Alloy Black Painting Seamless Steel Pipe 0.1mm - 20mm For Industry
Quick Detail:
Standard: GB/T 1591-2008, GB709
Steel grade: Grade A, Grade B, Grade C, Grade D, Grade E
Size: Out Diameter : 20-200mm
Thickness: 0.1-20mm
Length: 3-8m
Description:
| standard | GB/T 1591-2008, GB709 |
| Steel grade | Grade A, Grade B, Grade C, Grade D, Grade E |
| Outside diameter | 20mm-200mm |
| Thickness | 0.1mm-20mm |
| Length | 3m-8m |
| End protection | Plastic caps |
| Outside coating | Black painting, anti-corrosion oil, galvanized or as per required by customers |
| Packing | wooden boxes, plastic bags or according to different customers’ requests |
| Inspection and test | UT, ET, HT, RT, etc. and others according to the standard, or as the requests of the customers |
| Delivery condition | Annealed, Normalized, Normalized and tempered |
Chemical composition(%):
| Grade | C | Mn | Si | Al | S | P |
| A | ≤0.20 | ≤1.70 | ≤0.50 | ／ | ≤0.035 | ≤0.035 |
| B | ≤0.20 | ≤1.70 | ≤0.50 | ／ | ≤0.035 | ≤0.035 |
| C | ≤0.20 | ≤1.70 | ≤0.50 | ≥0.015 | ≤0.030 | ≤0.030 |
| D | ≤0.18 | ≤1.70 | ≤0.50 | ≥0.015 | ≤0.025 | ≤0.030 |
| E | ≤0.18 | ≤1.70 | ≤0.50 | ≥0.015 | ≤0.020 | ≤0.025 |
Mechanical properties:
| Grade | Tensile
strength(Mpa) | Yield
strength(Mpa) | Elongation
(%) |
| A | 490-675 | ≥345 | ≥21 |
| B | 490-675 | ≥345 | ≥21 |
| C | 490-675 | ≥345 | ≥22 |
| D | 490-675 | ≥345 | ≥22 |
| E | 490-675 | ≥345 | ≥22 |
Application:
Q345 seamless steel pipe can be used for transportation of oil, gas or fluid, construction, electricity, machine building industry, chemical industry, petroleum, traffic, etc.
Competitive advantage:
Jiangsu Hengyang Steel Pipe Co., Ltd is a pipe manufacturing, we have the latest machine and the professional technicians. We aim at offering high quality but competitive price pipe for our global customers.
Factory pictures:
Factory equipments:
Quality contorl:
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Alloy Black Painting Seamless Steel Pipe Images
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