1. ASTM A213 seamless boiler steel tube

2. Standard&steel grade:ASTM A213 T2,T5,T9,T11,T12,T22,T23,T91,T92,and equivalent standard&material.

3. OD:13.2mm-127mm, W.T:2mm-12.7mm

4. Manfuacturing method:cold-rolled, cold-drawn

5. Delivery condition: Normalized+tempered

6. End finish: plain end with square cuts, bevelled ends.

7. Marking,oil-coating,black-lacquer,end plastic caps to be /confirm/ied.

8. Standard mill packing: in bundles tied with steel strips. Tubes of the same lot No. will be packed in the same bundle.