP304 yog siv nyob rau hauv qhov chaw vuam thiab siab - qhov kev pab cuam kub tsis tshua muaj qhov tseem ceeb
7️⃣ Tau 1/2 "TP304L tuaj yeem welded?
Yog lawm. TP304L yog welding heev siv TIG, MIG, los yog arc vuam. Post-weld passivation raug pom zoo rau qhov chaw tseem ceeb lossis corrosive.
8️⃣ Puas yog seamless lossis welded yeeb nkab zoo dua rau 1/2 "TP304L?
Seamless (SMLS):Txaus siab rau cov txheej txheem tseem ceeb
Welded (ERW / EFW):Haum rau kev siv tsawg -siab
Seamless kav dej muab cov phab ntsa tuab thiab siab dua me ntsis.
9️⃣ Kev tshuaj xyuas thiab ntawv pov thawj dab tsi yog tus qauv?
EN 10204 3.1 / 3.2 Mill Test Certificate (MTC)
Daim ntawv qhia txog tshuaj muaj pes tsawg leeg
Mechanical Property Report
Hydrostatic test report
Ultrasonic los yog radiographic kuaj
PMI (Positive Material Identification)
Thib peb-kev soj ntsuam tog (yeem)
🔟 Yuav ua li cas xaiv tus neeg muag khoom txhim khu kev qha rau 1/2 "TP304L yeeb nkab?
Paub meej tias kev ua raws li ASTM A312
Txheeb xyuas qhov tseeb qhov tseeb ntawm ASME B36.19M
Xyuas kom muaj daim ntawv pov thawj tshuaj lom neeg thiab tshuab
Tag nrho cov xov tooj cua sov traceability
Kev paub hauv kev lag luam lossis EPC piping tej yaam num
Muaj peev xwm muab kev tshuaj xyuas thib peb - yog tias xav tau
