Astm A795 Sch40 Hluav Taws Xob Hluav Taws Xob
✔ Khoom siv: Carbon Steel
✔ Khoom siv: Q195, Q235, Q355
Standard: ASTM A53, ASTM A500, A36, ASTM A795, IS065, ANSI C80, DIN2440, JIS G3444.GB/T3091.GB/T13793
✔ Nto: Zinc txheej 200-500g / m2 (30-70um) 0rBlack xim / xim liab
✔ Cov yeeb nkab kawg: xov, grooved; nrog lossis tsis muaj lub kaus mom
✔ Daim ntawv thov: cov yeeb nkab ntub dej tshuab; cov yeeb nkab qhuav dej tshuab; ua ntej - cov tshuab ua dej ntws; cov tshuab hluav taws xob; thiab lwm yam
✔ MOQ: Ib lub thawv txog 28 tons
✔ Lub sij hawm tsim khoom: feem ntau 25 hnub
✔ Cov nqe lus them nqi: L / C, D / A, D / P, T / T
Tianjin YOUFA International Trade Co., Ltd yog ib tug ntawm cov uas paub txog manufacturers thiab lwm tus neeg ntawm astm a795 sch40 hluav taws sib ntaus yeeb nkab nyob rau hauv Suav teb. Txais tos rau kev lag luam wholesale bulk zoo customized produts ntawm tus nqi qis los ntawm peb lub hoobkas. Rau daim ntawv teev nqi thiab cov khoom pheej yig, hu rau peb tam sim no.
Cov yam ntxwv ntawm astm a795 teem sijhawm 40 Hluav Taws Xob Hluav Taws Xob
ASTM A795 yog tus qauv Asmeskas tshwj xeeb rau carbon-steel hluav taws-tiv thaiv yeeb nkab; Teem sijhawm 40 qhia txog tus qauv-qhov hnyav phab ntsa tuab, dav siv rau ntub, qhuav, ua ntej ua haujlwm thiab deluge sprinkler systems.
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Khoom siv & kev tsim khoom
Cov khoom siv hauv paus: Carbon steel (Qib A / Qib B). ERW welded lossis seamless yeeb nkab, NPS 1/2 "-10" (DN15-DN250) ntau yam.
Cov kev xaiv saum npoo: dub liab qab steel los yog kub-dip galvanized, xim liab xim txheej, epoxy txheej (rau tshwj xeeb corrosion yuav tsum).
Sch40 muaj phab ntsa tuab dua piv nrog Sch10, muab cov khoom siv zog ntau dua thiab ua haujlwm siab.
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Mechanical & siab ua haujlwm
Rated ua haujlwm siab: Feem ntau mus txog 300 psi (2.07 MPa) rau kev siv hluav taws kub.
Txhua cov yeeb nkab yuav raug kuaj hydrostatic los yog lwm yam kev ntsuas hluav taws xob tsis muaj kev puas tsuaj; welds tau txais 100% NDT kev soj ntsuam ( nruj dua li cov hom phiaj dav dav ASTM A53).
Yuav tsum tau flattening xeem kom paub tseeb ductility thiab weld kev ncaj ncees; Sch40 ua tau zoo dua nyob rau hauv deformation-kuj dua li nyias-wall Sch10.
Tso cai teb khoov, nrog qhov tsawg kawg nkaus khoov sab hauv lub vojvoog Ntau dua lossis sib npaug ntawm 12 × yeeb nkab OD ntawm qhov kub thiab txias.
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Xaus kev sib txuas
Plain kawg, Roll-grooved (grooved coupling), Threaded xaus (ANSI B1.20.1),
Beveled xaus rau welding
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Daim ntawv pov thawj
Cov khoom tsim nyog muaj UL-listed / FM-pom zoo cov cim
astm a795 sch40 Hluav taws tua cov yeeb nkab qhov ntau thiab tsawg
ASTM A795/A795M Standard Specification Schedule 40 hluav taws sprinkler yeeb nkab yog tus qauv - hnyav hluav taws tiv thaiv yeeb nkab siv rau cov tshuab sprinkler. Raws li ASTM A795, Teem sijhawm 40 qhov ntev feem ntau siv rau NPS 1/2 txog NPS 6 qhov ntau thiab tsawg, thaum qhov loj dua xws li NPS 8 thiab NPS 10 feem ntau tau teev tseg raws li Teem caij 30 raws li tus qauv- pawg hnyav.
