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Wowɔ ha: Fie / Blogs . / sɛ wobɛma stainless steel pipe no corrosion resistance atu mpɔn a, dɛn na ɛsɛ sɛ wohyɛ no nsow bere a welding no?

Sɛnea ɛbɛyɛ a stainless steel pipe no corrosion resistance no bɛyɛ yiye no, dɛn na ɛsɛ sɛ wohyɛ no nsow bere a woreyɛ welding no?

Hwɛ: 0     Ɔkyerɛwfo: Site Editor Publish Time: 2021-12-17 Mfiase: Beaeɛ

Bisa .

Bere a nneɛma a eye kyɛn so a ɛwɔ dade a ɛnyɛ den mu no reyɛ nea wonim no kɛse no, wɔde dade a ɛnyɛ den a wɔde fa nsu mu no adi dwuma kɛse wɔ nnwuma ahorow mu. Nanso, esiane sɛ wɔbɔ ka wɔ nneɛma a wɔyɛ ho nti, dade a ɛnyɛ den a wɔde weld ayɛ no wɔ adwumayɛ a wɔde toto dade a ɛnyɛ den a ɛnyɛ hwee ho na wɔma ho kwan kɛse. Hangao Tech (seko mfiri) ., a ɔwɔ mfe 20 osuahu wɔ adwumayɛ a ɛyɛ hyew a ɛyɛ annealing mu . Stainless steel pipe weld bead rolling machine manufacturer , ɛnnɛ yɛde ahwɛyiye a ɛwɔ welding adwumayɛ mu no ba, sɛnea ɛbɛyɛ a wubetumi anya corrosion resistance a eye sen biara a ɛyɛ dade a ɛnyɛ den.

 

Ɔfã a Edi Kan . 

1. Mfa arc no hyew randomly wɔ stainless steel strip no ani so da, anyɛ saa a ɛbɛma mpɔtam hɔ hyew wɔ paipu no ani. Ɛhɔnom hyew a ɛwɔ paipu no ani ne nea ɛma nsɛe, titiriw ma . Stainless steel tube production line a ɛsɛ sɛ wɔde di dwuma wɔ nnwuma a ɛhwehwɛ sɛ corrosion resistance kɛse, te sɛ anonne, nnuru, ngo ne gas, ne nea ɛkeka ho.

2. Hwɛ yiye wɔ sɛnea wobɛsakra ahoɔhare a wɔde yɛ adwuma no mu. Sɛ wode anifurae di ahoɔhare kɛse akyi na wubu w’ani gu welding su no so a, welding effect no bɛyɛ nea abotɔyam nnim.

3. Ɛsɛ sɛ welding poma a wɔde di dwuma ma tack welding no yɛ ade koro no ara sɛ welding poma a wɔde di dwuma bere a welding no yɛ no, na wɔmma ho kwan koraa sɛ wɔde carbon steel welding poma besi ananmu wɔ ɔkwan biara so.

4. Ansa na wɔbɛyɛ dade a ɛnyɛ den no na wɔde weld ayɛ, anaasɛ wɔayɛ no bere a wɔayɛ no afiri mu akyi no, ɛsɛ sɛ nicks, arc marks, stains, ne slag crust biara nni hɔ bere a wɔde weld ahyɛ so awie no. Sɛ ɛnte saa a, eyi bɛma dade a ɛnyɛ den a ɛwɔ soro no ayɛ kɛse, a ɛsɛ sɛ wɔde wɔn adwene si so. Yebetumi de introductory leveling device ahyɛ ɔfã a ɛreyɛ no anim. Saa dan ketewa yi betumi aboa ma wɔayi burrs a ɛwɔ strip no ano no ano, na bere koro no ara mu no, ɛbɛma strip no ayɛ mmerɛw na ayɛ mmerɛw sɛ ɛbɛyɛ.

5. Wɔ mfiridwuma mu welded pipes a ɛwɔ ahwehwɛde a ɛkorɔn koraa no, wɔn a wɔfata a wɔyɛ no betumi asusuw ho sɛ wɔde nneɛma a wɔde bɛsiesie nneɛma wɔ intanɛt so a ɛyɛ hyew a wɔde di dwuma no bɛsiesie. Ɛnyɛ sɛ dade a ɛnyɛ den a ɛwɔ annealing a ɛhyerɛn akyi no betumi ayi intergranular adwennwen no afi hɔ nko. Sɛ wɔde annealing wie a, wobetumi ayɛ oxide film a ɛyɛ den na ɛyɛ pɛ wɔ dade paipu no ani de abɔ dade a ɛwɔ mu no ho ban afi oxidation ne nsɛe ho.

