Tuubo bir ah oo aan kala go 'lahayn
Sharaxaad Gaaban:
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Tilmaamaha tuubooyinka birta aan lahayn ee aan kala go 'lahayn: 1. Heerka: ASTM A312 A213 A269 A511 A789 A790, JIS3463, JIS3459, DIN2462, DIN17456
2. Darajada: 304,310S,316, 316L,321,321H,317L,904L,2205, iwm.
3. Kala duwanaanshaha OD: 6 ~ 860mm;
4. Dhumucda Derbiga: 0.5 ~ 60mm
5. Dhammaystirka Dusha Sare: La shiiday, Sandblast, Nadiifin, iwm.
6. Farsamooyinka: Kuleyl-rogmi kara, qabow-la jiidan karo
Tilmaamaha: Fasal C Mn Si P S Cr Mo Ni N 201 Ugu badnaan .15 5.5 - 7.5 1.00 Ugu badnaan Ugu badnaan .060 Ugu badnaan .030 16 - 18 3.5 -5.5 Ugu badnaan .25 202 Ugu badnaan .15 5.5 - 7.5 1.00 Ugu badnaan Ugu badnaan .060 Ugu badnaan .030 16 - 18 3.5 -5.5 Ugu badnaan .25 301 0.15 ugu badnaan 2.00 ugu badnaan 1.00 ugu badnaan 0.045 ugu badnaan 0.030 ugu badnaan 16-18 6–8 0.10 302 0.15 2.00 ugu badnaan 0.75 0.05 0.03 17–19 - 8–10 0.10 302B 0.15 2.00 ugu badnaan 2.0–3.0 0.05 0.03 17–19 - 8–10 - 304 0.08 2.00 ugu badnaan 0.75 0.05 0.03 18-20 - 8-10.5 0.10 304L 0.03 2.00 ugu badnaan 0.75 0.05 0.03 18-20 6–12 0.10 304H 0.04-0.01 2.00 ugu badnaan 0.75 0.05 0.03 18-20 8-10.5 - 310 0.25 2.00 ugu badnaan 1.50 0.05 0.03 24-26 - 19-22 - 310S 0.08 2.00 ugu badnaan 1.50 0.05 0.03 24-26 - 19-22 - 316 0.08 2.00 ugu badnaan 0.75 0.05 0.03 16-15 2–3 10–14 0.10 316L 0.03 2.00 ugu badnaan 0.75 0.05 0.03 16-18 2–3 10–14 0.10 321 0.08 2.00 ugu badnaan 0.75 0.05 0.03 17–19 9–12 0.10 410 .080 -.150 1.00 ugu badnaan 1.00 Ugu badnaan 0.04 0.030 ugu badnaan 11.5-13.5 0.75 ugu badnaan Baakadeynta iyo Rarista: Macluumaadka Baakadaha ee tuubo bir ah oo aan tolnayn:Dabool balaastig ah si uu labada darafba u ilaaliyo. Iyo xidhmo lagu daboolayo polytherne oo si ammaan ah loogu xidho. Haddii loo baahdo, ku xidh sanduuq alwaax ah. Tuubo Bir ah oo aan daxal lahayn.
