Nahtloses Kesselrohr aus ferritischem legiertem Stahl

Material: Kohlenstoffstahl Herkunft: China Standard: ASTM Standard: ASTM A213 / ASME SA-213 \ nStahlsorte: T2, T11, T12, T22, T91, T92 \ nGröße: AD (10-127 mm) x WT (1,2-12,7 mm) ) \ nAnwendung: Zur Herstellung von Kessel, Überhitzer und Wärmetauscher. \ n \ n

Outside Diameter	OD Tolerance	WT Tolerance	Ovality Tolerance	Cut Length Tolerance
OD≤ 12, 7 mm	± 0, 13 mm	± 15 %	-	+ 3, 18 mm, - 0 mm
12, 7 mm < OD ≤ 38, 1 mm	± 0, 13 mm	± 10 %	max, 1, 65 mm	+ 3, 18 mm, - 0 mm
38, 1 mm < OD ≤ 88, 9 mm	± 0, 25 mm	± 10 %	max, 2, 41 mm	+ 4, 76 mm, - 0 mm

\ nChemische Zusammensetzung und mechanische Eigenschaften: \ n

Grade	Chemical Composition%
	C	Si	Mn	P, S Max	Cr	Mo	Ni Max	V	Al Max
T2	0.10~0.20	0.10~0.30	0.30~0.61	0.025	0.50~0.81	0.44~0.65	-	-	-
T11	0.05~0.15	0.50~1.00	0.30~0.60	0.025	1.00~1.50	0.44~0.65	-	-	-
T12	0.05~0.15	Max 0.5	0.30~0.61	0.025	0.80~1.25	0.44~0.65	-	-	-
T22	0.05~0.15	Max 0.5	0.30~0.60	0.025	1.90~2.60	0.87~1.13	-	-	-
T91	0.07~0.14	0.20~0.50	0.30~0.60	0.02	8.0~9.5	0.85~1.05	0.4	0.18~0.25	0.015
T92	0.07~0.13	Max 0.5	0.30~0.60	0.02	8.5~9.5	0.30~0.60	0.4	0.15~0.25	0.015
Grade	Chemical Composition%				Mechanical Properties
	W	B	Nb	N	T. S	Y. P	Elongation	Hardness
T2	-	-	-	-	≥ 415MPa	≥ 205MPa	≥ 30%	163HBW(85HRB)
T11	-	-	-	-	≥ 415MPa	≥ 205MPa	≥ 30%	163HBW(85HRB)
T12	-	-	-	-	≥ 415MPa	≥ 220MPa	≥ 30%	163HBW(85HRB)
T22	-	-	-	-	≥ 415MPa	≥ 205MPa	≥ 30%	163HBW(85HRB)
T91	-	-	0.06~0.10	0.03~0.07	≥ 585MPa	≥ 415MPa	≥ 20%	250HBW(25HRB)
T92	1.50~2.00	0.001~0.006	0.04~0.09	0.03~0.07	≥ 620MPa	≥ 440MPa	≥ 20%	250HBW(25HRB)

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Produktgruppe : Nahtloses Stahlrohr > Rohr aus legiertem Stahl