製品情報
| 原産地: 中国(本土) | 銘柄: 私の | モデル番号: my0012 |
| タイプ: 鋳造は分ける | 材料: 炭素 | めっき: クロム |
| 認証: Iso9001-2008 | 最大重量: 200トン | 最大の長さ: 20000mm |
| 最大外径: 2500ミリメートル | 熱処理: アニール・焼入れ焼戻し | 鋼タイプ: 合金鋼 |
| 化学contol: 分光器 | 検査: 第三者を承認された |
包装
| 包装: 強いに適した例長距離海上輸送または顧客が必要に応じて |
仕様
1. 鍛造材か鋳造ロールはavaible 2.の長さである: デッサン4. ISO 9001-2008の証明書によって12000mm 3.の中では
Product Description
Rolls series:
--Backup rolls and work rolls for sheet and strip mills
--Breakdown rolls
--Section mill rolls and sleeves for long product mills
--Backup rolls and work rolls for plate mills.
Quality Standard:
Wear resistance, Damage tolerance, and Fatigue endurance.
Specification of Roll | Scope |
Diameter of Barrel | 400~3500mm |
| Length of machining | ≤20,000mm |
| Process | Forging, Casting |
| Material | Alloy steel, Carbon steel, Iron, etc. (86CrMoV7, 9Cr2Mo,9Cr3Mo, 70Cr3Mo,MC3,MC5,SHSS...) |
| Barrel hardness | Work roll: ≥ 95HSD, 90~96HSD, 70-90HSD |
| Neck hardness | 30~50HSD, 50~65HSD, 75-90HSD |
| Barrel hardness evenness | ≤3HSD |
Hardness depth of barrel(one side) | 12~18mm(2%Cr series), 18~35mm(3%Cr series), 20~40mm(5%Cr series) |
Chenmical Analysis
| Clssification | Hardness | C | Si | Mn | Ni | Cr | Mo |
| Chilled I | 60-70 | 3.0~3.5 | 0.25~0.5 | 0.3~0.8 | 0.5~1.0 | 0.4~1.0 | 0.2~0.6 |
| Chilled II | 62-75 | 3.0~3.5 | 0.25~0.5 | 0.3~0.8 | 1.0~2.0 | 0.5~1.2 | 0.2~0.6 |
| Chilled III | 65-80 | 3.0~3.5 | 0.25~0.5 | 0.3~0.8 | 2.0~3.0 | 0.6~1.5 | 0.2~0.6 |
| Chilled IV | 70-85 | 3.0~3.5 | 0.25~0.5 | 0.3~0.8 | 3.0~4.5 | 0.6~1.5 | 0.2~0.6 |
Applications
--TMT Rolling Mills
--U-Section Mills
--Thin Flat Rolling
--Mills ICCI Intermediate Stand Rolls
--ICCI Finishing
--Stand Rolls Deep Section Mills
--Round Rolling Mills
--Wire Rod Rolling Mills
--T-Section Mills
--Narrow Strip Mills
Manufacturing process
Ingot--Forging or casting--UT-Rough machining--UT--QT--2th rough machining--UT&MT
--Quenching--Magnetic particle test--Finished machining--UT&MT--oiling--packing--shipping
The three professional branches:
- Jiuchuang Factory, the main combination plant of machining, welding and heat treatment
- Jiuying Factory, the other professional collaboration plant of Jiuchuang Factory
- Large-modulus Factory, with the manufacturing and designing stength of big gear and gearbox.
Those so many cooperation factories lead us to a large scale of production:
Working Range:
- Complete sets of equipments
Our Services
To ensure our quality, our factory provides the following reports to the buyers:
1) Chemical Composition Report
2) Mechanical Properties Report
3) Dimension Test Report
4) Hardness Test Report
5) Heat Treatment Chart Report
6) UT, MT Test Report
7) Or Others according to clients' demand
This is our ISO 9001-2008 Certificate:
If you are interested in any of our products, please contact me freely! We will do our best to make you satisfied.
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