Boya o jẹ tuntun si tube tabi ile-iṣẹ paipu alloy tabi ti o ti wa ninu iṣowo fun awọn ọdun, ọrọ naa “Schedule 40” kii ṣe tuntun si ọ.Kii ṣe ọrọ ti o rọrun nikan, o jẹ metiriki bọtini, nitorinaa jẹ ki a jinlẹ diẹ diẹ ki o wa idi ti Iṣeto 40 jẹ olokiki pupọ!
Kini Eto 40
Paipu Iṣeto 40 jẹ paipu kan pẹlu sisanra ogiri kan pato.Iwọn odi pato yoo yatọ si da lori iwọn ila opin ti paipu naa.Eyi jẹ nitori nọmba lẹhin Iṣeto ko tọka taara si sisanra ogiri kan pato, ṣugbọn kuku jẹ isori.
Ilana fun iṣiro nọmba Iṣeto jẹ ọna ti o rọrun lati ṣe iṣiro ibatan laarin sisanra ogiri ti paipu kan ati titẹ ti o tẹriba si.
Ilana naa jẹ bi atẹle:
Nọmba Iṣeto = 1000 (P/S)
Pduro fun titẹ iṣẹ apẹrẹ ti paipu, nigbagbogbo ni psi (awọn poun fun inch square)
Sduro fun wahala iyọọda ti o kere ju ti ohun elo paipu ni iwọn otutu ti nṣiṣẹ, tun ni psi (awọn poun fun square inch).
Agbekalẹ yii n pese ilana ilana imọ-jinlẹ fun oye ibatan laarin sisanra ti awọn paipu pẹlu awọn iye Iṣeto oriṣiriṣi ati titẹ ti o pọju ti wọn le duro lailewu.Ni iṣe, iye Iṣeto ti paipu jẹ asọye tẹlẹ ninu boṣewa.
Eto 40: Awọn ẹya Aṣa
| NPS | Ita Opin (ninu) | inu iwọn ila opin (ninu) | Sisanra ogiri (ninu) | Ìwọ̀n Ìpẹ̀kun Ìpẹ̀kun (lb/ft) | Idanimọ |
| 1/8 | 0.405" | 0.269" | 0.068" | 0.24" | STD |
| 1/4 | 0.540" | 0.364" | 0.088" | 0.43" | STD |
| 3/8 | 0.675" | 0.493" | 0.091" | 0.57" | STD |
| 1/2 | 0.840" | 0.622" | 0.109" | 0.85 | STD |
| 3/4 | 1.050" | 0.824" | 0.113" | 1.13" | STD |
| 1 | 1.315" | 1.049" | 0.133 | 1.68" | STD |
| 1 1/4 | 1.660" | 1.380" | 0.140" | 2.27" | STD |
| 1 1/2 | 1.900" | 1.610" | 0.145" | 2.72" | STD |
| 2 | 2.375" | 2.067" | 0.154" | 3.66" | STD |
| 2 1/2 | 2.875" | 2.469" | 0.203" | 5.8 | STD |
| 3 | 3.500" | 3.068" | 0.216" | 7.58 | STD |
| 3 1/2 | 4.000" | 3.548" | 0.226" | 9.12" | STD |
| 4 | 4.500" | 4.026" | 0.237" | 10.8 | STD |
| 5 | 5.563" | 5.047" | 0.258" | 14.63 | STD |
| 6 | 6.625" | 6.065" | 0.280" | 18.99 | STD |
| 8 | 8.625" | 7.981" | 0.322" | 28.58 | STD |
| 10 | 10.750" | 10.020" | 0.365" | 40.52" | STD |
| 12 | 12.750" | 11.938" | 0.406" | 53.57" | —— |
| 14 | 14.000" | 13.124" | 0,438" | 63.50" | —— |
| 16 | 16.000" | 15.000" | 0.500" | 82.85" | XS |
| 18 | 18.000" | 16.876" | 0.562" | 104.76" | —— |
| 20 | 20.000" | 18.812" | 0.594" | 123.23" | —— |
