DIN 2353 Fittings no yɛ nea wotumi sesa. Nkwaa no Ɛnyɛ.

Nsɛm abien a wɔafa aka no si pon koro so. Wɔn baanu nyinaa ka sɛ DIN 2353, hann ntoatoaso, 12 mm tube, 315 bar, zinc-nickel. Baako bo yɛ mmerɛw ɔha biara mu dunan. Ɔdetɔfo no pene so, asɛm a edi kan no susuw mfoniniyɛ ho, na nneɛma a wɔde hyɛ mu no kɔ afiri bi a ɛyɛ adwuma asram du-baako so ansa na nkwaa biako afi ase asu. Biribiara nni hɔ a na efi abodwokyɛre mu. Ɔhaw no sua na ɛyɛ den sɛ wobegye ho akyinnye: gyinapɛn no ka kyerɛɛ nea ɔde ma no sɛ asaawa no ne 24 degree cone no. Ɛnkyerɛɛ wɔn da sɛ hena mpɛtea a ɔde twa ade no kɔ kotoku no mu.

Enti mmuae tiawa no ni. DIN 2353 fittings sesa wɔ interface no so na ɛnyɛ baabi foforo biara. Thread, cone angle, tube outside diameter ne series dimensions yɛ fixed, ɛno nti na adwumayɛbea biara a ɛfata betumi ayɛ ɔfã bi a threads wɔ wo tube awiei. Nkwaa no yɛ asɛm foforo. Wɔde mprɛte a wɔde twa, nut a ɛkanyan no, dade a ɛwɔ n’akyi ne nkrataa a ɛkyerɛ sɛ ntonto no nyinaa yɛ nea wogyaw ma nea ɔde ma no. Saa nsonsonoe no ne baabi a nea ɛto so abien a wɔde fi nneɛma mu no nkɔ yiye, na adetɔ krataa bi to mu anaasɛ wobu n’ani gu so.

Saa asɛm yi bua nsɛmmisa a sourcing teams de bisa yɛn, wɔ nhyehyɛe a ɛba no mu: nea agyiraehyɛde no hyɛ ho bɔ ankasa, sɛ ebia wubetumi de wo nuts ne rings a ɛwɔ hɔ dedaw no asie, nea enti a 'metric bulkhead' quotes abien nyɛ ɔfã koro, baabi a nhyɛso rating gyae sɛ wɔde toto ho, ne nea ɛsɛ sɛ ɛtra RFQ no so ansa na fibea foforo bi abu no sɛ ɛyɛ pɛ.

Dɛn na DIN 2353 Agyiraehyɛde Ma Yɛ Awerɛhyem Ankasa?

Agyiraehyɛde a ɛwɔ ɔfã no so no yɛ dimensional claim, ɛnyɛ adwumayɛ ho asɛm. Sɛ fitting bi kura DIN 2353 ne krataa a ɛtoatoa so a, nea ɔde ma no reka akyerɛ wo sɛ ɛne mfonini bi hyia. Ɛno ara ne no.

Gyinapɛn no siesie nsɛm tiawa bi a wɔahyehyɛ. Na digrii 24 cone angle no. Asaawa a ɛne tube biara akyi ntwemu bɔ mu, enti mm 6 gye M12x1.5, mm 8 gye M14x1.5, mm 10 gye M16x1.5 na mm 12 gye M18x1.5 wɔ hann ntoatoaso mu. Ntoatoaso no nsusuwii, a hann ntoatoaso no rated to 315 bar ne heavy series no 630 bar. Ɔfasu no mu duru a ɛsɛ sɛ tube no kura.

Ɛma nsɛm a wɔahyehyɛ a ɛware no bue. Twitwa ring no ankasa geometry, a nea ɛka ho ne sɛ ebia ɛwɔ twitwa ano biako anaa abien, sɛnea ɛyɛ den ne sɛnea wɔde chamfered lead-in no. Nut no mu nsɛm a ɛpia ring no kɔ n’anim. Plating thickness a ɛwɔ ne kwan a wɔma ho kwan no mu. Dade grade, efisɛ C45 carbon dade ne 316L stainless nyinaa yɛ mmara kwan so paw na emu biara nyɛ default. Sɛ́ ebia na wɔasɔ ntonto no adanse ahwɛ anaasɛ wɔsusuw nkutoo. Na nkrataa bɛn na ɛne adaka no tu kwan.

