Gradus et Chemical Compositio (％)
| Gradus | C≤ | Si≤ | Mn | P≤ | S≤ |
| STPG370 | 0.25 | 0.35 | 0.30~0.90 | 0.041 | 0.041 |
| STPG410 | 0.30 | 0.35 | 0.30~1.00 | 0.041 | 0.041 |
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| Mechanica Properties | ||||||
| Gradus | Distrahentes fortitudo | Cedat imperium | Prolongatio % | |||
| N/m㎡ | N/m㎡ | No.11 aut No.12 test pieces | No. 5 test pieces | No. 4 test piece | ||
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| Longitudinal | Transversus | Longitudinal | Transversus | |
| STPG370 | 370 min | 215 min | 30 min | 25 min | 28 min | 23 min |
| STPG410 | 410 min | 245 min | 25 min | 20 min | 24 min | 19 min |
UT Inspectionis
rectitudo inspectionis
Aspectus Inspectionis
Ex Diameter Inspectionis
Wall Crassitudo metus
finis Inspectionis
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- Tolerantia OD
Division
Tolerantia in OD
Tolerantia in WT
Calidum complevit seamless pipe ferro
Nominal diameter
tolerantia
Crassitudo divisio
tolerantia
40A vel sub
+/-0.5mm
Sub 4mm 4mm vel supra
+0.6mm -0.5mm
+15%
-12.5%
50A vel supra usque et incl.125A
+/-1%
150a
+/-1.6mm
200A vel super
+/-0.8%
Frigidus complevit seamless tibia ferro
24A vel sub
+/-0.3mm
Sub 3mm
3mm vel supra
+/-0.3mm
+/-10%
32A vel super
+/-0.8%
Pro fistulae magnitudinis 350A vel supra nominalis, tolerantia in OD per longitudinem circumferential fortasse determinata.Hoc in casu, tolerantia +/-0.5% erit.
- Tolerantia OD
