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GER-N27L le GER-N27 tseo re li hlahisang ke li-electrode tsa tšepe tse nang le sodium e tlase-hydrogen-coated low-themperature e tlase e nang le Ni content ea 2.5%, e atisang ho sebelisoa bakeng sa ho tjheseletsa litšepe tsa ASME SA-203 GrA/B le 09MnNiDR. Mefuta ea GER-N27L le GER-N27 e ntseng e sebetsa hona joale GB/T5117-2012 ke E5015-N5 P/E5015-G P le E5515-N5 P ka ho latellana, e tsamaellanang le limaraka tsa "Welding Materials Product Handbook" e hatisitsoeng ke Mechini. Indasteri Press. Bakeng sa W707 le W707Ni, thepa ea 'mele le ea lik'hemik'hale ea tšepe e behiloeng ea li-electrode tse peli li bapisoa ka tsela e latelang.
| Lebitso | Mohlala | Likarolo tsa lik'hemik'hale% | |||||
| C | Mn | Si | Ni | S | P | ||
| GER-N27L | E5015-N5P/ E5015-GP (W707) | ≤0.05 | ≤1.25 | ≤0.50 | 2.00-2,75 | ≤0.03 | ≤0.03 |
| GER-N27 | E5515-C1 (W707Ni) | ≤0.12 | ≤1.25 | ≤0.60 | 2.00-2,75 | ≤0.03 | ≤0.03 |
| Lebitso | Mohlala | Mechanical thepa le diffusable haedrojene | |||||
| PWHT | Rm (Mpa) | Rel (Mpa) | A (%) | KV2 (j) | H (mL/100g) | ||
| GER-N27L | E5015-N5P/ E5015-GP (W707) | 605 ±15℃*h | ≥490 | ≥390 | ≥22 | -75 ℃ KV2≥27 | ≤5 |
| GER-N27 | E5515-C1 (W707Ni) | ≥540 | ≥440 | ≥17 | -60 ℃ KV2≥27 | ||
E ka bonoa tafoleng e ka holimo hore lik'hemik'hale tsa C le Si tsa tšepe e kentsoeng ea GER-N27 (W707Ni) li phahame hanyenyane ho feta tsa GER-N27L (W707). Ka hona, mabapi le matla, GER-N27L (W707) ke ea electrode ea grade 490MPa e nang le matla a tlaase. GER-N27 (W707Ni) ke boemo, mme ts'ebetso ea ts'ebetso ea GER-N27L (W707) e ts'oanang e betere ho feta GER-N27 (W707Ni), empa lits'ebetsong tse sebetsang, GER-N27L (W707) le GER-N27 ( W707Ni) tšusumetso Teko e amoheloa ka kakaretso ho latela index ea -70°C kapa -75°C.
① Pele o hlakola
② Ka mor'a ho senya
GER-N27L (W707) ho tjheseletsa fillet e otlolohileng
① Pele o hlakola
② Ka mor'a ho senya
GER-N27 (W707Ni) ho tjheseletsa fillet e otlolohileng
GER-N27L le GER-N27 li na le botle bo botle ba boemo bohle ha li cheselletsa tšepe ea ASME SA-203 GrA/B kapa 09MnNiDR (joalokaha ho bontšitsoe setšoantšong se kaholimo bakeng sa ho theha seam se otlolohileng sa li-electrode tse peli), 'me hangata kgothaletswa hore tjheseletsa line matla a se ke a feta 35kJ / cm, e le hore ho fumana e babatsehang sebopeho busoa ke acicular ferrite. Ha GER-N27L (W707) e sebelisoa ho lisebelisoa tse hlokang ho tima le ho futhumatsa kalafo ea mocheso + ho phekola mocheso oa mocheso, hangata ke ho fumana matla a matla a mocheso o tlase, empa a tla lahleheloa ke matla a itseng, 'me matla a ho tsitsa hangata a tlase ho feta. 500MPa; GER-N27L (W707) Ho phaella ho litora, e boetse e sebelisoa ka 09MnNiDR tšepe ethylene spherical tanks, ha GER-N27 (W707Ni) e atisa ho sebelisoa ka lijaneng tse nang le mocheso o tlaase tse hlokang feela phekolo ea mocheso oa annealing. Lintlha tse latelang li tla fana ka mehlala ea ts'ebeliso le ts'ebetso e amanang le eona ea GER-N27L le GER-N27.
| Melamu ea ho cheselletsa | Lebitso la sesebelisoa | Phekolo ea mocheso le litlhoko tsa tekheniki | Fana ka data e lekantsoeng |
| GER-N27L (E5015-G) | 09MnNiDR chencha tora ea ho monya khase | Normalizing 915 ± 15 ℃ * 1.5h moea o pholileng + ho futhumatsa 645 ± 15 ℃ * 2.5h moea o pholileng + 615 ± 15 ℃ * 10h Ka mor'a hore sebōpi se pholile: Rel≥300MPa Rm≥440MPa A%≥23 -70℃KV2≥60J Ho thatafala HV10≤220 | Rel=347MPa Rm=462MPa A=37% -70℃KV2=255J Ho thatafala HV10=151 |
| GER-N27L (E5015-N5P) | 09MnNiDR Tanka e chitja ea vinyl | 580±15℃*4h Ka mor'a hore sebōpi se pholile: Rel≥390MPa Rm≥490MPa A%≥22 -70℃KV2≥54J | Rel=456MPa Rm=538MPa A=27% -70℃KV2=139J |
| GER-N27 (E5515-N5P) | 09MnNiDR setshelo sa cryogenic | Min PWHT: 590±15℃*3.5h Ka mor'a hore sebōpi se pholile: Boholo ba PWHT: PWHT590±15℃*16.5h Rel≥440MPa Rm≥540MPa A%≥17 -70℃KV2≥54J | Min PWHT: Rel=477MPa Rm=570MPa A=26% -70℃KV2=108J |
| Boholo ba PWHT: Rel=476MPa Rm=566MPa A=28.5% -70℃KV2=112J |
09MnNiDR tora ea ho monya
09MnNiDR ethylene spherical tank
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Nako ea poso: Dec-30-2022