Kenkan saa list no bio na awiei no nyɛ dɛ. DIN 2353 yɛ n’ade te sɛ hyɛn gyinabea gyinapɛn a ɛboro nkabom gyinapɛn koraa. Adwumayɛbea abien nyinaa betumi adi so na wɔda so ara de nkwaa a ɛsono sɛnea wɔyɛ wɔn ade wɔ nhyɛso kyinhyia apem akyi no mena.

So Metumi Atɔ Afi Ɔdemafo a Ɔto so Abien hɔ na Makora Me Nnuadewa ne Me Nnuadewa a Ɛwɔ Hɔ Dedaw no So?

Dabi, ɛnyɛ sɛ ɛyɛ su. Nut, ring ne nipadua no yɛ adwuma sɛ nhyehyɛe biako, na gyinapɛn no twetwe envelope no twa saa nhyehyɛe no ho hyia nkutoo.

Mprɛte a wɔde twa ade no ne nea enti a ɛte saa. Mfiase no boaboa ring no ka tube no ani na n’akyi anim nkongua tia cone a ɛwɔ nipadua no mu no. Ɛno yɛ set a ɛtra hɔ daa. Fa nkwaa no mu na wɔayɛ ring no dedaw atia tube biako ne nkongua biako. Fa to nipadua foforo so na ɛsɛ sɛ ɛka ne mprenu so. Nkatabo a ayɛ adwuma-den pɛnkoro ntwitwa groove a ɛto so abien a ɛho tew, na nsɔano a wunya no yɛ anigye mmom sen sɛ ɛbɛyɛ adwini.

Ade koro no ara nti na nut no ho hia wɔ ɔkwan foforo so. Nut ne adwinnade a ɛyɛ ring no. Ne mu cone no ma ring no akyi anim kɔ n’anim wɔ kwan bi a wɔahyɛ so, na nsonsonoe nketenkete a ɛwɔ saa profile no mu no sesa baabi a ring no tu kwan ne baabi a awiei koraa no ɛtra. Nut a efi adwumayɛbea biako so wɔ ring a efi foforo so so yɛ adwinnade a wɔde tintim nhoma a wɔayɛ no mfonini ahorow no fã abien.

Sourcing mmara a edi hɔ no yɛ mmerɛw. Fa nut, ring ne nipadua gu adetɔ krataa no so sɛ line ade biako a ɛwɔ ɔfã nɔma biako, na ɛnyɛ sɛ line abiɛsa a ɛba sɛ ɛba bom. Sɛ ɛsɛ sɛ fibea a ɛto so abien ba a, fa ba sɛ set a edi mũ na san pene nhyiam no so wɔ w’ankasa tube so a w’ankasa torque bo. Ɛwɔ hɔ a ɛfata sɛ ɛyɛ soronko: sɛ nipadua no nkutoo ne ɔfã a wo sae a, second-source nipadua no nkutoo na fa mfitiase nnua ne nkaa no sie, sɛ cone nkongua no hwɛ wɔ anim ne bun koro no ara mu a.

Nsɛm Abien a Wɔafa Ka Ka sɛ 'Metric Bulkhead'. So Wɔyɛ Ɔfã Koro?

Dabi, na eyi ne cross-reference mfomso a yɛtaa hu no. Afã abien no nyinaa fa nhama bi mu fa panel bi mu. Nneɛma abien no nyinaa yɛ bulkhead fittings. N’abien nyinaa yɛ metric. Wɔnnyɛ adwuma koro.

6C a ɛwɔ Ruihua Hardware line no so no yɛ metric male 24 degree cone bulkhead wɔ hann ntoatoaso mu. Ɛma wunya tube connection wɔ panel no afã abien no nyinaa, na ano abien no nyinaa hyɛ cone so. 6E no yɛ metric ɔbarima O-ring bulkhead. Ɛde O-ring a ɛte hyɛn gyinabea a wɔabɔ no counterbored mu na ɛsɔ ano. Ɛsono hyɛn gyinabea ahosiesie, ɛsono nsɔano, soronko bore nam panel.

