BS EN 10297-1 Alloy Tube

Cov hlau tshwj xeeb: 41Cr4, 25CrMo4, 30CrMo4, 34CrMo4, 42CrMo4

OD: 20-660mm WT: 2.3-100mm L: 5.8M, 6M, 11.8M, 12M lossis lwm qhov ntev.

Daim ntawv thov: Machining, General engineering, crane caj npab, Bushes, thooj voos kheej kheej Ntau, Conveyor Rolls, Hollow Shafts, Hollow Parts thiab Cheebtsam, Ceev, Rings, thiab lwm yam

Cov tshuaj muaj pes tsawg leeg (kev tshuaj ntsuam cam khwb cia) rau cov raj ua los ntawm cov hlau tshwj xeeb hlau hauv % los ntawm huab hwm coj^a

Qib hlau		C		Si	Mn		P	S	Cr		Mo		Ni
Steel npe	Hlau tooj	min.	max.	max.	min.	max.	max.	max.	min.	max.	min.	max.	min.	max.
41cr 4	1.7035	0,38	0,45	0,40	0,60	0,90	0,035	0,035	0,90	1,20	-	-	-	-
25 CrMo4	1.7218	0,22	0,29	0,40	0,60	0,90	0,035	0,035	0,90	1,20	0,15	0,30	-	-
30 CrMo4	1.7216	0,27	0,34	0,35	0,35	0,60	0,035	0,035	0,80	1,15	0,15	0,30	-	-
34 CrMo4	1.7220	0,30	0,37	0,40	0,60	0,90	0,035	0,035	0,90	1,20	0,15	0,30	-	-
42CrMo4	1.7225	0,38	0,45	0,40	0,60	0,90	0,035	0,035	0,90	1,20	0,15	0,30	-	-
a Saib ntxiv 7.1.
b<0,25% Cu.

Cov khoom siv kho tshuab rau cov raj ua los ntawm cov hlau raws li Table 6 hauv kev xa khoom + QT:

Qib hlau		Yam tsawg kawg nkaus tensile zog
Steel npe	Hlau tooj	Yield zog (ReH) MPa				Tensile zog (Rm) MPa				Elongation A%
		Rau T hauv mm				Rau T hauv mm				Rau T hauv mm
		T Tsawg dua los yog sib npaug rau 8	8＜T Tsawg dua lossis sib npaug rau 20	20＜T Tsawg dua lossis sib npaug rau 50	50＜T Tsawg dua lossis sib npaug rau 80	T Tsawg dua los yog sib npaug rau 8	8＜T Tsawg dua lossis sib npaug rau 20	20＜T Tsawg dua lossis sib npaug rau 50	50＜T Tsawg dua lossis sib npaug rau 80	T Tsawg dua los yog sib npaug rau 8		8＜T Tsawg dua lossis sib npaug rau 20		20＜T Tsawg dua lossis sib npaug rau 50		50＜T Tsawg dua lossis sib npaug rau 80
		T Tsawg dua los yog sib npaug rau 8	8＜T Tsawg dua lossis sib npaug rau 20	20＜T Tsawg dua lossis sib npaug rau 50	50＜T Tsawg dua lossis sib npaug rau 80	T Tsawg dua los yog sib npaug rau 8	8＜T Tsawg dua lossis sib npaug rau 20	20＜T Tsawg dua lossis sib npaug rau 50	50＜T Tsawg dua lossis sib npaug rau 80	l	t	l	t	l	t	l	t
41cr 4	1.7035	800	660	560	-	1000	900	800	-	11	9	12	10	14	12	-	-
25 CrMo4	1.7218	700	600	450	400	900	800	700	650	12	10	14	12	15	13	16	14
30 CrMo4	1.7216	750	630	520	480	950	850	750	700	12	10	13	11	14	12	15	13
34 CrMo4	1.7220	800	650	550	500	1000	900	800	750	11	9	12	10	14	12	15	13
42CrMo4	1.7225	900	750	650	550	1100	1000	900	800	10	8	11	9	12	10	13	11
CEEB TOOM l=longitudinal, t=transverse.

BS EN10297-1 Alloy Tube

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