| Dimensions, Luj, Test Pressures For Standard -Hnyav Hluav Taws Hluav Taws Xob Hluav Taws Xob-Teem caij 30 thiab Teem caij 40 | |||||||||||
| NPS Tus tsim |
DN Tus tsim |
Qhia tawm sab nraud Txoj kab uas hla |
Nominal Phab ntsa ThicknessA |
Nyhav Plain End | Nyhav Threaded thiab CoupledB |
Kev ntsuas siab, Seamless thiab ERW | |||||
| hauv. | mm | hauv. | mm | lb/ft | kg/m | lb/ft | kg/m | psi | MPa | ||
| 1/2 | 15 | 0.84 | [21.3] | 0.109 | [2.77] | 0.85 | [1.27] | 0.85 | [1.27] | 700 | [4800] |
| 3/4 | 20 | 1.05 | [26.7] | 0.113 | [2.87] | 1.13 | [1.69] | 1.13 | [1.68] | 700 | [4800] |
| 1 | 25 | 1.315 | [33.4] | 0.133 | [3.38] | 1.68 | [2.50] | 1.68 | [2.50] | 700 | [4800] |
| 1 1/4 | 32 | 1.66 | [42.2] | 0.14 | [3.56] | 2.27 | [3.39] | 2.28 | [3.40] | 1000 | [6900] |
| 1 1/2 | 40 | 1.9 | [48.3] | 0.145 | [3.68] | 2.72 | [4.05] | 2.73 | [4.07] | 1000 | [6900] |
| 2 | 50 | 2.375 | [60.3] | 0.154 | [3.91] | 3.66 | [5.45] | 3.69 | [5.50] | 1000 | [6900] |
| 2 1/2 | 65 | 2.875 | [73.0] | 0.203 | [5.16] | 5.80 | [8.64] | 5.83 | [8.68] | 1000 | [6900] |
| 3 | 80 | 3.5 | [88.9] | 0.216 | [5.49] | 7.58 | [11.29] | 7.62 | [11.35] | 1000 | [6900] |
| 3 1/2 | 90 | 4 | [101.6] | 0.226 | [5.74] | 9.12 | [13.58] | 9.21 | [13.71] | 1200 | [8300] |
| 4 | 100 | 4.5 | [114.3] | 0.237 | [6.02] | 10.80 | [16.09] | 10.91 | [16.25] | 1200 | [8300] |
| 5 | 125 | 5.563 | [141.3] | 0.258 | [6.55] | 14.63 | [21.79] | 14.82 | [22.07] | 1200 | [8300] |
| 6 | 150 | 6.625 | [168.3] | 0.28 | [7.11] | 18.99 | [28.29] | 19.2 | [28.60] | 1200 | [8300] |
| 8 (Tshooj 30) | 200 | 8.625 | [219.1] | 0.277 | [7.04] | 24.72 | [36.82] | 25.57 | [38.09] | 1200 | [8300] |
| 10 (Tshooj 30) | 250 | 10.75 | [273.1] | 0.307 | [7.80] | 34.27 | [51.05] | 35.78 | [53.29] | 1000 | [6900] |
Cov lus ceeb toom tseem ceeb: Raws li ASTM A795 tus qauv, NPS 8 (DN200) & NPS 10 (DN250) yog Schedule 30, tsis yog Sch40; Hauv qab no cov lus teev cov qauv Sch40 ntau yam NPS 1/2-6 (DN15-150) ntxiv rau NPS8/10 Sch30 rau kev siv.
Vim li cas ASTM A795 Teem sijhawm 40 nrov rau kev tiv thaiv hluav taws?
