SAE Vs ​​NPT Nhama a Wɔde Yɛ Adwuma

Bere a merehwehwɛ mfiridwuma mu nneɛma ne adapter ahorow mu no, mahu biribi a ɛyɛ anigye ankasa: SAE ne NPT nhama. Fa wɔn ho sɛ nsoromma a ɛwɔ akyi wɔ yɛn mfiri mu. Ebia ɛbɛyɛ te sɛ nea ɛte sɛ nea wɔte sɛ nea edi kan, nanso nokwarem no, ɛsono wɔn koraa wɔ sɛnea wɔayɛ, sɛnea wɔyɛ adwuma, ne sɛnea wɔsɔ nneɛma ano no mu. M'ani agye yiye sɛ mɛkyɛ mo nea masua afa saa nhama yi ho. Momma yɛnkɔ mu na yɛnhwehwɛ nea ɛma wɔda nsow ne nea enti a emu biara ho hia ma yɛn mfiri ahorow no yɛ adwuma yiye na ɛtra hɔ kyɛ.

SAE Nhama a Wɔte ase

Nkyerɛaseɛ ne SAE Nhama ahodoɔ ne ne su

SAE nhama yɛ nhama a ɛyɛ pɛpɛɛpɛ a wɔde di dwuma kɛse wɔ kar ne nsu ho adwumayɛ mu. Saa nhama yi di gyinapɛn ahorow a Society of Automotive Engineers (SAE) de asi hɔ no akyi. SAE Thread Types ahorow wɔ hɔ, nanso nea ɛtaa ba ne Straight Thread O-Ring Boss (ORB). Saa ɔkwan yi wɔ asaawa a ɛyɛ tẽẽ ne O-ring a wɔayɛ sɛ wɔde bɛyɛ nsɔano. SAE J514 tube fittings standard no kyerɛ nsɛm a ɛfa saa nhama yi ho.

SAE nhama no su ahorow bi ne:

l  Diameters a ɛyɛ pɛ  ma bolt akɛseɛ pɔtee

l  Nsusuwii a ɛyɛ tẽẽ  a ɛma wotumi de O-ring di dwuma

l  Ɛne SAE J518  gyinapɛn a ɛfa flange fittings ho no hyia

Nneɛma a Wɔde Di Dwuma ne Nea Ɛfa Ho wɔ Hydraulics mu

Wɔ hydraulics mu no, SAE nhama yɛ ade titiriw. Wɔhwɛ hu sɛ nkitahodi a enni nsu mu wɔ nhyehyɛe ahorow a nhyɛso kɛse wom mu. O-Ring Boss fittings no ho hia titiriw efisɛ etumi di hydraulic nsu ahorow pii ho dwuma a entumi nkɔ mu. SAE Male Connector ne SAE Female Connector yɛ ade titiriw wɔ Connecting SAE Fittings mu de yɛ nhyehyɛe a ɛyɛ den.

Nnwuma a wɔde di dwuma no bi ne:

l  Nsuo pɔmpɛ a wɔde yɛ adwuma

l  Valve ahorow

l  Nsuo a wɔde yɛ nsuo

Saa nhama yi kura nhyehyɛe no mudi mu kura denam nsu a ɛtwetwe a wosiw ano, a ɛho hia kɛse ma ahobammɔ ne adwumayɛ a etu mpɔn no so.

SAE Thread Sizes ne Nkyerɛkyerɛmu

SAE nhama akɛse a wobehu no yɛ tẽẽ. Wɔde dash nɔma (sɛ nhwɛso no, -4, -6, -8) a ɛne asaawa no kɛse hyia wɔ inch nkyem dunsia mu na ɛkyerɛ asaawa biara. Sɛ nhwɛso no, asaawa kɛse -8 kyerɛ sɛ asaawa no ntwemu yɛ nsateakwaa 8/16 anaa 1/2.

