Velander Steel Co., Limited
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316 seamless stainless steel tube for low and medium pressure service
Description
| standard | ASTM A312, ASTM A358, ASTM A790, ASTM A928, API 5LC |
| Steel grade | T2, T5, T5b, T5c, T9, T11, T12, T17, T21, T22, T23, T24, T36, T91, T92, T122, T911 |
| 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 |
Steel grade and chemical composition(%):
| Grade | C | Mn | P | S | Si | Cr | Mo | Cu |
| P195GH | ≤0.13 | ≤0.7 | ≤0.025 | ≤0.02 | ≤0.35 | ≤0.03 | ≤0.08 | ≤0.3 |
| P235GH | ≤0.16 | ≤1.2 | ≤0.025 | ≤0.02 | ≤0.35 | ≤0.03 | ≤0.08 | ≤0.3 |
| P265GH | ≤0.2 | ≤1.4 | ≤0.025 | ≤0.02 | ≤0.4 | ≤0.03 | ≤0.08 | ≤0.3 |
| 13CrMo4-5 | 0.10-1.17 | 0.40-0.70 | ≤0.025 | ≤0.02 | ≤0.35 | 0.70-1.15 | 0.4-0.6 | ≤0.3 |
| 10CrMo9-10 | 0.08-0.14 | 0.30-0.70 | ≤0.025 | ≤0.02 | ≤0.5 | 2.0-2.5 | 0.9-1.1 | ≤0.3 |
Mechanical properties:
| Chemical composition(%) | |
| C | ≤0.08 |
| Mn | ≤2.00 |
| P | ≤0.045 |
| S | ≤0.030 |
| Si | ≤0.75 |
| Cr | 16.0-18.0 |
| Ni | 10.0-14.0 |
| Mo | 2.0-3.0 |
| Mechanical properties | |||
| Tensile strength | Yield strength | Elongation | High Voltage |
| ≥485Mpa | ≥170Mpa | ≥40% | ≤217Mpa |
Application:
For producing storage tanks of heat-resistant steels used in boiler-making, tool-making; And for constructing pressure reservoirs and high pressure are simultaneously used to have summarized load and special conditions.
FAQ:
Q1: How to order?
1. To specity standard and the thickness.
2. To specity surface treatment.
3. To specity figure size and quantity.
Q2: After sales service?
Quality are promised.We have a dedicated after-sales department to be responsible for all subsequent work after delivery.
Q3: Can I have a sample order for pipe fittings?
Yes, we welcome sample order to test and check quality.Mixed samples are acceptable.
Q4: Do you offer guarantee for the products?
Yes, we offer almost 20 years warranty to our products.