  

Ɔfã a Ɛto so Abien .

6. Sɛ welding no wie anaasɛ wotwa mu a, sɛnea ɛbɛyɛ a arc craters anaasɛ mpaapaemu no rentumi nyɛ adwuma no, ɛsɛ sɛ wɔhyɛ arc craters no ma.

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8. Sɛnea ɛbɛyɛ a wɔremma carbon anaa efĩ afoforo frafra weld no mu bere a wɔreyɛ welding no na aka corrosion resistance a ɛwɔ stainless steel weldments mu no, eye sɛ wobɛhohoro steel strip no ho wɔ 20 ~ 30mm mu wɔ afã abien no nyinaa ansa na welding no aba. Wubetumi apaw sɛ wode nnianim afiri bi a ɛde deburring bɛhyɛ forming welding ɔfã no anim.

9. Sɛ wode dade a ɛnyɛ den sie anaa wode kɔ baabi foforo a, ɛnyɛ papa sɛ wode dade a ɛyɛ mmerɛw bɛboaboa ano na amma oxide afoforo te sɛ nkannare ne efĩ afoforo ho agu fĩ.

10. Kwati nsensanee anaa nsensanee wɔ dade a ɛnyɛ den a wɔde weld ayɛ no ani bere a ɛwɔ . Industrial pipe equipment a wɔde yɛ ho adwuma. Wobetumi de ade a ɛbɔ ho ban a ɛyɛ mmerɛw a ɛyɛ cushioning a ɛyɛ mmerɛw no abɔ rack a wɔreyi afi mu no so.

  

Ɔfa a ɛtɔ so mmiɛnsa .

11. Sɛ wɔteɛteɛ dadeɛ a ɛnyɛ den no mu a, wɔabara sɛ wɔmfa hama nhyɛ mu tẽẽ na wɔakwati nsensan a ɛwɔ afiri no ani no. Sɛ ɛnte saa a, ne corrosion resistance no bɛka kɛse.

12. Ɛyɛ papa sɛ wode awɔw bedi dwuma de ayɛ nsɔano ti ne ade no afã afoforo, sen sɛ wode bɛhyɛ mu a ɛyɛ hyew. Sɛ ɛho hia sɛ wɔyɛ ɔhyew mu aduru a, ɛsɛ sɛ wɔhwɛ nsakrae a ɛba wɔ corrosion resistance mu na wɔyɛ ɔhyew ayaresa a ɛne no hyia.

14. Sɛ wɔde dade a ɛnyɛ den no hyɛ WELD akyi ɔhyew mu a, ɛnyɛ nea ɛfata sɛ wogyaw ngo ne efĩ afoforo wɔ dade no ani ansa na ayɛ hyew. Ɛsɛ sɛ wosiesie na wɔakwati carburization bere a wɔreyɛ hyew no. Sɛ ɛnte saa a, ɛnyɛ sɛ ɛbɛka annealing effect no nko, na mmom ɛbɛma nnwinnade a ɛwɔ annealing fononoo no mu no ayɛ tiaa na ama ɛka a wɔbɔ wɔ nsiesie ho no ayɛ kɛse. Susuw ho sɛ wode afiri a wɔde tew nneɛma ho na ɛma ɛyow bɛka ho ansa na wode ayɛ annealing no. Afiri no de nsu a ɛyɛ hyew di dwuma de tew paipu no ani, na afei ɛde mframa sekan bɔ afiri no mu ntɛmntɛm na ama afiri no ani ho atew na ayɛ kusuu. Ɛsɛ sɛ ɔhyew a ɛwɔ ɔhyew mu no yɛ pɛ. Sɛ wɔreyɛ stress relief treatment a ɛboro 800 ~ 900°C a, ɛsɛ sɛ wɔma ɔhyew no so nkakrankakra sen 850°C. Nanso, sɛ ɔhyew no du 850°C anaa nea ɛboro saa a, ɛsɛ sɛ ɔhyew a ɛkɔ soro no yɛ ntɛmntɛm na amma ahwehwɛ mu nnua no ankɔ soro.

15. Ɛsɛ sɛ wɔfa dade a ɛnyɛ den te sɛ flattening, polishing, pickling ne passivation a wɔde yɛ no ani no aniberesɛm. Ɛsɛ sɛ ayaresa nhyehyɛe no di adwumayɛ ho nhyehyɛe no so. Gyinapɛn no ne sɛ dade no ani yɛ fitaa pɛpɛɛpɛ.

Nneɛma a ɛfa ho .

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