Sɛ wo mfonini no frɛ 24 degree cone bulkhead na ɔdemafo foforo no de O-ring bulkhead mena efisɛ wɔn baanu nyinaa tenaa 'metric bulkhead' ase wɔ cross-reference table mu a, wubenya ɔfã bi a ɛfata tokuru no na ɛnyɛ circuit no. Ɛbɛhyehyɛ. Ebia ɛbɛkura mu mpo wɔ nhyɛso a ɛba fam mu. Hyɛn gyinabea a ɛkɔ fam no nyɛ hyɛn gyinabea a wɔyɛɛ no ​​maa no ara kwa.

Cross-reference wɔ afuw anan so, da wɔ din no so: asaawa, nsɔano type, tube akyi diameter, series. Sɛ obi a ɔde nneɛma ma no ntumi nhyɛ anan no nyinaa ma wɔ ɔfã a wɔde rema no ho atia wo fã nɔma a, cross-reference no nwiee. Wobetumi asan ahwɛ nneɛma nyinaa mu wɔ nneɛma a wɔyɛ ho kratafa.

M Thread koro no ara, Nsɔano soronko — Ɛhe na 2BC/2BD Fata?

2BC ne 2BD a ɛwɔ Ruihua Hardware range no mu no yɛ metric ne BSP thread studs a ɛwɔ bonded seal. Wɔde elastomer washer a wɔafa no nnommum a wɔakyere agu hex no ase na ɛsɔ hyɛn gyinabea bi a n’anim yɛ petee no ano. Wɔ akɛse pii mu no asaawa no yɛ M asaawa koro no ara a wubehu wɔ 24 degree cone stud so no.

Saa asaawa a wɔkyɛ no ne afiri no. Thread bonded seal stud mu cone port na ɛkɔ mu yiye na ɛte nka sɛ ɛteɛ. Ɛrensɔw ano, efisɛ nea ɔhoro nneɛma no hia anim a ɛyɛ tratraa a wɔde mfiri ayɛ na ama watumi abubu, na cone port ma cone wɔ baabi a washer no hwɛ kwan sɛ obenya anim. Nea ɛne no bɔ abira no yɛ nokware saa ara: cone stud a ɛyɛ digrii 24 a ɛwɔ spot-faced bonded seal port mu no nni cone biara a ɛbɛtra so, enti dade ne dade nkitahodi a ɛyɛ sealing no nsi da.

Eyi ne ɔfã a ɛnteɛ a ne bo yɛ den sen biara efisɛ ɛde install a wonwiinwii biara nni ho. Biribiara nni hɔ a ɛyɛ cross-threads. Biribiara ntumi nkɔ fam ntɛm. Ɛdi nkogu wɔ nhyɛsoɔ mu, anaasɛ wɔ ɔhyew kyinhyia a edi kan no mu, anaasɛ wɔ sɔhwɛ benkyi a ɛwɔ adetɔfo no adwumayɛbea hɔ, a ɛyɛ beae a enye koraa a wobetumi ahu. Wubetumi ahwɛ stud range no wɔ 2BC 2BD bonded nsɔano krataafa.

Nsɛm abien no nyinaa ka sɛ 315 Bar. So Rating no Yɛ Ade Koro?

Ɛnyɛ nea ɛkyerɛ ankasa, efisɛ 315 bar yɛ akontaabu a ɛtoatoa so mmom sen sɛ ɛbɛyɛ sɔhwɛ mu aba. Wɔde light series no to 315 bar na heavy series no yɛ 630 bar, na nɔma abien no nyinaa fa no sɛ tube fasu a ɛfata ne joint a wɔaboaboa ano yiye. Sesa emu biara na ɔdan no atifi tu.

