1. Seamless tube for boiler tube
2. Standar&material: ASTM A210 Gr. A1, Gr. C, ASTM A209 T1, ASTM A213 T2, T5, T9, T11, T12, T22, T23, T91, T92, and equivalent standard&material for boiler tubes
3. Size range: OD: 28.6mm-82.6mm, W. T: 5mm-12.7mm, No. Of Ribs: 12 max.
4. Manufacturing method: Cold-drawn
5. Delivery condition: Normalized/ Normalized+Tempered.
6. Marking, oil-coating, varnish, end-protection by plastic caps to be /confirm/ied.
7. Application: Boiler tubes.