Sɛ wopɛ sɛ wohu SAE nhama a:

1. Sua ɔbarima asaawa no akyi ntwemu anaa ɔbea asaawa no mu ntwemu.

2. Kan nhama dodow a ɛwɔ nsateakwaa biara mu (TPI).

SAE J518 gyinapɛn no, ne amanaman ntam gyinapɛn te sɛ DIN 20066, ISO/DIS 6162, ne JIS B 8363, de akwankyerɛ a ɛkɔ akyiri ma SAE Thread Sizes na ɛka nsɛm te sɛ flange clamp dimensions ne bolt sizes a ɛfata ka ho.

Sɛ yɛbɛbɔ no mua a, SAE nhama yɛ ade titiriw wɔ hydraulic nhyehyɛe ahorow mu, na ɛma wonya nsɔano a wotumi de ho to so na ɛyɛ adwuma yiye. Wɔn akɛse ne wɔn ahorow a wɔahyɛ da ayɛ te sɛ Straight Thread O-Ring Boss no ma wɔyɛ nea adwumayɛfo a wɔwɔ adwuma no mu no kɔ. Saa nhama yi ntease ho hia ma obiara a ɔne hydraulic fittings ne adapters di dwuma.

Akwankyerɛ a ɛkɔ akyiri a ɛfa SAE Thread Sizes ne Specifications ho

SAE Thread Charts ne Nsusuiɛ ho nsɛm a wɔaka abom

Sɛ yɛka SAE thread charts ho asɛm a, yɛreka nhyehyɛe bi a ɛkyekyɛ nhama a wɔde di dwuma wɔ hydraulic pipes ne fittings a wɔde bom no akɛse ne ne susuw mu. SAE Thread Type yɛ ade titiriw a ɛbɛma wɔahwɛ ahu sɛ nkitahodi a ahobammɔ wom na ɛnyɛ nea ɛtwetwe wɔ hydraulic nhyehyɛe ahorow mu. Nea ɛnte sɛ NPT nhama anaa National Pipe Tapered nhama a ɛwɔ nsusuwso a ɛyɛ teateaa no, SAE nhama taa yɛ tẽẽ na ɛhia O-ring na ama wɔde nsɔano a nsuo ntumi nkɔ mu.

SAE Ɔbarima ne Ɔbea Nkitahodi Ho Nkyerɛkyerɛmu

Wɔn a mo ne SAE Male Connector ne SAE Female Connector afã horow reyɛ adwuma no, ɛho hia sɛ mote wɔn nkyerɛkyerɛmu ase. SAE Male Connector no taa wɔ abɔnten asaawa, bere a SAE Ɔbea Nkitahodi no de asaawa a ɛwɔ mu ba, a wɔayɛ sɛ ɛbɛka wɔn ho wɔn ho a ɛnyɛ den. Sɛ worebɔ SAE fittings a, ɛho hia sɛ wobɛma ɔbarima ne ɔbea afã horow no ahyia pɛpɛɛpɛ na wɔasiw nsu a ɛretu no ano na woahwɛ ahu sɛ ɛyɛ adwuma yiye.

l  SAE Male Connector : Abɔnten so nhama, a wɔde O-Ring Boss  ne flange clamp  nhyehyɛe di dwuma.

l  SAE Female Connector : Asaawa a ɛwɔ mu, ɛne mmarima nkitahodi ahorow hyia na wɔayɛ sɛ ɛbɛma ayɛ nea ɛfata.

Nhwehwɛmu a emu dɔ a ɛfa SAE 45° Flare Thread Dimensions ho

SAE 45° Flare Thread yɛ fitting pɔtee bi a wɔde di dwuma wɔ hydraulic dwumadie ahodoɔ mu. Wɔayɛ ne nsusuwii ahorow no pɛpɛɛpɛ sɛnea ɛbɛyɛ a ɛbɛhwɛ ahu sɛ nkitahodi a ɛkɔ so daa na wotumi de ho to so. 45-degree flare angle no ho hia efisɛ ɛma kwan ma wɔde dade-kɔ-dade sealing, a flare hwene a ɛwɔ ɔbarima fitting no mu no mia flared tubing a ɛwɔ ɔbea fitting no mu. Saa nhyehyɛe yi ma ɛho nhia sɛ wɔde akwan foforo a wɔfa so kata nneɛma te sɛ PTFE (Polytetrafluoroethylene) teyp anaa nnuru a wɔde kata so no fi hɔ.

l  Bolt Sizes : Wɔayɛ no gyinapɛn sɛ wɔde bedi dwuma ne SAE J518 , DIN 20066 , ISO/DIS 6162 , ne JIS B 8363.

l  O Ring : Ɛho hia ma nsɔano a wɔde Straight Thread O-Ring Boss  fittings ayɛ.

