0102030405
NKWUKWU kemikal
Oghere | % | N'ime | Cr | Fe | Maka | Nb | Co | C | Mn | Na | S | Ya na | Al | Nke | P | B |
GH4169 | MIN | 50 | 17 | itule | 2.8 | 4.75 | - | - | - | - | - | - | 0.2 | 0.65 | - | - |
MAX | 55 | 21 | itule | 3.3 | 5.5 | 1 | 0.08 | 0.35 | 0.35 | 0.015 | 0.3 | 0.8 | 1.15 | 0.015 | 0.06 |
Njirimara anụ ahụ
njupụta | Alloy steeti | ike ọdụdọ | nye ike | Ogologo oge | Ogologo oge |
| Rm N/mm2 | Rp0.2 N/mm2 | A5% | HB | |
8.24g/cm | Ọgwụgwọ ngwọta siri ike | ≥965 | ≥550 | ≥30% | ≤363 |
Ihe ngwọta siri ike + ịka nká | ≥1275 | ≥1034 | ≥12% | ≥331 |
Ọkọlọtọ EXECUTIVE
Ngwaahịa | ọkọlọtọ ASTM | ọkọlọtọ ASME |
Mpempe akwụkwọ, efere, eriri | B670 | SB670 |
Pipe&tube enweghị nkebi | B983 | - |
welded Pipe&tube | - | - |
Ogwe, achicha | B637 | SB637 |
Na-akpụ akpụ | B670 | SB670 |
Waya | - | - |
Njirimara ngwaahịa
1. mfe machinability. 2. ike ike dị elu, ike ike ọgwụgwụ, ike mgbawa na ike mgbaji na 700 ° C. 3. elu oxidation resistance na 1000 ° C. 4. ihe mejupụtara kemịkalụ kwụsiri ike na obere okpomọkụ. 5. ezigbo weldability.
Ngwa ngwaahịa
N'ihi na elu okpomọkụ ike na magburu onwe corrosion eguzogide na 700 ℃, mfe nhazi 718 nwere ike ọtụtụ-eji na a dịgasị iche iche nke elu-achọ mgbe.

