Technical conditions for plates of D36-Z35
| Price: | 2000.0~5000.0 USD |
| Payment Terms: | T/T,L/C |
| Place of Origin: | Guangdong, China (Mainland) |
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The technical conditions apply to plates of D36-Z35 with thickness not less than 150mm. (150mm-300mm)
Technical conditions for plates of D36-Z35
1. Scope
The technical conditions apply to plates of D36-Z35 with thickness not less than 150mm. (150mm-300mm)
2. Dimension, Shape, Weight and Permissible Deviation
The dimension, shape, weight and permissible deviation shall meet the requirements of GB712-2000.
The flatness of plates shall be =< 5mm/1m and =<8mm/2m.
3. Technical conditions
3.1 Chemical composition (Ladle analysis)
The chemical composition of plates shall be accordance with the following table 1.
Table 1 Chemical composition (Ladle analysis)
C | Si | Mn | P | S | Cr | Ni | Mo | Cu | TAL | Nb | V | Ti |
Max 0.18 | Max 0.50 | 0.90- 1.60 | Max 0.035 | Max 0.035 | Max 0.20 | Max 0.40 | Max 0.08 | Max 0.35 | Max 0.020 | 0.02- 0.05 | 0.05- 0.10 | Max 0.02 |
3.2 Carbon equivalent (CEq)
Carbon equivalent shall be not more than 0.43 for plates of D36-Z35.
Carbon equivalent shall be calculated as follows:
CE=C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15 (%)
3.3 Tensile properties
The tensile properties of D36 shall meet the requirement as table 2.
Table 2 Tensile properties
Thickness mm | Direction | Yield strength MPa | Tensile strength MPa | Elongation % |
150 | Transverse | Min 355 | 490-630 | Min 21 |
3.4 Impact properties
Impact test in the longitudinal and transverse for plates of D36 shall meet the requirements per table 3.
Table 3 Impact properties
Charpy-V Impact test | ||
Test temp. | Test direction | Average impact energy |
-20 Celsius degree | Transverse | Min 34J |
3.5 Grain size
Grain size for plates shall be according to GB712-2000.
3.6 Surface quality
The surface quality of plates shall be accordance with GB712-2000.
3.7 Ultrasonic inspection
Plates shall be ultrasonic inspected per ASTM A578/A578M level B.
3.8 Direction of Thickness
Through thickness tension testing shall be done according to EN10164 (%Re ≥ 35)
3.9 Test method and inspection rules
Test items, sampling quantity, sampling method and test method shall conform to table 4.
Table 4 Test items for plates
No. | Test item | Quantity, Piece | Sampling method | Test menthod |
1 | Chemical composition (Ladle analysis) | 1 (per batch furnace number) | According to GB712-2000. | According to GB712-2000. |
2 | Tensile test | 1 | ||
3 | Charpy-V impact test at -40C | 3 | ||
4 | Grain size | 1 | ||
5 | Z35-Direction | 1 | SA770 | SA770 |
4. Package, marking and certificate
Package, marking and certificate shall conform to GB712-2000.
5. The third party inspection
The chemical composition, tensile test and Charpy -V impact test for plates of D36 shall be witnessed by surveyor of DNV.
6. Delivery conditions
The delivery conditions for plates of D36 shall be Normalized.
7. Other requirements
The other requirements for plates of D36 shall be accordance with GB712-2000..
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Company Info
Gloria Steel [China (Mainland)]
Business Type:Manufacturer
City: Dongguan
Province/State: Guangdong
Country/Region: China (Mainland)
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