SAE 45° Flare  – SAE J512 Nhama Nsusuwii

MMƆBƆ THREAD OD & PITCH	DASH NKYEKYƐMU	MMƆBƆ NSƐM OD		MMAA THREAD ID		TUBE KƐSEƐ
nsateakwaa – TPI		mm	inch	mm	inch	inch
5/16 – 24 na ɛwɔ hɔ	-05	7.9	0.31	6.8	0.27	1/8 na ɛwɔ hɔ
3/8 – 24 na ɛwɔ hɔ	-06	9.5	0.38	8.4	0.33	3/16 na ɛwɔ hɔ
7/16 – 20 na ɛwɔ hɔ	-07	11.1	0.44	9.9	0.39	1/4 na ɛwɔ hɔ
1/2 – 20 na ɛwɔ hɔ	-08	12.7	0.50	11.4	0.44	5/16 na ɛwɔ hɔ
5/8 – 18 na ɛwɔ hɔ	-10	15.9	0.63	14.2	0.56	3/8 na ɛwɔ hɔ
3/4 – 16 na ɛwɔ hɔ	-12	19.1	0.75	17.5	0.69	1/2 na ɛwɔ hɔ
7/8 – 14 na ɛwɔ hɔ	-14	22.2	0.88	20.6	0.81	5/8 na ɛwɔ hɔ
1.1/16 – 14 na ɛwɔ hɔ	-17	27.0	1.06	24.9	0.98	3/4 na ɛwɔ hɔ

 

SAE 45o INVERTED FLARE – SAE J512 Nhama Nsusuwii

MMƆBƆ THREAD OD & PITCH	DASH NKYEKYƐMU	MMƆBƆ NSƐM OD		MMAA THREAD ID		TUBE KƐSEƐ
nsateakwaa – TPI		mm	inch	mm	inch	inch
7/16 – 24 na ɛwɔ hɔ	-07	11.1	0.44	9.9	0.39	1/4 na ɛwɔ hɔ
1/2 – 20 na ɛwɔ hɔ	-08	12.7	0.50	11.4	0.45	5/16 na ɛwɔ hɔ
5/8 – 18 na ɛwɔ hɔ	-10	15.9	0.63	14.2	0.56	3/8 na ɛwɔ hɔ
11/16 – 18 na ɛwɔ hɔ	-11	17.5	0.69	16.0	0.63	7/16 na ɛwɔ hɔ

SAE PILOT O RING SEALS Pilot Ɔbarima a Ɔdannan Nhama Nsusuwii

MMƆBƆ THREAD OD & PITCH	DASH NKYEKYƐMU	MMƆBƆ NSƐM OD		MMAA THREAD ID		TUBE KƐSEƐ
nsateakwaa – TPI		mm	inch	mm	inch	inch
5/8 – 18 na ɛwɔ hɔ	-10	15.9	0.63	14.2	0.56	-6
3/4 – 18 na ɛwɔ hɔ	-12	19.0	0.75	17.8	0.70	-8
7/8 – 18 na ɛwɔ hɔ	-14	22.2	0.88	20.6	0.81	-10

Pilot Ɔbea Swivel Nhama Nsusuwii

MMƆBƆ THREAD OD & PITCH	DASH NKYEKYƐMU	MMƆBƆ NSƐM OD		MMAA THREAD ID		TUBE KƐSEƐ
nsateakwaa – TPI		mm	inch	mm	inch	inch
5/8 – 18 na ɛwɔ hɔ	-10	15.9	0.63	14.2	0.56	-6
3/4 – 16 na ɛwɔ hɔ	-12	19.0	0.75	17.5	0.69	-8
3/4 – 16 na ɛwɔ hɔ	-12	19.0	0.75	17.5	0.69	-8

