Threaded Pipe Fittings a Wɔde Ayɛ Nneɛma

Wɔde threaded pipe fittings di dwuma wɔ piping nhyehyɛe mu a amfiri a wɔde nhama ayɛ nkitahodiwɔpɛ sen welding, titiriw wɔ nketewa-bore nhama, nnwinnade nkitahodi, utility nkorabata, drain ne vent mmeae, ne nsiesie-adamfofa nhyiam ahorow. Wɔ forged dade fittings, nea wɔtaa specification nnyinaso neASME B16.11 na ɛwɔ hɔ, a n’awiei a wɔde nhama ayɛ a ɛwɔ hɔ wɔNPT, BSPT, anaa BSPP, a mpɛn pii no ɛkata so1/8" kosi 4".ne nhyɛso adesua ahorow te sɛAdesuakuw 2000, 3000, ne 6000.

Ɛnsɛ sɛ wɔtɔ fitting a wɔde nhama ayɛ da denam ne nsusuwii nkutoo so. Nsɛntitiriw abiɛsa a ɛhwɛ gye a wogye tom so nethread type, nhyɛso adesuakuw, nenneɛma a wɔde yɛ adwuma.

Thread typeɛsɛ sɛ ɛne adwuma no twetwe ne gua a wogye no hyia:

• NPTwɔtaa de di dwuma wɔ Amerika Atifi fam ngo, gas, ne mfiridwuma nhyehyɛe ahorow nyinaa mu.
• BSPT na ɛwɔ hɔnso yɛ asaawa a ɛyɛ teateaa na wɔde di dwuma kɛse wɔ gua pii a wɔtɔn nneɛma kɔ amannɔne so.
• BSPP na ɛwɔ hɔyɛ asaawa a ɛne ne ho di nsɛ na mpɛn pii no ɛhwehwɛ sɛ wɔde sealing washer, gasket, anaa O-ring nhyehyɛe di dwuma sen sɛ wɔde asaawa no bɛtwetwe nkutoo.

Nhyɛso adesuakuwɛsɛ sɛ wɔde toto line design tebea horow ho:

• Adesuakuw 2000
• Adesuakuw 3000
• Adesuakuw 6000

Nneɛma a wobetumi apawwɔtaa paw no denam ɔsom tebea so:

• ASTM A105 na ɛwɔ hɔma carbon dade som adwuma a wɔde di dwuma wɔ ɔkwan a ɛkɔ akyiri so
• ASTM A350 LF2 na ɛwɔ hɔma low-ɔhyew som
• ASTM A182 F304 / F316 na ɛwɔ hɔma corrosion-som a ɛko tia
• ASTM A182 F11 / F22 / F91ma -ɔhyew a ɛkorɔn a wɔde afrafra nhyehyɛe ahorow

Wɔ adetɔfo a wɔrehwehwɛ nneɛma mu no famthreaded pipe fittings nsusuwii nhyehyɛe, krataafa no mu nsɛm a mfaso wɔ so sen biara no nyɛ random catalog-style table a nɔma a wɔayɛ no kɔpi. Ɔkwan a mfaso wɔ so ne sɛ wobɛkyerɛpaw a wɔpaw no kwanna kyerɛkyerɛ mu sɛ wɔasi mfinimfini-kɔ-awiei ne asaawa geometry pɔtee so duaASME B16.11 na ɛwɔ hɔne thread gyinapɛn a wɔakyerɛ no.

Sɛ wopɛ nsusuwii pɔtee a, ɛsɛ sɛ asɛm a wɔafa aka anaa mfonini no mu nhwehwɛmu no si so dua:

• fitting type a ɛfata
• ne kɛse a wɔfrɛ no nominal size
• nhyɛso adesuakuw
• thread gyinapɛn
• nneɛma a wɔde yɛ adwuma

A threaded paipu a wɔde ka bomyɛ forged fittings a wɔtaa kra wɔ small-bore piping mu no mu biako. Wɔde di dwuma de ka paipu awiei abien a wɔde nhama ayɛ no bom wɔ mmirikatu tẽẽ mu na wɔtaa hu wɔ nhyehyɛe ahorow a wɔde di dwuma, nnwinnade nkorabata, skid packages, ne nsiesie a wɔde besi ananmu adwuma mu.

