A691 9CR Round Alloy Tube
GNEE manufactures and supplies A691 9CR High Temperature Steel Pipe. With many years of experience, GNEE produces high-caliber pipes suitable for multiple industries.
A691 Gr 9 CR round steel pipe has excellent corrosion resistance strength at high temperatures. These pipes are often seen in applications such as pressure vessels and boilers because A691 9CR round welded pipe can withstand temperatures up to 650°C (1200°F) in continuous use and up to 705°C (1300°F) in intermittent use.
Therefore, A691 9CR high temperature round pipe has a high level of durability that can meet high temperature applications including oil and gas, power generation and chemical processing.
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ASTM A691 9CR Pipes Chemical Composition
| ASTM A691 | Grade 9CR |
| C | 0.15 |
| Mn | 0.30-0.60 |
| P | 0.025 |
| S | 0.025 |
| Si | 1.00 |
| Cr | 8.00 - 10.00 |
| Mo | 0.90 - 1.10 |
ASTM A691 9CR Pipes Mechanical Properties
| ASTM A691 | Grade 9CR |
| Tensile (MPa) | 515 - 690 |
| Yield (MPa) | 310 min |
| Elong. (50 mm) | 18% min |
| Reduc'n of Area* | 40% min |
A691 9CR Straight seam resistance welded pipe
Advantages of Choosing 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.
Gnee Company Team
FAQ
Q. Are your prices competitive?
A: for the same quality, our price is lower, for the same price, our quality is the best better.
Q. What are your company's strengths?
A: Factory spot, competitive prices, excellent quality, support factory inspection, video call at any time, technical support in
24/7. Simultaneously, we have participated in many international projects.
Q. Whether to support OEM or ODM?
A: We welcome customers to cooperate with us by OEM or ODM. We have a professional technical team, can be customized according to drawings or requirements.
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