Xi'an Tiptop Machinery Co.,Ltd
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The encapsulated tubing are made to protect the (duplex) stainless steel tubing coils free from various harsh corrosion environments. The tube size and encapsulation material can be made as per requirement.
| OD | Wall (inch) |
Materials | Standard | Working Pressure (MPa) |
Length |
| 1/8" | 0.02,0.028,0.035 | Austenitic steel 304L (UNS S30403) Austenitic steel 316L (UNS S31603) Duplex 2205 (UNS S32205 & S31803) Super Duplex 2507 (UNS S32750) Incoloy 825 (UNS N08825) Inconel 625 (UNS N06625) |
ASTM-A 269 ASTM-A 632 ASTM-A 789 ASTM-B 704 |
60-120 Mpa | Customized |
| 3/16" | 0.02,0.028,0.035,0.049 | ||||
| 1/4" |
0.02,0.028,0.035,0.049 0.065.0.083 |
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| 5/16" | |||||
| 3/8" | |||||
| 1/2" | |||||
|
OD: Up to 1 Inch The specification and length per coil can be customized according to customer’s requirements. |
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| Chemical Composition,% | ||||||||
| Standard | ASTM A269 | ASTM A789 | ASTM B704 | |||||
| Material | SS 304 | SS 304L | SS 316 | SS 316L | Duplex 2205 | Super Duplex 2507 | Incoloy 625 | Incoloy 825 |
| UNS | S30400 | S30403 | S31600 | S31603 | S32205 | S32750 | N06625 | N08825 |
| C | 0.080 | 0.035 | 0.080 | 0.035 | 0.030 | 0.030 | 0.10 | 0.05 |
| Mn | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 1.20 | 0.50 | 1.00 |
| P | 0.045 | 0.045 | 0.045 | 0.045 | 0.030 | 0.035 | 0.015 | ... |
| S | 0.030 | 0.030 | 0.030 | 0.030 | 0.020 | 0.020 | 0.015 | 0.030 |
| Si | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 0.80 | 0.50 | 0.50 |
| Ni | 8.0-11.0 | 8.0-12.0 | 10.0-14.0 | 10.0-15.0 | 4.5-6.5 | 6.0-8.0 | min 58.0 | 38.0-46.0 |
| Cr | 18.0-20.0 | 18.0-20.0 | 16.0-18.0 | 16.0-18.0 | 22.0-23.0 | 24.0-26.0 | 20.0-23.0 | 19.5-23.5 |
| Mo | ... | ... | 2.00-3.00 | 2.00-3.00 | 3.0-3.5 | 3.0-3.5 | 8.0-10.0 | 2.5-3.5 |
| N | ... | ... | ... | ... | 0.14-0.20 | 0.24-0.32 | ... | ... |
| Cu | ... | ... | ... | ... | ... | 0.50 | ... | 1.5-3.0 |
| Fe | 5.0 | min 22.0 | ||||||
| Al | 0.4 | 0.2 | ||||||
| Ti | 0.40 | 0.6-1.2 | ||||||
| Cb+Ta | 3.15-4.15 | ... | ||||||
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