| 24 | 24.000" | 22.624" | 0.688" | 171.45" | —— |
| 32 | 32.000" | 30.624" | 0.688" | 230.29" | —— |
| 34 | 34.000" | 32.624" | 0.688" | 245.00" | —— |
| 36 | 36.000" | 34.500" | 0.750" | 282.62" | —— |
Eto 40: Awọn ẹya SI
| NPS | DN | Ita Iwọn opin (mm) | inu opin (mm) | Odi Sisanra (mm) | Ibi Ipari Plain (kg/m) | Idanimọ |
| 1/8 | 6 (3) | 10.3 | 6.84 | 1.73 | 0.37 | STD |
| 1/4 | 8(3) | 13.7 | 9.22 | 2.24 | 0.63 | STD |
| 3/8 | 10 | 17.1 | 12.48 | 2.31 | 0.84 | STD |
| 1/2 | 15 | 21.3 | 15.76 | 2.77 | 1.27 | STD |
| 3/4 | 20 | 26.7 | 20.96 | 2.87 | 1.69 | STD |
| 1 | 25 | 33.4 | 26.64 | 3.38 | 2.50 | STD |
| 1 1/4 | 32 | 42.2 | 35.08 | 3.56 | 3.39 | STD |
| 1 1/2 | 40 | 48.3 | 40.94 | 3.68 | 4.05 | STD |
| 2 | 50 | 60.3 | 52.48 | 3.91 | 5.44 | STD |
| 2 1/2 | 65 | 73.0 | 62.68 | 5.16 | 8.63 | STD |
| 3 | 80 | 88.9 | 77.92 | 5.49 | 11.29 | STD |
| 3 1/2 | 90 | 101.6 | 90.12 | 5.74 | 13.57 | STD |
| 4 | 100 | 114.3 | 102.26 | 6.02 | 16.08 | STD |
| 5 | 125 | 141.3 | 128.2 | 6.55 | 21.77 | STD |
| 6 | 150 | 168.3 | 154.08 | 7.11 | 28.26 | STD |
| 8 | 200 | 219.1 | 202.74 | 8.18 | 42.55 | STD |
| 10 | 250 | 273.0 | 254.46 | 9.27 | 60.29 | STD |
| 12 | 300 | 323.8 | 303.18 | 10.31 | 79.71 | —— |
| 14 | 350 | 355.6 | 333.34 | 11.13 | 94.55 | —— |
| 16 | 400 | 406.4 | 381 | 12.70 | 123.31 | XS |
| 18 | 450 | 457 | 428.46 | 14.27 | 155.81 | —— |
| 20 | 500 | 508 | 477.82 | 15.09 | 183.43 | —— |
| 24 | 600 | 610 | 575.04 | 17.48 | 255.43 | —— |
| 32 | 800 | 813 | 778.04 | 17.48 | 342.94 | —— |
| 34 | 850 | 864 | 829.04 | 17.48 | 364.92 | —— |
| 36 | 900 | 914 | 875.9 | 19.05 | 420.45 | —— |
Ṣiṣe Awọn Ilana fun Iṣeto 40
ASME B36.10M
Pese alaye sipesifikesonu fun Iṣeto 40 erogba irin pipe paipu ti o bo awọn iwọn, awọn sisanra ogiri, ati awọn iwuwo ti erogba ailẹgbẹ ati welded ati paipu irin alloy.
ASME B36.19M
Boṣewa pataki fun awọn iwọn, awọn sisanra ogiri, ati awọn iwuwo ti irin alagbara, irin ti ko ni iran ati paipu irin welded ati awọn tubes.
ASTM D1785
Iṣeto 40 paipu PVC ni igbagbogbo tẹle boṣewa yii.
ASTM D3035 ati ASTM F714
Pato iwọn, sisanra ogiri, ati awọn ibeere iṣẹ fun paipu polyethylene iwuwo giga (HDPE).
API 5L
Fun awọn paipu laini fun gbigbe ti gaasi adayeba, omi, ati epo, boṣewa yii ṣe agbekalẹ awọn ibeere ati awọn pato fun iṣelọpọ awọn paipu irin.