Sɛ yɛhwɛ adetɔ kwan so a, nhwehwɛmu atitiriw a wɔde hwɛ paipu a wɔde nhama ayɛ a ɛka bom ne:

• thread gyinapɛn: NPT, BSPT, anaa BSPP
• nhyɛso adesuakuw: 3000 anaa 6000 na ɛtaa ba ma nketewa-bore som
• nneɛma a wɔde yɛ adwuma: A105, LF2, F304, F316, ne nea ɛkeka ho.
• mfiri a wɔde yɛ adwuma no su: tew asaawa profile ne teɛ gauge gye
• sɛnea wotumi hwehwɛ nneɛma mu: agyiraehyɛde ne MTR a ɛbata ɔhyew nɔma ho

Treaded pipe coupling te sɛ nea ɛnyɛ den, nanso sɛ thread type no nyɛ papa a, ɔfã no bɛyɛ nea wontumi mfa nni dwuma wɔ beae hɔ. Ɛno nti na ɛsɛ sɛ wɔkyerɛw coupling orders bere nyinaa wɔ PO format a edi mũ mu, te sɛ:

Nhwɛsoɔ:

ASME B16.11, nhama a ɛyɛ pɛpɛɛpɛ a ɛka bom, 1 wɔ, NPT, Adesuakuw 3000, ASTM A105, Qty ___ .

1/2 inch threaded paipu nneɛma a wɔde hyɛ muyɛ akɛseɛ a wɔtaa san hyehyɛ no kɛseɛ wɔ small-bore piping mu no mu baako ɛfiri sɛ wɔtena baabi a ɛyɛ mmerɛ sɛ wɔde bɛhyɛ mu no pɛpɛɛpɛ, nanso sealing huammɔdi a ɛnam thread control a ɛnnyɛ papa so de ba no da so ara abu so. Wɔ nnwuma ankasa mu no, wɔde saa kɛse yi di dwuma kɛse ma nnwinnade hook-up nhama, nhyɛso gauge manifolds, ntini valve nkitahodi, drain ne vent mmeae, sampling nhama, seal flush nhama, nnuru dosing nkorabata, ne compact skid utility nkitahodi.

Wɔ adetɔ akuw fam no, eyi nyɛ ade "ketewa na ɛnyɛ den". Ɛtaa yɛ akɛseɛ a ɛnyɛ den sɛ wobɛbu no adewa no mu baako na ɛyɛ ntɛmntɛm a ɛde afuom haw bɛba no mu baako sɛ asaawa kwan, mfiri, anaa adesuakuo a wɔpaw no yɛ mfomsoɔ a. Ebia 1/2 inch fitting bɛyɛ te sɛ nea wogye tom wɔ aniwa so, nanso sɛ...asaawa no mu dɔ, taper, pitch, crest finish, anaasɛ entrance chamferno nni so yiye, instɔlehyɛn ho haw ahorow da adi ntɛm ara.

Daa daa1/2 inch threaded paipu nneɛma a wɔde hyɛ mufa ka ho:

• a ɛka bom yɛ adwuma- nkitahodi tẽẽ a ɛda paipu a wɔde nhama ayɛ no awiei ntam
• abatwɛ- akwankyerɛ nsakrae wɔ compact piping runs mu
• tee- branch outlet ma gauges, valves, ne utility take-offs
• nkabom- nkitahodi a wotumi yi fi hɔ ma nsiesie-adamfofa nhyiam ahorow
• fa hyɛ- a wɔreto mu a wɔabue a wɔmfa nni dwuma
• cap- awiei to mu ma abɔnten so nhama nkitahodi
• nufusu- tiawa threaded nkitahodi afã a ɛda fittings anaa valves ntam
• threadolet a ɛwɔ nipadua no mu- nkorabata afiri a ɛfiri ti kɛseɛ mu kɔ -bore threaded line ketewa bi mu

1 inch threaded paipu nneɛma a wɔde hyɛ muwɔtaa de di dwuma wɔ nhama nketewa a wɔde yɛ nneɛma, nnuru a wɔde fa nsu mu, mframa a wɔahyɛ no den nhyehyɛe, nsu a wɔde yɛ nneɛma ho nhama, ne nkorabata nkitahodi a wotumi yi fi hɔ mu wɔ baabi a ɛho hia sɛ wotumi siesie no. Saa kɛse yi taa yɛ beae a adetɔfo fi ase de toto ɛnyɛ nea ɛfata nko, na mmom nsoAdesuakuw 3000 vs Adesuakuw 6000, carbon dade vs dade a ɛnyɛ den, ne NPT vs BSPT/BSPP, ɛfiri sɛ seesei fitting no wɔ nkɛntɛnsoɔ tẽẽ kɛseɛ wɔ sealing ahotosoɔ, branch stability, ne long-term serviceability so.

