Gnee (Tianjin) Multinational Trade Co., Ltd.
| Payment Terms | D/A, D/P, L/C, T/T, Western Union, MoneyGram |
| Supply Ability | 800 Ton/Tons per Week |
| Packaging Details | Properly packed for ocean freight exportation in containers 1. Bundle 2. Water-proof Draft Paper |
| Standard | ASTM,DIN, GB, JIS, EN |
| Grade | Q550D Q550E |
| Type | Steel plate/sheet/ |
| Brand Name | Gnee |
| Model Number | According to customer requirements |
| Certification | SGS |
| Place of Origin | Tianjin, China |
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Product Specification
| Payment Terms | D/A, D/P, L/C, T/T, Western Union, MoneyGram | Supply Ability | 800 Ton/Tons per Week |
| Packaging Details | Properly packed for ocean freight exportation in containers 1. Bundle 2. Water-proof Draft Paper | Standard | ASTM,DIN, GB, JIS, EN |
| Grade | Q550D Q550E | Type | Steel plate/sheet/ |
| Brand Name | Gnee | Model Number | According to customer requirements |
| Certification | SGS | Place of Origin | Tianjin, China |
| High Light | Q550E High Strength Steel Sheets ，Hot Rolled High Strength Steel Sheets ，Q550D High Strength Steel Sheets | ||
Q550D Q550E low alloy steel sheet is a D-grade quenched and tempered low alloy high strength steel sheet with a yield strength of 550MPa. Its production complies with GB/T related national standards.
Q550D Q550E high strength steel plate performance characteristics
High strength: The yield strength reaches 550MPa, and it can still maintain high impact toughness at low temperatures.
Wear resistance and fatigue resistance: Q550D Q550E high tensile steel sheet contains alloy elements, which can improve wear resistance and fatigue resistance.
Corrosion resistance: The addition of alloy elements can improve the corrosion resistance of Q550D Q550E.
Q550D Q550E high tensile alloy steel engineering application: It is widely used in bridges, buildings, vehicles, ships and other fields, and can improve the bearing capacity and stability of the structure.
Q550D High Tensil Low Alloy Steel Plates (HSLA) Chemical Composition
| STEEL GRADE | C% max | Si% max | Mn% max | P% max | S% max | Cu% max | Cr% max | Ni% max | Mo % max | B % max | V % max | Nb% max | Ti % max |
| Q550D | 0.2 | 0.80 | 1.7 | 0.02 | 0.010 | 0.5 | 1.5 | 2 | 0.70 | 0.005 | 0.12 | 0.06 | 0.05 |
Q550D Alloy Structural Steel Plate Mechanical Property
| STEEL GRADE | Re yield strength Mpa min | Re yield strength Mpa min | elongation % | Energy and temperature | |||||||
| Min | 0 | -20 | -40 | -60 | |||||||
| t≤50 | 50-100 | 100-150 | t≤50 | 50-100 | 100-150 | J | J | J | J | ||
| Q550D | 550 | 530 | 490 | 640-820 | 640-820 | 590-770 | 16 | 47 | 47 | 34 | 34 |
►Mechnical property for GB/T Q550E high tensile alloy steel plate
| Thickness(mm) | Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥, A % |
| T≤50 | 550 | 640-820 | 16 |
| 50 | 530 | 640-820 | |
| 100 | 490 | 590-770 |
►Chemical composition for GB/T Q550E alloy steel plate
| C | Si | Mn | P | S | Cu | Cr |
| 0.20 | 0.80 | 1.70 | 0.020 | 0.010 | 0.50 | 1.50 |
| Ni | Mo | B | V | Nb | Ti | - |
| 2.00 | 0.70 | 0.005 | 0.12 | 0.06 | 0.05 | - |
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2008
Total Annual:
3000000-3500000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Gnee Steel Co.,Ltd (GNEE) is the affiliated company for ANGANG GROUP who are one large state-owned iron and steel group located in Henan, China. GNEE are specialized in manufacturing and supplying large quantities Seamless steel pipes and Shipping-building plates, We are provide high qu... Gnee Steel Co.,Ltd (GNEE) is the affiliated company for ANGANG GROUP who are one large state-owned iron and steel group located in Henan, China. GNEE are specialized in manufacturing and supplying large quantities Seamless steel pipes and Shipping-building plates, We are provide high qu...
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