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ʻO ka GER-N27L a me GER-N27 a mākou e hana ai he mau electrodes haʻahaʻa haʻahaʻa haʻahaʻa ka sodium-hydrogen sodium me kahi Ni content o 2.5%, i hoʻohana pinepine ʻia no ka welding ASME SA-203 GrA / B a me 09MnNiDR steels. ʻO nā hiʻohiʻona o GER-N27L a me GER-N27 e hoʻokō nei i ka GB/T5117-2012 i kēia manawa ʻo E5015-N5 P/E5015-G P a me E5515-N5 P, e pili ana i nā māka o ka "Welding Materials Product Handbook" i paʻi ʻia e Machinery Paʻi ʻOihana. No W707 a me W707Ni, ua hoʻohālikelike ʻia nā waiwai kino a me nā kemika o ka metala i waiho ʻia o nā electrodes ʻelua.
| Inoa | Hoʻohālike | Nā ʻāpana kemikala% | |||||
| 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 |
| Inoa | Hoʻohālike | Nā waiwai mīkini a me ka hydrogen diffusible | |||||
| PWHT | Rm (Mpa) | Ua ʻōlelo ʻo 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 | ||
Hiki ke ʻike ʻia mai ka papa ma luna aʻe ka ʻoi aku o ke kiʻekiʻe o ka haku mele C a me Si o ka metala i waiho ʻia o GER-N27 (W707Ni) ma mua o ko GER-N27L (W707). No laila, e pili ana i ka ikaika, GER-N27L (W707) no ka 490MPa grade electrode me ka ikaika tensile haʻahaʻa. ʻO GER-N27 (W707Ni) kahi pae, a ʻoi aku ka maikaʻi o ka hopena o ka GER-N27L (W707) ma mua o GER-N27 (W707Ni), akā i nā noi kūpono, GER-N27L (W707) a me GER-N27 ( W707Ni) hopena Ua ʻae ʻia ka hoʻāʻo e like me ka index o -70 ° C a i ʻole -75 ° C.
① Ma mua o ka wehe ʻana
② Ma hope o ka wehe ʻana
GER-N27L (W707) hoʻoheheʻe ʻia ʻana o ka fillet
① Ma mua o ka wehe ʻana
② Ma hope o ka wehe ʻana
GER-N27 (W707Ni) kuʻi kuʻikuʻi fillet
ʻO GER-N27L a me GER-N27 he kūlana maikaʻi loa i ka wā e wili ai i ke kila ASME SA-203 GrA/B a i ʻole 09MnNiDR (e like me ka mea i hōʻike ʻia ma ka kiʻi ma luna no ka hoʻokumu ʻana i ka wili kuʻi kuʻi o nā electrodes ʻelua), a ʻo ia ka mea maʻamau. ʻAʻole ʻoi aku ka ikaika o ka laina kuʻekuʻe ma mua o 35kJ / cm, i mea e loaʻa ai kahi hale maikaʻi loa i hoʻomalu ʻia e ka acicular ferrite. Ke hoʻohana ʻia ʻo GER-N27L (W707) i nā mea hana e pono ai ke kinai a me ka hoʻomaʻamaʻa ʻana i ka wela + annealing wela, ʻoi aku ka maʻamau o ka loaʻa ʻana o ka ikaika haʻahaʻa haʻahaʻa haʻahaʻa, akā e nalowale kekahi ikaika, a ʻoi aku ka haʻahaʻa o ka ikaika tensile ma mua o 500MPa; ʻO GER-N27L (W707) Ma waho aʻe o nā hale kiaʻi, hoʻohana ʻia ia i loko o 09MnNiDR steel ethylene spherical tanks, ʻoiai ʻo GER-N27 (W707Ni) e hoʻohana pinepine ʻia i nā ipu haʻahaʻa haʻahaʻa e pono wale ai ka hoʻōla wela. E hāʻawi kēia i nā hiʻohiʻona o ka noi a me ka hana pili o GER-N27L a me GER-N27.
| Nā lāʻau wiliwili | Ka inoa o ka mea hana | ʻO ka mālama wela a me nā koi ʻenehana | Hāʻawi i nā ʻikepili i ana ʻia |
| GER-N27L (E5015-G) | 09MnNiDR hoʻoneʻe kinoea absorption hale kiaʻi | Hoʻomaʻamaʻa maʻamau 915 ± 15 ℃ * 1.5h ea hoʻoluʻu + tempering 645 ± 15 ℃ * 2.5h ea anuanu + 615 ± 15 ℃ * 10h Ma hope o ka maʻalili ʻana o ka umu: Rel≥300MPa Rm≥440MPa A%≥23 -70 ℃KV2≥60J Paʻakikī HV10≤220 | Rel=347MPa Rm=462MPa A=37% -70 ℃KV2=255J Oolea HV10=151 |
| GER-N27L (E5015-N5P) | 09MnNiDR pahu pahu spherical vinyl | 580±15℃*4h Ma hope o ka maʻalili ʻana o ka umu: Rel≥390MPa Rm≥490MPa A%≥22 -70 ℃KV2≥54J | Rel=456MPa Rm=538MPa A=27% -70 ℃KV2=139J |
| GER-N27 (E5515-N5P) | 09MnNiDR pahu cryogenic | Min PWHT: 590±15℃*3.5h Ma hope o ka maʻalili ʻana o ka umu: Max 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 |
| Max PWHT: Rel=476MPa Rm=566MPa A=28.5% -70 ℃KV2=112J |
09MnNiDR absorption hale kiaʻi
09MnNiDR ethylene spherical tank
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Ka manawa hoʻouna: Dec-30-2022