Sɛ yɛhwɛ adetɔ ho adwene a, .1 inch threaded paipu nneɛma a wɔde hyɛ muɛnsɛ sɛ wɔkra sɛ stock ade ho nkyerɛkyerɛmu a ɛnyɛ den. Ɛsɛ sɛ PO a ɛyɛ den kyerɛkyerɛ muASME B16.11, fitting type, 1 inch size, thread standard, pressure class, nneɛma grade, ne nhwehwɛmu/nwoma a wɔhwehwɛ. Wɔ nneyɛe mu no, ɔhaw ahorow a ɛtaa ba wɔ saa kɛse yi mu nenhama a ɛnhyia, ɛkyekyere ntɛm bere a wɔreboaboa ano, ne traceability control a ɛyɛ mmerɛw, a ɛno nti na adetɔfo taa de wɔn adwene si so yiye nothread gauge nokwaredi, agyiraehyɛde, ne MTR a ɛne ne ho hyiaansa na wɔde amena.

Wɔtaa yɛ threaded fittings ma nhyɛso som fiatoro a wɔde ayɛ blanks, a ɛno akyi no, wɔde mfiri ne ɔhyew a wɔde yɛ adwuma sɛnea nneɛma no grade te. Saa adeyɛ yi ho hia efisɛ fitting adwumayɛ a etwa to no gyina nea ɛboro ne kɛse a wɔfrɛ no so. Egyina:

• thread no mudi mu kura
• concentricity a ɛyɛ den
• mmati a ɛyɛ den
• bore a ɛkɔ so
• nhyɛso hye a ɛkɔ so daa

Sɛ wopɛ sɛ wohwehwɛ mu a, ɛsɛ sɛ high-value threaded fitting orders ka ho:

• thread gauge a wɔde kyerɛ sɛ ɛyɛ nokwarema NPT/BSP
• dimensional nhwehwɛmu ahorowwɔ nneɛma a ɛho hia ho
• marking check a wɔde hyɛ muma ne kɛse, abasobɔde, adesuakuw, ne ɔhyew dodow
• MTR / mill sɔhwɛ amanneɛbɔ traceability
• MT / PT na ɛyɛ adwumabere a wɔhwehwɛ no
• hydrostatic anaa mframa mu sɔhwɛsɛ PO anaa project spec na ɛkyerɛ a

Threaded pipe fitting yɛ afiri a wɔde ayɛ anaa wɔde mfiri ayɛ a wɔde paipu nhama a ɛwɔ mu anaa akyi a wɔde ka paipu, valve, nnwinnade, anaa nkorabata afiri a wɔde fa mu a wɔmfa welding nka ho. Wɔ dade a wɔayɛ no atoro nhyehyɛe mu no, wɔtaa yɛ nneɛma a wɔde nhama ayɛ no maASME B16.11 na ɛwɔ hɔna wɔde ma wɔ nkitahodi ahorow te sɛNPT, BSPT, ne BSPP.

Wɔtaa de di dwuma bere a adwuma no hia:

• nhyiam a wɔyɛ no ntɛmntɛm
• ɛnyɛ den sɛ wɔde besi ananmu
• adwuma a ɛnyɛ hyew pii wɔ beae hɔ
• compact nketewa-bore instɔlehyɛn
• nsiesie-adamfofa kwan so paipu nhyehyɛe

Wɔ nnwuma ankasa mu no, nneɛma a wɔde nhama ayɛ abu so wɔinstrumentation lines, low-volume branch connections, utilities, nsuo a ɛkɔ nsuo mu, mframa a ɛkɔ mu, ne skid-mounted assembliesbaabi a nhyiam ntɛmntɛm ne nea wotumi yi fi hɔ ho hia.

Mfomso titiriw a ɛwɔ nneɛma a wɔde nhama ayɛ so ne sɛnea efi nsɔano mu ba no gyina asaawa a ɛfata, sɛnea wɔde boaboa ano a ɛteɛ, ne ɔkwan a ɛfata a wɔfa so sɔ nsɔano so kɛse. Sɛ wɔhyɛ thread gyinapɛn a ɛnteɛ a, nkitahodi no betumi ayɛ sɛ ɛteɛ wɔ ne kɛse mu nanso ɛda so ara di nkogu wɔ fit-up anaasɛ leak bere a ɛreyɛ adwuma no.

Asiane ahorow a ɛtaa ba no bi ne:

• NPT ne BSP nhyia
• nhama a asɛe bere a wɔde rekɔ anaasɛ wɔde rehyɛ mu
• nhyɛso kuw a wɔpaw no a ɛnteɛ
• ɔkwan a ɛnnɔɔso a wɔfa so de nsɔano gu asaawa nhyehyɛe a ɛne ne ho di nsɛ so
• over-tightening a ɛsɛe asaawa no
• QA nkrataa a ɛyɛ mmerɛw a ɛkyɛ sɛ wobegye atom

Eyi nkyerɛ sɛ wontumi mfa wɔn ho nto nneɛma a wɔde nhama ayɛ so. Ɛkyerɛ sɛ wɔhwehwɛnteɛso a ɛyɛ specification a eye kyɛn sosen sɛnea adetɔfo pii susuw no.