Siab dua phab ntsa Thickness thiab Mechanical StrengthASTM A795 Teem sijhawm 40 nta phab ntsa tuab dua piv nrog Teem caij 10 yeeb nkab, muab cov qauv tsim muaj zog dua thiab zoo dua rau kev cuam tshuam thiab sab nraud quab yuam. Qhov no ua rau nws tsim nyog rau qhov xav tau kev tiv thaiv hluav taws ib puag ncig xws li cov nroj tsuag muaj, warehouses, thiab cov tsev lag luam loj.
Higher Pressure Rating rau High-Rise Buildings
Sch 40 offers a significantly higher Maximum Allowable Working Pressure-for example, 2" Sch 40 is rated ~300–350 psi versus ~200–250 psi for Sch 10. This provides the safety for high-rise risers, standpipes, and fire pump discharge headers where static pressures often exceed 250 psi.
Tsim tshwj xeeb rau kev siv tiv thaiv hluav taws
ASTM A795 tshwj xeeb yog tsim rau cov kav hlau dub thiab galvanized siv hauv kev tiv thaiv hluav taws. Tus qauv ua kom cov khoom zoo ib yam, qhov tseeb qhov tseeb, thiab txhim khu kev qha kev ua tau zoo rau kev siv tshuaj tua hluav taws thiab tua hluav taws.
Ntau yam ntawm daim ntawv thov thiab qhov ntau thiab tsawgASTM A795 Teem sijhawm 40 yeeb nkab yog muaj nyob rau hauv ntau qhov ntau thiab tsawg, ua rau nws haum rau cov qauv kev tiv thaiv hluav taws sib txawv. Nws yog feem ntau siv rau lub tshuab nqus dej, lub hauv paus ntoo khaub lig, cov kav dej tso dej, cov kav dej tua hluav taws, thiab cov dej tua hluav taws.
Compatibility nrog ntau txoj kev sib txuas
ASTM A795 Teem sijhawm 40 yeeb nkab tuaj yeem ntsia tau siv grooved couplings, threaded kev sib txuas, flanges, lossis vuam txoj kev. Qhov kev hloov pauv no tso cai rau cov neeg cog lus xaiv txoj kev txhim kho zoo tshaj plaws raws li qhov yuav tsum tau ua.
Muaj nrog sib txawv Surface Finishes
Teem caij 40 cov yeeb nkab tiv thaiv hluav taws tuaj yeem muab cov xim dub, liab - pleev xim rau, galvanized, lossis lwm yam txheej tiv thaiv. Cov kev xaiv no tso cai rau cov yeeb nkab kom ua tau raws li qhov xav tau sib txawv rau kev tiv thaiv corrosion, zoo li, thiab kev teeb tsa.
ASTM A795 Teem sijhawm 40 yog nrov tsis yog vim nws yog lub teeb tshaj plaws los yog hydraulically npaum, tab sis vim hais tias nws muab ntau dua phab ntsa thickness, siab zog, zoo siab kuj, thiab zoo heev durability. Nyob rau tib lub sijhawm, nws tsuas yog kev nyab xeeb, ua raws, UL / FM tau lees paub xaiv rau cov hlua hluav taws xob sib txuas.Txawm hais tias nws hnyav dua thiab raug nqi ntau dua li Schedule 10, nws cov khoom siv kho kom zoo ua rau nws yog qhov kev xaiv zoo tshaj plaws rau cov ntawv thov uas xav tau kev nyab xeeb ntxiv thiab muaj zog.
Cov lus nug nquag
Q: Qib A thiab Qib B hauv qab ASTM A795 yog dab tsi?
ASTM A795 txhais ob qib carbon-steel. Qib A yog rau kev pab cuam tiv thaiv hluav taws. Qib B xav tau kev kho cua sov tom qab vuam rau ERW welded yeeb nkab, xa lub zog ntau dua thiab zoo dua weld-zone toughness, nyiam dua rau cov kev pheej hmoo siab dua lossis siab dua qhov hluav taws kub-qhov system. Ob qib muaj rau SCH40 qhov ntev.
Q: ASTM A795 Sch40 galvanized yeeb nkab puas tuaj yeem khoov?