 

 

NPT Nhama a Wɔhwehwɛ Mu

Dɛn ne NPT Nhama? – Nsɛm a Wɔaka abom

NPT nhama, anaa National Pipe Tapered nhama, yɛ nhama bi a wɔde skru ayɛ a wɔtaa de siw paipu nkwaa ano. Saa nhyehyɛe yi hwɛ hu sɛ nkitahodi a enni nsu mu esiane ne tapered profile nti, a ɛyɛ den bere a wɔde nhama ahyɛ fitting no mu wɔ paipu no mu no. Taper no yɛ nsɔano denam nhama no a ɛpiapia no so, na mpɛn pii no ɛma ɛyɛ kɛse denam PTFE teyp anaa aduru a wɔde siw ano a wɔde hyɛ mu de hyɛ nsonsonoe biara mu ma.

NPT Thread Nsusuwii Ho Nhyehyɛe a Ɛkɔ Akyiri

Sɛ woredi NPT nhama ho dwuma a, susuw pɔtee ho hia yiye. NPT thread dimensions chart a wɔayɛ no mmerɛw ni:

NPT THREAD NKYEKYƐMU & PITCH	DASH NKYEKYƐMU	MMƆBƆ THREAD MINOR OD		MMAA THREAD ID
nsateakwaa – TPI		mm	inch	mm	inch
1/8 – 27 na ɛwɔ hɔ	-02	9.9	0.39	8.4		0.33
1/4 – 18 na ɛwɔ hɔ	-04	13.2	0.52	11.2		0.44
3/8 – 18 na ɛwɔ hɔ	-06	16.6	0.65	14.7		0.58
1/2 – 14 na ɛwɔ hɔ	-08	20.6	0.81	17.8		0.70
3/4 – 14 na ɛwɔ hɔ	-12	26.0	1.02	23.4		0.92
1 – 11.1/2 na ɛwɔ hɔ	-16	32.5	1.28	29.5		1.16
1.1/4 – 11.1/2 na ɛwɔ hɔ	-20	41.2	1.62	38.1		1.50
1.1/2 – 11.1/2 na ɛwɔ hɔ	-24	47.3	1.86	43.9		1.73
2 – 11.1/2 na ɛwɔ hɔ	-32	59.3	2.33	56.4		2.22
2.1/2 – 8 na ɛwɔ hɔ	-40	71.5	2.82	69.1		2.72
3 – 8 na ɛwɔ hɔ	-48	87.3	3.44	84.8		3.34

 

NPT Threads wɔ Mfiridwuma mu Nneɛma a Wɔde Di Dwuma mu

NPT nhama yɛ ade titiriw wɔ mfiridwuma tebea ahorow mu. Wɔtaa hu wɔ nhyehyɛe ahorow a wɔde nsu a ɛwɔ nsu mu di dwuma mu wɔ baabi a ɛho hia sɛ wɔde nsɔano a ɛyɛ den na ɛmma nhyɛso ntumi nkɔ mu. Wɔde NPT adapters di dwuma de ka hoses ne pipes a ɛsono ne kɛse bom anaasɛ wɔde dan fi thread ahorow afoforo, te sɛ SAE thread type, kɔ NPT. Sɛ wode SAE fittings a ebia ɛde Straight Thread O-Ring Boss nhyehyɛe no bedi dwuma no reka ho a, adapters hwɛ hu sɛ ɛne NPT-threaded components no hyia.

