TH54612B - High-strength galvanized steel plates with excellent formability and collision resistance and a method for producing them. - Google Patents
High-strength galvanized steel plates with excellent formability and collision resistance and a method for producing them.Info
- Publication number
- TH54612B TH54612B TH1101000534A TH1101000534A TH54612B TH 54612 B TH54612 B TH 54612B TH 1101000534 A TH1101000534 A TH 1101000534A TH 1101000534 A TH1101000534 A TH 1101000534A TH 54612 B TH54612 B TH 54612B
- Authority
- TH
- Thailand
- Prior art keywords
- phase
- producing
- galvanized steel
- strength galvanized
- binite
- Prior art date
Links
- 229910001335 Galvanized steel Inorganic materials 0.000 title abstract 2
- 239000008397 galvanized steel Substances 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000011572 manganese Substances 0.000 abstract 3
- 229910000734 martensite Inorganic materials 0.000 abstract 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 abstract 2
- 229910052796 boron Inorganic materials 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 2
- 229910052799 carbon Inorganic materials 0.000 abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- PWHULOQIROXLJO-UHFFFAOYSA-N manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 abstract 2
- 229910052748 manganese Inorganic materials 0.000 abstract 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 238000005246 galvanizing Methods 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- OAICVXFJPJFONN-UHFFFAOYSA-N phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 239000011574 phosphorus Substances 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 1
- 229910052717 sulfur Inorganic materials 0.000 abstract 1
- 239000011593 sulfur Substances 0.000 abstract 1
Abstract
DC60 (19/07/54) ได้จัดให้มีแผ่นเหล็กกล้ากัลวาไนซ์ความแข็งแรงสูงที่มี TS ที่ 980 MPa หรือมากกว่า, ดี เยี่ยมในความสามารถในการขึ้นรูปรวมถึงความสามารถในการปีกโลหะยื่น, และดีเยี่ยมในการ ดูดกลืนพลังงานในระหว่างการเสียรูปที่ความเร็วสูง และวิธีการสำหรับการผลิตสิ่งนั้น แผ่นเหล็กกล้า กัลวาไนซ์ความแข็งแรงสูงมีองค์ประกอบของส่วนประกอบที่มี 0.03% ถึง 0.13% ของคาร์บอน, 1.0% ถึง 2.0% ของซิลิคอน, 2.4% ถึง 3.5% ของแมงกานีส, 0.001% ถึง 0.05% ของฟอสฟอรัส, 0.0001% ถึง 0.01% ของกำมะถัน, 0.001% ถึง 0.1% ของอัลลูมินัม, 0.0005% ถึง 0.01% ของ ไนโตรเจน, และ 0.0003% ถึง 0.01 % ของโบรอนบนพื้นฐานของมวล, ที่เหลือเป็นเหล็กและสิ่งเจือปน ที่ไม่อาจหลีกเลี่ยงได้, และโครงสร้างจุลภาคที่มีเฟสมาร์เตนไซต์ที่ถูกเผาอ่อนและเฟสไบนไนต์ ใน ลักษณะที่ว่า จำนวนรวมของเศษส่วนเนื้อที่ของเฟสมาร์ไตนไซด์ที่ถูกเผาอ่อน และเศษส่วนเนื้อที่ของ เฟสไบน์ไนต์เป็น 30% หรือมากกว่า (เศษส่วนเนื้อที่ของเฟสมาร์เตนไซด์เป็น 30% หรือมากกว่าโดย ไม่มีเฟสไบน์ไนต์อยู่) ระยะของการเข้าใกล้ที่ใกล้ที่สุดของเฟสมาร์ไตนไซด์ที่ถูกเผาอ่อนเป็น 10 ไมครอน หรือน้อยกว่า ปริมาณของคาร์บอน, แมงกานีส, และโบรอนเป็นตามความไม่สมภาพดังต่อไปนี้ (%Mn) + 1000 x (%B) มากกว่าหรือเท่ากับ 35 x (%C) ............. (1) DC60 (19/07/54) is supplied with high strength galvanized steel sheet with a TS of 980 MPa or greater, excellent in formability including ability to flank metal filed, and excellent in Energy absorption during deformation at high speed and the method for producing that steel plate High strength galvanizing is composed of components containing 0.03% to 0.13% of carbon, 1.0% to 2.0% of silicon, 2.4% to 3.5% of manganese, 0.001% to 0.05% of phosphorus, 0.0001% to 0.01. % of sulfur, 0.001% to 0.1% of aluminum, 0.0005% to 0.01% of nitrogen, and 0.0003% to 0.01 % of boron on a mass basis, the remainder are iron and impurities. inevitably, and the microstructures with the calcined martensite phase and the binite phase in such a way that the total number of spatial fractions of the softly burnt martensite phase and the area fraction of The binite phase is 30% or more (the area fraction of the martensite phase is 30% or more by The phase of the nearest calcined martinside phase is 10 µm or less. The content of carbon, manganese, and boron is according to the following inequality. Here (%Mn) + 1000 x (%B) greater than or equal to 35 x (%C) ............. (1)
Claims (1)
Publications (3)
| Publication Number | Publication Date |
|---|---|
| TH131544A TH131544A (en) | 2014-03-14 |
| TH131544B TH131544B (en) | 2014-03-14 |
| TH54612B true TH54612B (en) | 2017-04-10 |
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