Bending yog tso cai, tab sis txias khoov yuav tsum tsis txhob tsim khoov nrog sab hauv khoov vojvoog tsawg dua 12 × yeeb nkab txheej kab. Ntws nruj khoov yuav tawg lub galvanized txheej thiab steel phab ntsa. Tom qab khoov, tshuaj xyuas cov txheej tev thiab kho cov zinc puas
Q: Lub Hoobkas kuaj dab tsi yog qhov yuav tsum tau ua rau ASTM A795 Sch40 yeeb nkab?
Txhua lub yeeb nkab ntev yuav tsum xeem dhau hydrostatic leak test, los yog kev pom zoo tsis muaj kev puas tsuaj hluav taws xob ua lwm txoj hauv kev. Welded kav yuav tsum tau ua kom tiav cov kev ntsuam xyuas flattening kom paub tseeb tias qhov kev ncaj ncees thiab cov khoom siv ductility. Kev ntsuam xyuas tshuaj lom neeg thiab cov cuab yeej cuab tam yog ua rau ib qhov ntau lawm
Q: ASTM A795 Sch40 galvanized yeeb nkab puas tuaj yeem siv rau cov kav dej hauv av?
Kub-dipped galvanized ASTM A795 yeeb nkab yog tsim los rau saum toj-hauv av tiv thaiv piping. Rau kev faus hauv av, kev tiv thaiv corrosion ntxiv xws li qhwv lossis txheej yog ib txwm xav tau; liab qab galvanized yeeb nkab tsis pom zoo rau kev faus ncaj qha rau hauv av corrosive ib feem ntau ntawm cov hluav taws.
Q: Vim li cas thiaj xaiv ASTM A795 Teem sijhawm 40 tsis yog Teem sijhawm 10?
Xaiv ASTM A795 Teem sijhawm 40 thaum qhov project xav tau:
Lub zog siv tshuab siab dua
Kev cuam tshuam zoo dua
Ntau dua phab ntsa thickness
Xav tau ntau yam kev ua haujlwm
Teem sijhawm 10 tuaj yeem nyiam thaum qhov hnyav dua, kev teeb tsa yooj yim dua, thiab kev txuag nqi yog qhov tseem ceeb rau kev txiav txim siab.
Q: Qhov txawv ntawm ASTM A795 Teem 10 thiab Teem 40 yog dab tsi?
Qhov sib txawv tseem ceeb yog phab ntsa thickness. Teem sijhawm 40 muaj cov phab ntsa tuab dua, muaj zog dua, thiab kev tiv thaiv zoo dua qub, thaum Teem caij 10 yog sib dua, kev lag luam ntau dua, thiab muab kev ua haujlwm zoo dua hydraulic vim nws txoj kab uas hla loj dua.
Koj Cov Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob Chaw tsim khoom
Youfa Group yog ib pab pawg lag luam loj koom ua ke ntawm kev tsim khoom thiab muag khoom ntawm ntau yam steel kav, lub qhov (socket) thiab buckle - hom steel yeeb nkab txhawb nqa, siab -kawg welded yeeb nkab kav, yeeb nkab fittings thiab lwm yam khoom. Muaj ob daim ntawv thov tseem ceeb ntawm Youfa cov khoom lag luam: steel kav dej xa mus rau cov kav dej thiab cov kav dej steel rau kev txhawb nqa kev tsim kho.Youfa hom steel kav yog dav siv hauv kev tsim kho, steel qauv, scaffolding, hluav taws kub sprinkler system, civil gas pipeline, thiab lwm yam.
- 15 factories nrog 368 cov kab ntau lawm.
- Ntsuab thiab environmentally friendly yam.
- Tuam Tshoj Sab saum toj 500 Manufacturing Enterprises.
- Youfa galvanized kav, tuav 30% ntawm Suav lag luam.
25 xyoo kev paub
13 Chaw Tsim Tshuaj Bass
UL teev thiab FM pom zoo
Tuam txhab uas muag
Cim npe nrov: Tuam Tshoj astm a795 sch40 hluav taws sib ntaus yeeb nkab, Tuam Tshoj astm a795 sch40 hluav taws sib ntaus yeeb nkab manufacturers, lwm tus neeg, Hoobkas
Koj Tseem Yuav Zoo Li
Xa kev nug