Nneɛma abiɛsa na ɛdannan no wɔ ɔmansin ankasa so. Tube ɔfasu no mu duru wɔ akyi ntwemu koro no ara, efisɛ ɔfasu a ɛyɛ tratraa no flexed kɛse wɔ nhyɛso spikes ase na ɛyɛ adwuma ring no. Nneɛma, efisɛ C45 ne 316L nyɛ wɔn ade koro wɔ sakre ase mpo bere a abien no nyinaa hyia dimensional drawing no. Na sɔhwɛ nniso no, efisɛ pii a na wɔde adanse asɔ ahwɛ no nyɛ asɛm koro no ara ne pii a wɔsusuw na wɔboaboaa ano. Sɛ asɛmmisa a ɛtoatoa so no ankasa da so ara abue a, asɛm a edi kan a ɛfa DIN 2353 light versus heavy series  nantew fa baabi a gyinapɛn no twetwe saa line no.

Enti bisa nea wogyina so, na ɛnyɛ dodow no. Adanse sɔhwɛ nhyɛso ne nhwɛsode dodow wɔ lot biara mu, anaasɛ burst test amanneɛbɔ. Sɛ wopɛ sɛ wobɔ wo ho ban wɔ soro a, bisa amanneɛbɔ no mmom sen kasasin no: Zinc-nickel microns 8 kosi 12 a wɔde nnɔnhwerew 240 a wɔde petepete nkyene a ɛnyɛ nea ɛho nhia so akɔ ASTM B117 no yɛ nkyerɛkyerɛmu, bere a 'zinc nickel' ankasa yɛ nkyerɛkyerɛmu ara kwa.

Dɛn na Ɛsɛ sɛ Ɛwɔ RFQ no so Ansa na Fibea a Ɛto so Abien bɛkan sɛ ɛne no yɛ pɛ?

Ntrɛwmu ason. Wɔn mu biara wɔ hɔ efisɛ wɔakyere adetɔfo bi a onni bi.

1. Standard ne series.  Fa DIN 2353 ne ISO 8434-1 bom, afei bɔ ntoatoaso no din: hann, 24 degree cone, cutting ring. Nnɔmba abien a wɔahyɛ da ayɛ no siw obi a ɔde nneɛma ma no kwan sɛ ɔbɛpaw nsɛm a ɛtoatoa so wɔ wo ananmu.

2. Tube, ɛnyɛ sɛ ɛfata kɛkɛ.  Abɔnten ntwemu ne ɔfasu, sɛ nhwɛso no 12 x 1.5 mm, ne nneɛma ne abufuw ka ho.

3. Asaawa ne nsɔano, a wɔakyerɛw no soronko.  M18x1.5 ne 24 degree cone yɛ nokwasɛm abien. 'Metric' nyɛ wɔn mu biara.

4. Surface ayaresa a wɔde nɔma di dwuma.  Zinc-nickel a ɛyɛ micron 8 kosi 12, nnɔnhwerew 240 ASTM B117, anaasɛ zinc a ɛnyɛ den sɛ ɛno ne nea mfonini no ka ankasa a.

5. Nwoma a wɔde kyerɛw.  EN 10204 3.1 wɔ ɔhyew nɔma biara mu, amanneɛbɔ a ɛfa nsusuwii ho, ne agyiraehyɛde a wohwɛ kwan sɛ wubehu wɔ ɔfã no so.

6. Krataa a wɔde ama.  Nut, ring ne nipadua a wɔde ma sɛ biako a ɛne ne ho hyia set fi lot biako mu, a na bins a wɔadi afra biara nni carton no mu.

7. Anamɔn a wɔde pene so.  Asɛm a edi kan a wɔaboaboa ano wɔ wo tube so, torqued ne wo wrench, pressure cycled, signed off ansa na adetɔ krataa no ayi adi.

Line seven ne nea wɔtow gu bere a adwuma bi aka akyi no. Ɛsan nso ne nkyerɛwde biako pɛ a ɛsɔ nkwaa no hwɛ sen sɛ ɛbɛsɔ mfonini no ahwɛ.

Ɛhe na 18% Cheaper Quote no Da adi Akyiri yi?

Ɛntaa mma wɔ invoice no so, na mpɛn pii no wɔ baabi a wɔyɛ adwuma. Mmeae anan a ɛsɛ sɛ wohwɛ ansa na wode wo nsa ahyɛ ase.