NPT Thread Sizes ne Standards a wɔbɛkyerɛ

Sɛ wopɛ sɛ wuhu NPT asaawa bi a, ɛho behia sɛ wuhu akyi ntwemu ne nhama dodow a ɛwɔ nsateakwaa biara mu nyinaa. Akwankyerɛ a ɛyɛ ntɛm ni:

1. Sua ɔbarima asaawa no akyi ntwemu anaa ɔbea asaawa no mu ntwemu.

2. Kan nhama dodow a ɛwɔ soro wɔ nsateakwaa biako span mu na ama woahu TPI.

3. Fa saa susudua yi toto NPT nhyehyɛe a wɔahyɛ da ayɛ ho na woahu NPT kɛse a ɛne no hyia.

Ɛho hia sɛ yɛhyɛ no nsow sɛ NPT nhama hwehwɛ sɛ wɔde wɔn ho hyɛ mu yiye na ama wɔanya nea ɛfata. Eyi kyerɛ sɛ ɛsɛ sɛ wɔde nkɔnsɔnkɔnsɔn bom mmarima ne ɔbea nhama no sɛnea ɛbɛyɛ a nsu ntumi nkɔ mu, nanso ɛnsɛ sɛ wɔde hyɛ mu denneennen sɛnea ɛbɛyɛ a ɛbɛsɛe ade.

 

Ntotoho Nhwehwɛmu a ɛfa SAE ne NPT Nhama ho

Nhama Nsusuwii: Tẽẽ vs. Tapered

Sɛ yɛrehwehwɛ SAE Thread Type ne NPT Thread mu a, nsonsonoe titiriw bi da adi wɔ wɔn nhyehyɛe ahorow mu. SAE nhama, titiriw Straight Thread O-Ring Boss, yɛ nea ɛda adi wɔ wɔn nhama a ɛyɛ tẽẽ nhyehyɛe no mu. Saa nhyehyɛe yi ma kwan ma ne kɛse yɛ pɛpɛɛpɛ wɔ asaawa no tenten nyinaa mu. Nea ɛne eyi bɔ abira no, National Pipe Tapered Threads (NPT) da sɛnea ɛyɛ teateaa adi, na ɛyɛ teateaa bere a ɛkɔ so wɔ asaawa no kwan no so no.

l  SAE : Nhama a ɛyɛ tẽẽ, ne kɛse yɛ pɛ.

l  NPT : Tapered threads, diameter so tew wɔ asaawa no ho.

Nneɛma a Wɔde Sie: O-Ring vs. Taper ne Sealants

Nsɔano mudi mu kura ho hia kɛse wɔ nsu a ɛtwetwe a wosiw ano no mu. SAE Male Connector ne SAE Female Connector taa de O-Ring di dwuma de yɛ nsɔano. Saa O-Ring yi te groove mu na ɛmia bere a ɛyɛ den no, na ɛyɛ akwanside a ɛmma nsu nkɔ mu. Saa bere yi nyinaa, NPT nhama a wɔayɛ no teateaa no hwehwɛ sɛ wɔfa ɔkwan foforo so. Taper no ma nhama no hyɛ mu denneennen bere a wɔde nkɔnsɔnkɔnsɔn abɔ mu no, na ɛma nkitahodi bi a nsu ntumi nkɔ mu. Nea ɛbɛyɛ na saa nkɛntɛnso yi ayɛ kɛse no, wɔtaa de PTFE (Polytetrafluoroethylene) teyp anaa aduru a wɔde siw ano gu NPT nhama so.

l  SAE : Ɛde O-Ring di dwuma  de nsɔano.

l  NPT : Ɛde ne ho to tapered design ne sealants foforo  so ma nkitahodi a enni nsu mu.

Tebea no mu Mfaso: Bere a Ɛsɛ sɛ wode SAE anaa NPT Di Dwuma

SAE ne NPT fittings ntam a wɔpaw no taa gyina dwumadie pɔtee ne nnwuma gyinapɛn so. Wɔde SAE J514 tube fittings di dwuma kɛse wɔ hydraulic nhyehyɛe mu esiane wɔn nsɔano mfiri a ɛyɛ den ne tumi a etumi gyina nhyɛso a ɛkɔ soro ano nti. Wɔayɛ no sɛnea ɛbɛyɛ a wobedu gyinapɛn ahorow te sɛ SAE J518, DIN 20066, ISO/DIS 6162, ne JIS B 8363. Saa nneɛma yi ye ma nkitahodi a wotumi de ho to so bere a wɔrehwɛ nsu a ɛwɔ nsu mu so no.