Ɛnyɛ pɛpɛɛpɛ. Wɔ mfiridwuma mu hwehwɛ suban mu no, .threaded paipu nnyinasoyɛ asɛmfua a ɛtrɛw na ɛnyɛ pɛpɛɛpɛ. Ebia ɛbɛkyerɛ amounting base, support component, fam flange-style hardware, kanea/railing hardware, anaa structural threaded accessory, bere a athreaded fitting a wɔde hyɛ muwɔ piping procurement mu no taa kyerɛ pressure-adeɛ a ɛwɔ mu a wɔayɛ no piping gyinapɛn a wɔakyerɛkyerɛ mu te sɛASME B16.11 na ɛwɔ hɔ. Ɔkwan foforo so no, paipu nnyinaso a wɔde nhama ayɛ no betumi ayɛ mfiri a ɛboa anaa ade a wɔde yɛ nneɛma, nanso paipu a wɔde nhama ayɛ a wɔde hyɛ mu no yɛ nea ɛkanhyɛso hyena ɛsɛ sɛ wɔde mfiridwuma mu tumidi a emu yɛ den kɛse paw.

Saa nsonsonoe no ho hia wɔ adetɔ mu efisɛ ntease a ɛwɔ adetɔ mu no yɛ soronko koraa. Nokware bithreaded paipu a wɔde hyɛ muɛsɛ sɛ wɔkra denamfitting type, nominal size, thread standard (NPT / BSPT / BSPP), nhyɛso adesuakuw (2000 / 3000 / 6000), nneɛma grade, ne nhwehwɛmu / nkrataa ahwehwɛde. Asɛmfua a wɔde hwehwɛ nneɛma mu a emu nna hɔ te sɛthreaded paipu nnyinasonkyerɛ nea ɔde nneɛma ma no sɛ ebia ade no yɛ acoupling, elbow, tee, union, plug, kyɛw, anaa threadolet, na ɛnka hwee mfa adesuakuw, ɔkwan a wɔfa so nsɔano, anaasɛ sɛnea wotumi hwehwɛ nneɛma mu ho. Wɔ nneyɛe mu no, saa nsɛmfua a emu nna hɔ no yɛ akwan a ɛyɛ ntɛm sen biara a wɔfa so yɛ mfomso a ɛfa nsɛm a wɔafa aka, nhama a ɛnhyia, anaasɛ ɛkyɛ a wɔde gye nsɛm no mu biako.

Wɔ piping systems ho no, ɛsɛ sɛ ade no ne...ɔsom nhyɛso, ɔkwan a wɔfa so sɔ nsɔano, ne gyinapɛn a wɔde si hɔ, ɛnyɛ sɛnea wɔde aniwa hu no nkutoo. Mmoa-style "base" betumi ahia dimensional fit ne basic material identification nko ara, bere a ɛsɛ sɛ threaded fitting nso di abotɔyamthread pɛpɛɛpɛ, class rating, machining quality, agyiraehyɛde, ne MTR traceability. Sɛ adwuma no ahwehwɛde ankasa yɛ industrial piping a, "threaded pipe base" a wɔde bedi dwuma sɛnea RFQ asɛmfua no yɛ loose dodo; ɔkwan a ahobammɔ wom ne sɛ wobɛkyerɛw ɔfã no sɛ nea ɛfatathreaded fitting a wɔde hyɛ munkyerɛmu.

Ɛsɛ sɛ RFQ line a ɛyɛ den no de nsɛm a ɛdɔɔso ka ho na ama wɔakwati thread anaa class mismatch. Ɔkwan a mfaso wɔ so a wɔfa so yɛ no ne:

ASME B16.11 + fitting type/pattern + size + thread standard + pressure class + nneɛma grade + nhwehwɛmu/nwoma a wɔhwehwɛ + dodow

Nhwɛso 1
ASME B16.11, 90℃threaded elbow, 1/2 in, NPT, Adesuakuw 3000, ASTM A105, MTR a wɔhwehwɛ, Qty ___ .