Wogye adansedi nkrataa ho ka wɔ lot biara ho.  3.1 adansedi krataa kata ɔhyew nɔma so, ɛnyɛ asinasin. Fa akɛseɛ dumienu bom yɛ no production lot baako na adansedie krataa no ho ka trɛw wɔ run no nyinaa mu. Kyekyɛ ahyɛde koro no ara mu yɛ no adetɔ ahyɛde dumien na wotɔ lot dumien, sɔhwɛ rounds dumien ne nkrataa dumien, a ɛtaa yɛ baabi a ɔha biara mu dunan no kɔe.

Minimum order dodow wɔ size biara mu, ɛnyɛ order biara.  Ɔkra a ne kɛse yɛ dumien a ne kɛse biara yɛ nea ɛba fam koraa no yɛ bɔhyɛ a ne kɛse yɛ dumien. Bisa ɔkwan a wɔfa so kan nea esua koraa no ansa na wode bo a ɛsom nyinaa atoto ho.

Di bere di anim tia line stop.  Stock akɛse ne nea wɔayɛ no sɛnea wɔkra no yɛ nneɛma ahorow a ɛsono ne bo. Sɛ afiri no retwɛn a, ɛnyɛ den sɛ wobɛbɔ delta no ho akontaa bere a woahu w’ankasa bere a wode gyae adwuma da biara no.

San yɛ adwuma ne nsɛm a wɔka.  Osu nkwaa biako a ɛwɔ afiri a wɔahyɛ sɛ wɔmfa nni dwuma so no bo boro bo a ɛsono wɔ mmirikatu a ne kɛse yɛ pɛ mu: ngo a wɔayi afi mu, afiri foforo, ring foforo, krane kwan a wɔfa so kɔ hɔ ne adwumayɛfo da. Na sɛ wunni lot agyiraehyɛde ne 3.1 adansedi krataa a wuntumi nhwehwɛ batch bɔne bi akyi nkɔ ɔhyew nɔma bi so, enti wotwetwe lot no nyinaa mmom sen sɛ wobɛtwetwe melt biako.

Dɛn na Ruihua Hardware De Gu Adaka no Mu Ne Lot Biara?

Wɔ Ruihua Hardware no, nea wɔde bɛma no yɛ set a ɛne ne ho hyia sen sɛ ɛbɛyɛ bag a afã horow wom. Nut, cutting ring ne nipadua no yɛ na packed sɛ nhyehyɛe biako wɔ kɛse biara mu, a thread ahobammɔ caps, afei carton ne pallet. Wɔhwɛ asinasin biara mu ansa na afi hɔ, na wɔka ne kɛse a wɔahyɛ da ayɛ ho asɛm wɔ nnafua 7 kosi 15 mu.

Nneɛma no yɛ C45 carbon dade sɛ gyinapɛn, a 316L wɔ hɔ bere a ɔmansin anaa washdown hwehwɛ no. Surface yɛ zinc-nickel wɔ 8 kosi 12 microns, a wɔagye atom sɛ nnɔnhwerew 240 ASTM B117, anaasɛ zinc a ɛnyɛ den ma dan mu adwuma. Heavy series afã horow no yɛ adanse sɔ hwɛ ansa na wɔde amena. Agyiraehyɛde a ɛwɔ ɔfã no so no kura ntoatoaso ne ne kɛse, enti adetɔnfo betumi ahu nipadua a emu yɛ hare afi nea emu yɛ duru a enni caliper mu.

O-ring bulkhead a ɛwɔ atifi hɔ no yɛ nea enti a packing no ho hia ho nhwɛso pa. Wubetumi ahu specification no wɔ... 6E O-ring bulkhead page , a asaawa ahobammɔ cap, a ɛnyɛ ahosiesie ka ho. Asaawa a ɛwɔ dinged a ɛwɔ bulkhead stud so yɛ ɔfã a wɔpow wɔ goods-in mu, na saa akyinnyegye no bo boro cap no so.

Dɛn na Adetɔfo Bisa Ansa na Wɔbɛkra Ade a Edi Kan?

