A691 9CR High Temperature Steel Pipe
Purchase A691 Gr 9Cr Electric Fusion Welded Pipes from GNEE to ensure durable and high-quality pipes for a variety of applications.
A691 9CR Heat Resistant Steel Pipe contains a higher percentage of Chromium, Nickel, Molybdenum, Silicon and Manganese than the standard A387 grade. The addition of these alloying elements improves the efficiency of the steel, increasing its strength, chemical resistance and hardness. Making A691 9CR High Temperature Welded Pipe an ideal solution for highly corrosive environments or the stresses required for thick wall applications.
A691 Gr 9Cr High Temperature Pipe is available in standard sizes ranging from NPS 1/4 inch to 48 inches and in schedules SCH 10 to SCH 160. It can be customized to meet specific project requirements.
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Know Temperature Range of Welded Alloy Steel Gr.9CR Pipes
| Temperature Range | 1325 to 1375 (715 to 745) |
Alloy Steel Grade.9CR Electric Resistance Welded Pipe Chemical Composition
| Grade | C, % | Mn, % | P, % | S, % | Si, % | Cr, % | Mo, % | V,% |
| 9 CR | 0.15 | 0.30-0.60 | 0.025 | 0.025 | 1.00 | 8.00-10.00 | 0.90-1.10 | 0.04 |
Mechanical Properties of ASTM A691 Grade 9CR Welded Pipes
| Grade | Tensile Strength, MPa | Yield Strength, MPa | Elongation, % |
| 9 CR | 585-760 | 415 min | 18 |
A691 9CR Boiler Tube
Advantages of GNEE
Gnee is one of the professional manufacturers in China, exporting accessories and steel productsgnee is committed to providing customers with the highest quality products and the most sincere service. Main markets are from 60 countries.
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FAQ
1. Can I get a sample before ordering?
Yes of course. Usually our samples are free. We can produce according to your samples or technical drawings. We can manufacture molds and fixtures.
2. How can you guarantee that what I get will be good?
We are a factory with 100% pre-delivery inspection to ensure quality.
3. How do you make our business establish a long-term and good relationship?
1. We maintain good quality and competitive prices to ensure our customers benefit;
2. We respect every customer as our friend and we sincerely do business and make friends with them.
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