Nhwɛso 2
ASME B16.11, nhama a ɛyɛ pɛpɛɛpɛ a ɛka bom, 1 wɔ, BSPT, Adesuakuw 6000, ASTM A182 F316, MT + MTR a wɔhwehwɛ, Qty ___

Nhwɛso 3
ASME B16.11, threaded pɛpɛɛpɛ tee, 3/4 in, NPT, Adesuakuw 3000, ASTM A350 LF2 CL1, low-ɔhyew som, Qty ___

Wɔ adwuma no ahyɛde ahorow ho no, sɛ wode nhyehyɛe a ɛfata pɛpɛɛpɛ ne nhwehwɛmu no kɛse ka ho a, ɛboa ma wɔtew quotation mu nsakrae, akasakasa a wogye, ne instɔlehyɛn a ɛkyɛ so.

Di nkitaho mprempren

FAQ

 

01.Ɔkwan bɛn so na ɛsɛ sɛ wɔkyerɛ threaded pipe fittings wɔ adetɔ order mu na wɔakwati sɛ ɛnhyia?

Ɛsɛ sɛ PO a edi mũ kaASME B16.11 na ɛwɔ hɔ, nea ɛfata, .kɛseɛ, nhama gyinapɛn (NPT / BSPT / BSPP) ., nhyɛso adesuakuw (2000 / 3000 / 6000) ., nneɛma a wɔde yɛ adwuma, dodow, ne nhwehwɛmu anaa nkrataa biara a wɔhwehwɛ. Eyi ne ɔkwan a ɛyɛ ntɛm sen biara a wobɛfa so akwati thread mismatch ne QA rejection.

02.Dɛn na ɛsɛ sɛ wɔhwɛ wɔ threaded pipe fittings dimensions chart mu ansa na wɔakra?

Ɛsɛ sɛ adetɔfo si so duanominal size, pressure class, thread type, ne fitting typedeɛ ɛdi kan. Afei ɛsɛ sɛ wɔdi mfimfini-kɔ-awieɛ nsusuiɛ ne asaawa ho nsɛm pɛpɛɛpɛ di ho adanseɛ tia deɛ ɛfataASME B16.11 pon ahorow, efisɛ ɛsono sɛnea nsusuwii ahorow te wɔ ɔkwan a wɔfa so yɛ, ne kɛse, ne adesuakuw so.

03.Nsonsonoe titiriw bɛn na ɛda NPT, BSPT, ne BSPP threaded pipe fittings ntam?

NPTneBSPT na ɛwɔ hɔyɛ nhama a ɛyɛ teateaa, bere aBSPP na ɛwɔ hɔyɛ asaawa a ɛne ne ho di nsɛ. Ɛno kyerɛ sɛ ɔkwan a wɔfa so sɔ nsɔano no yɛ soronko, na saa asaawa gyinapɛn ahorow yi nso te saaɛnyɛ nea wɔde sesa wɔn ho wɔn howɔ adetɔ mu. Fitting a ne kɛseɛ teɛ nanso thread form a ɛnteɛ no da so ara tumi di nkoguo berɛ a wɔde rehyɛ mu.

04.Dɛn na ɛsɛ sɛ wohwɛ bere a woretɔ threaded pipe coupling, titiriw wɔ 1/2 inch ne 1 inch akɛse mu?

Sɛnea ɛbɛyɛ a athreaded paipu a wɔde ka bom, nkanka1/2 inch threaded paipu nneɛma a wɔde hyɛ mune1 inch threaded paipu nneɛma a wɔde hyɛ mu, nhwehwɛmu atitiriw no nethread gauge gye a wogye tom, nhyɛso kuw, nneɛma a wɔde yɛ adwuma, mfiri a wɔde yɛ adwuma no su, ne sɛnea wotumi hwehwɛ. Wɔ saa nketewa-bore akɛseɛ a wɔtaa yɛ yi mu no, asaawa a ɛyɛ pɛpɛɛpɛ no nya sealing ne assembly ahoɔhare so nkɛntɛnsoɔ tẽẽ.

05.Dɛn na nhwehwɛmu nkrataa a ɛho hia kɛse ma threaded pipe fittings ansa na wɔde amena?

Nhwehwɛmu a ɛho hia sen biara ansa na -de akɔma nekɔ/dabi-kɔ thread gauge nokwaredi, dimensional inspection, agyiraehyɛde a wɔde si so dua, neMTR / ɔhyew nɔma traceability. Sɛ wopɛ dwumadie a asiane kɛseɛ wom-a, adetɔfoɔ nso bɛtumi ahwehwɛMT/PT na ɛyɛ adwumaanaasɛhydrostatic / mframa mu sɔhwɛsɛnea ɛbɛyɛ a wɔbɛtew akasakasa a ɛba wɔ agyede ne instɔlehyɛn a ɛkyɛ so.

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