So metumi asan de DIN 2353 twitwa mpɛtea adi dwuma bere a matetew nkwaa bi mu awie no?

Wɔ nipadua koro ne gyinabea koro no ara mu nkutoo, a wɔakyekye no denneennen akodu bo koro no ara mu. Ring bi a wɔde torque ayɛ no aka tube no na atra cone no so, enti agye set. Fa kɔ nipadua foforo mu na ɛsɛ sɛ ɛtwa groove a ɛto so abien, a adwuma-hardened ring nyɛ no yiye. Fa ring no di dwuma sɛ nea wɔde di dwuma na fa ne bo saa.

So mihia EN 10204 3.1 adansedi krataa wɔ DIN 2353 a wɔde bɛmena biara so?

Dabi, dan mu amansin a ɛwɔ fixed power pack so no taa gye 2.2 mpaemuka ne dimensional amanneɛbɔ tom. Ɛsɛ sɛ Europa adetɔfo a wɔba awiei, mpoano adwuma ne ahobammɔ dwumadi ahorow soa 3.1 wɔ ɔhyew biara mu. Si gyinae wɔ adwuma biara ho na fa to RFQ no so, efisɛ sɛ wode ka ho wɔ ahyɛde no akyi a, ɛkyerɛ sɛ wobenya lot foforo ne bere foforo a wɔde bɛkɔ.

So wobetumi ayɛ DIN 2353 fitting bi ayɛ no BSP port?

Yiw, ɛne adapter, nanso afei wowɔ nkwaa abien sen sɛ wubenya biako. Ɛsɛ sɛ adapter no ne DIN 2353 hyia wɔ n’awiei biako na G asaawa a ɛwɔ nsɔano a ɛfata wɔ ɔfã foforo. Nkwaa biara wɔ n’ankasa torque bo ne n’ankasa leak kwan, na nhyiam no nyin kyɛ, a ɛtaa yɛ ade ankasa nti a adapter renfata.

Dɛn ne ade ketewaa bi a ɛsɛ sɛ obi a ɔde nneɛma ma no ka DIN 2353 fã bi ho asɛm?

Mfuw anum: standard ne series, tube akyi diameter ne ɔfasu, thread plus seal type, nneɛma ne soro, ne nkrataa a wɔhwehwɛ. Wɔ saa anum no mu no, nsɛm abien a wɔafa aka ka ɔfã koro no ara ho asɛm. Sɛ wonni hɔ a, na wode afã horow abien a ɛsono emu biara retoto ho wɔ bo abien so.

So DIN 2353 fitting a efi brand foforo mu no yɛ nea ahobammɔ wom wɔ 315 bar circuit so?

Ebetumi ayɛ, sɛ wɔpene nkwaa no nyinaa so sɛ set. Nipadua, nut ne ring a efi adetɔnfo koro no ara hɔ, a wɔaboaboa ano wɔ wo tube so wɔ wo torque bo so, na wɔde adanse sɔhwɛ anaa sɔhwɛ amanneɛbɔ akata so. Nneɛma a wɔde frafra nneɛma a wɔde di dwuma wɔ nkwaa biako mu no ne nea wɔaka abom a entumi nyɛ adwuma.

Wobɛyɛ Dɛn Anya Quote a Wɔde Toto Ho Dapɛn Yi?

Fa nneɛma anum mena: series, tube no akyi diameter ne ɔfasu, thread ne seal type, surface ahwehwɛde a nɔma wom, ne nkrataa a wuhia. Fa wɔn kɔ Ruihua Hardware denam contact page  na mmuae no san ba a series, sɔhwɛ nnyinaso ne lead time a wɔakyerɛw, enti wubetumi de nsɛm abien a wɔafa aka abɔ nkyɛn na woahwɛ sɛ ebia nsonsonoe no yɛ nokware anaa. Sɛ mfonini no yɛ dedaw na nsɛm a ɛtoatoa so no mu nna hɔ a, ka saa. Asɛmmisa bi a wobisa ansa na wɔrekra no bo yɛ mmerɛw sen nkwaa a esu bere a wɔahyɛ sɛ wɔmfa nni dwuma awie no.