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| Specification: | Seamless steel tubes for manufacturing Marine Boiler and Superheater |
| Specifications: | RMRS DNV LR GL ABS BV RINA NK KR |
| Outside Diameter: | 10mm – 863mm ( 0.40’’ – 34’’ ) |
| Wall thickness: | 1mm – 46mm ( 0.04’’ – 1.80’’ ) |
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