Nanso, wɔtaa hu NPT nneɛma wɔ nsu ho nhama ne mframa nhyehyɛe ahorow mu. Amerika Ɔman Gyinapɛn Pipe Thread (ANSI/ASME B1.20.1) yɛ gyinapɛn a wɔtaa de di dwuma ma saa nhama a ɛyɛ teateaa yi. NPT adapters fata ma dwumadie a ɛho nhia sɛ wɔde asaawa a ɛyɛ tẽẽ anaasɛ baabi a O-Ring a wɔde bedi dwuma no ntumi nyɛ yie.

l  SAE : Wɔpɛ ma nsuo a ɛwɔ nhyɛsoɔ kɛseɛ.

l  NPT : Ɛtaa ba wɔ nsuo ho nsuo ne nhyɛsoɔ a ɛba fam dwumadie mu.

Nneyɛe Pa a Wɔde Siesie SAE ne NPT Threaded Fittings

Sɛ worebɔ SAE fittings a, pɛpɛɛpɛyɛ yɛ ade titiriw. Fi ase denam SAE Male Connector anaa SAE Female Connector a ɛfata a wobɛpaw so. Hwɛ sɛ ɛne gyinapɛn te sɛ SAE J518, DIN 20066, anaa ISO/DIS 6162 hyia.Sɛ wopɛ sɛ wofata yiye a, fa O-ring ne flange clamp di dwuma. Fa bolt akɛse ne nea wɔakyerɛ no hyia na woakwati sɛ wobɛyi nhama.

NPT thread nkitahodi, a ANSI/ASME B1.20.1 na ɛhwɛ so no, hwehwɛ ɔkwan foforo. Fa PTFE tape anaa sealant compound a ɛfata gu MPT no so na ama woahwɛ ahu sɛ nsuo ntumi nkɔ mu esiane wɔn tapered design nti. Kwati sɛ wobɛma wo ho ayɛ den dodo; ebetumi ama nhama no mu apaapae anaasɛ asɛe.

Nsiesiei ne Ɔhaw a Wodi Ho Ano Nsɛm a Ɛtaa Ba

Nhwehwɛmu a wɔyɛ no daa ho hia kɛse ma hydraulic nhyehyɛe ahorow. Hwɛ nsɛnkyerɛnne a ɛkyerɛ sɛ SAE J514 tube fittings ne NPT adapters asɛe. Sɛ nsuo a ɛretu a, hwɛ O-Ring Boss no na sɛ asɛe a, sesa. Sɛ wopɛ NPT thread nsɛm a, hwɛ sɛ PTFE teapɔn no hia sɛ wɔsan de di dwuma anaa. Bere nyinaa nya nsiesie kit a ɛwɔ wo nsam a spare O-rings, sealant compound, ne PTFE tape.

Nkwa tenten ne nea etu mpɔn a wɔbɛhwɛ ahu wɔ Nsuo a Wɔde Yɛ Nneɛma Mu

Sɛ wopɛ sɛ wukura nhyehyɛe no mudi mu a, di anammɔn yi akyi:

1. Fa nsu a ɛwɔ nsu mu a ɛfata di dwuma.

2. Yɛ nhyehyɛe sɛ wɔbɛhwehwɛ nkitahodi ahorow nyinaa mu daa.

3. Sesa nneɛma a asɛe no ntɛm ara.

4. Ma paipu a wɔde nhama ayɛ ne paipu mu nneɛma ho ntew mfi nneɛma a asɛe ho.

5. Hwɛ nsakrae a ɛba wɔ nhyehyɛe no adwumayɛ mu.

Sɛ wudi akwankyerɛ ahorow yi so a, wubetumi ahwɛ ahu sɛ nkitahodi ahorow a nsu nkɔ mu na ama wo hydraulic system no nkwa nna akyɛ. Kae sɛ, SAE Thread Type anaa NPT Thread a wobɛpaw no yiye no betumi ama nsonsonoe no nyinaa aba wɔ nsɔano a etu mpɔn, a ɛtra hɔ kyɛ a wobɛbɔ mu.