AWWA C900
Standard fun polyvinyl kiloraidi (PVC) paipu titẹ ati awọn ohun elo fun ipese omi.
iṣeto 40 awọn iru ohun elo
Iṣeto paipu 40 le ṣee ṣelọpọ lati ọpọlọpọ awọn ohun elo, pẹlu ṣugbọn kii ṣe opin si:
Erogba Irin
Ni akọkọ ti a lo fun gbigbe omi ati awọn ṣiṣan gaasi ni awọn titẹ kekere si iwọntunwọnsi.Awọn apẹẹrẹ pẹlu gaasi adayeba ati gbigbe epo ati awọn eto ipese omi.
Irin ti ko njepata
Dara fun mimu ati gbigbe awọn ohun elo ibajẹ, awọn ọna omi gbona, ati awọn ilana ile-iṣẹ kan ti o nilo awọn iwọn otutu giga.
PVC (Polyvinyl kiloraidi)
Wọpọ ti a lo ni ipese omi tutu ati awọn eto idominugere ni ibugbe ati awọn ile iṣowo.
HDPE (Polyethylene iwuwo giga)
Ni akọkọ fun ipese omi ti ilu ati itọju omi idoti ati awọn ọna gbigbe.
Kini idi ti Iṣeto 40 jẹ lilo pupọ
Alabọde Odi Sisanra
Iṣeto awọn paipu 40 nfunni ni sisanra odi alabọde, eyiti o jẹ ki wọn lagbara to lati mu awọn ohun elo ti o kere julọ si alabọde lakoko ti o yago fun awọn idiyele ti ko wulo ti o ni nkan ṣe pẹlu awọn odi ti o nipọn.
Iye owo kekere
Ti a ṣe afiwe si awọn oniho olodi ti o nipọn gẹgẹbi Iṣeto 80, Iṣeto 40 pipes pese awọn idiyele ohun elo kekere ni ọpọlọpọ awọn ohun elo lakoko ti o tun pade awọn ibeere agbara ati agbara.
Jakejado Ibiti o ti ohun elo
Iṣeto 40 piping jẹ o dara fun lilo ni ọpọlọpọ awọn ọna gbigbe omi, pẹlu ipese omi, idominugere, alapapo, fentilesonu ati air conditioning (HVAC), gbigbe gaasi adayeba, ati diẹ sii, ṣiṣe ni yiyan olokiki fun ibugbe, iṣowo, ati ile-iṣẹ ise agbese.
Rọrun lati Ṣiṣẹ Pẹlu ati Fi sori ẹrọ
Awọn sisanra ogiri alabọde jẹ ki Iṣeto 40 paipu jo rọrun lati mu lakoko gige, alurinmorin, ati fifi sori ẹrọ, irọrun ikole.
Iduroṣinṣin
Iṣeto 40 paipu nfunni ni aabo ẹrọ ti o dara julọ ati resistance ipata nitori sisanra odi iwọntunwọnsi rẹ, ṣiṣe iṣẹ ṣiṣe igba pipẹ ni ọpọlọpọ awọn agbegbe.
Ibamu pẹlu Awọn ajohunše
Iṣeto 40 piping tẹle awọn iṣedede ti kariaye ti kariaye gẹgẹbi Awujọ Amẹrika fun Idanwo ati Awọn ohun elo (ASTM) ati Ẹgbẹ Amẹrika ti Awọn Onimọ-ẹrọ Mechanical (ASME) lati rii daju didara ati iṣẹ rẹ.
Irọrun ti rira
Nitori lilo rẹ ni ibigbogbo, Iṣeto 40 piping wa ga julọ ni ọja ati pe o ni irọrun ra ni ọpọlọpọ awọn titobi ati awọn ohun elo.
Ayẹwo ti o jinlẹ ti Iṣeto 40 pipes fihan pe wọn funni ni iwọntunwọnsi pipe ni awọn ofin ti idiyele, agbara, agbara, ati irọrun ohun elo.Eyi kii ṣe apakan nikan ti ko ṣe pataki ti ọpọlọpọ awọn iṣẹ akanṣe.Bii awọn ilọsiwaju imọ-ẹrọ ati awọn iṣedede ti wa ni imudojuiwọn nigbagbogbo, Iṣeto 40 awọn oniho yoo laiseaniani tẹsiwaju lati jẹ lilo jakejado agbaye lati ṣe atilẹyin ikole amayederun diẹ sii ati idagbasoke ile-iṣẹ.
Akoko ifiweranṣẹ: Kínní-29-2024