

High chromium double-layer straight pipe
- Commodity name: High chromium double-layer straight pipe
Product Description
Specification
Name: Twin Pipe 5’’ * 5.5mm (2+3.5)
Weight: 53kg + - 2kg
C | Si | Mn | S | P | Cr | Mo | V | Ni |
3.3-3.8 | 0.6-1.2 | 0.6-1.2 | ≤0.06 | ≤0.06 | 23-28 | 0.5-1.0 | 0.3-1.0 | 0.5-1.0 |
Mechanical Properties | ||||||||
Inner Hardness Thickest Part HRC | Outer Hardness Thickest Part HRC | Inner Hardness Port Part HRC | Outer Hardness Port Part HRC | |||||
≥63 | ≥63 | ≥63 | ≥63 |
Working Life: 80000-100000CBM
Inner Wall Chemical Composition (Smelt Analysis) %
Outer Wall Chemical Composition (Smelt Analysis) %
Chemical Composition (Smelt Analysis) % | ||||
C | Si | Mn |
P Max. |
S Max. |
0.12-0.24 | 0.20-0.55 | 1.20-1.60 | ≤0.045 | ≤0.045 |
Mechanical Properties | ||||
Tensile Strength Mpa |
Yield Point Mpa Min. |
Percentage Elongation % Min. |
Burst Pressure Bar |
Working Pressure Bar Max. |
510-660 | 470 | 26 | 220 | 100 |
Specification
Name: Twin Pipe 5’’ * 8.0mm (3+5)
Weight: 73kg + - 2kg
Working Life: 80000-100000CBM
Inner Wall Chemical Composition (Smelt Analysis) %
C | Si | Mn | S | P | Cr | Mo | V | Ni |
3.3-3.8 | 0.6-1.2 | 0.6-1.2 | ≤0.06 | ≤0.06 | 23-28 | 0.5-1.0 | 0.3-1.0 | 0.5-1.0 |
Mechanical Properties | ||||||||
Inner Hardness Thickest Part HRC | Outer Hardness Thickest Part HRC | Inner Hardness Port Part HRC | Outer Hardness Port Part HRC | |||||
≥63 | ≥63 | ≥63 | ≥63 |
Outer Wall Chemical Composition (Smelt Analysis) %
Chemical Composition (Smelt Analysis) % | ||||
C | Si | Mn |
P Max. |
S Max. |
0.12-0.24 | 0.20-0.55 | 1.20-1.60 | ≤0.045 | ≤0.045 |
Mechanical Properties | ||||
Tensile Strength Mpa |
Yield Point Mpa Min. |
Percentage Elongation % Min. |
Burst Pressure Bar |
Working Pressure Bar Max. |
550-720 | 490 | 27 | 260 | 130 |
Production strength




Customized Process
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Communication details
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Product quotation
Product sampling
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Order payment
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Volume production
Timely delivery
After-sale service
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FAQ

Are you a manufacturer or trading company?

We are manufacturer.

What are your strengths?

First of all, we are manufacturer, so the prices are more competitive than trading companies.
Second, communicating with the factory is very effective, which will save you more time.
Third, we also have several partners who provide related products to meet your needs.

Where is your factory located?

Our factory is in Cangzhou City, Hebei Province, China. It is near to Tianjin Port, so the transportation is very convenient.

I want to make our logo on the product, is it okay?

Yes, it's totally okay. We can provide OEM. What you should do is sending us your logo, brand name or picture. Leave other things to us.
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