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Silinder penghantaran konkrit
1. Julat Saiz: Ø 140- Ø 230
2. Gred keluli yang tersedia:
DIN: | ST52, ST52.4 |
En: | C45E, CK45, E355 |
ASTM: | AISI 1045 |
3. Kaedah Pembuatan: Dilukat sejuk, bergulir panas+machined luaran+lubang dalam bosan
4. Keadaan Penghantaran: Tekanan lega untuk tiub yang ditarik sejuk, dipadamkan+marah untuk tiub bergulir panas
5. Menanggung rawatan: mengasah+penyaduran krom keras+penggilap
6. Bore Roughness: RA0.25UM Max
7. Komposisi Kimia:
Elemen | C | SI | Mn | P | S |
1045/CK45/C45E | 0.43-0.50 | 0.15-0.35 | 0.60-0.90 | ≤ 0.025 | ≤ 0.025 |
ST52/E355 | ≤ 0.22 | ≤ 0.55 | ≤ 1.60 | ≤ 0.025 | ≤ 0.025 |
8. Ketebalan penyaduran krom keras: 0.20mm-0.25mm
9. Kekerasan lapisan krom: HV850 min
10. Kimpalan, penggerudian lubang, CNC beralih mengikut lukisan
July 19, 2023
May 08, 2023
October 14, 2022
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July 19, 2023
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October 14, 2022
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