Awie

Yɛahwehwɛ nuances a ɛwɔ SAE ne NPT threads mu. Sɛ yɛbɛsan abɔ mu a, wɔayɛ SAE nhama ama nsuo nhyehyɛeɛ, na ɛwɔ asaawa a ɛyɛ tẽẽ a O-ring a wɔde bɛkata so. SAE Male Connector ne SAE Female Connector di dwuma titiriw wɔ hwɛ a wɔbɛhwɛ sɛ nkitahodi a nsuo nni mu. Ɔkwan foforo so no, NPT nhama, anaa National Pipe Tapered nhama, wɔ nsusuwii a ɛyɛ teateaa a ɛma nsɔano ba denam sɛnea ɛhyɛ no denneennen no so, a mpɛn pii no wɔde PTFE teyp anaa sealant compound na ɛma ɛyɛ kɛse.

Nsonsonoe a ɛwɔ mu no ntease ho hia yiye. SAE Thread Types, te sɛ Straight Thread O-Ring Boss a wohu wɔ SAE J514 tube fittings mu no, de wɔn ho to O-ring so de yɛ nsɔano a ɛyɛ den. Nea ɛne eyi bɔ abira no, NPT nhama, a ɛne ANSI/ASME B1.20.1 hyia no, nam nhama no ntam ntwitwiridii so na ɛyɛ nsɔano.

Wɔrentumi nka thread type a ɛfata a wobɛpaw no ntra so. Sɛ ɛnyɛ pɛ a, ebetumi ama nsu a ɛretu, nhyehyɛe ahorow asɛe, na bere a wɔde yɛ adwuma no akɔ soro. Sɛ nhwɛsoɔ no, sɛ wode SAE fittings rebata hydraulic system ho a, hwɛ sɛ ɛne gyinapɛn te sɛ SAE J518, DIN 20066, ISO/DIS 6162, anaa JIS B 8363. Saa gyinapɛn yi kasa fa nsusuiɛ no ho, a bolt akɛseɛ ne flange clamp ahwehwɛdeɛ ka ho, hwɛ hu sɛ ɛbɛhyehyɛ no yie na ɛfata.

Wɔ hydraulic fittings ahemman mu no, SAE Thread Type taa ne O-Ring Boss nkitahodi ahorow di nkitaho, bere a NPT thread abu so wɔ plumbing dwumadie nyinaa mu. Sɛ wode NPT adapters redi dwuma wɔ nhyehyɛe a wɔayɛ ama SAE gyinapɛn ahorow mu a, ma w’adwene nkɔ akwan horow a wɔfa so sɔ nsɔano no so. O-ring ma nkitahodi a nsu ntumi nkɔ mu daa wɔ SAE nhyehyɛe mu, bere a tapered nhyehyɛe a ɛwɔ NPT nhyehyɛe mu no hwehwɛ sɛ wɔde ahwɛyiye hyɛ nhama mu na ama wɔanya nkitahodi a nsu ntumi nkɔ mu.

 

Sɛ yɛde rewie a, wo nkitahodi ahorow no mudi mu kura —sɛ́ ɛfa paipu a wɔde nhama ayɛ, paipu a wɔde hyɛ mu, anaa nsu a wɔde hyɛ mu ho —gyina SAE Thread Type anaa NPT Thread a wobehu na wɔde adi dwuma yiye so. Hwɛ nnwuma gyinapɛn ahorow so bere nyinaa, te sɛ nea yɛaka ho asɛm no, na ama woakyerɛ wo paw no kwan. Kae sɛ ɛnyɛ sɛ asaawa a ɛfata no hwɛ hu sɛ ɛbɛfata yiye nko, na mmom ɛma wo nhyehyɛe no nyinaa yɛ adwuma yiye na ahobammɔ wom nso.