EN 1.

 

EN 1.

Kev piav qhia

OD:	6-400MM	Ntev:	5800 6000 hli 9000mm
Nto:	Dub	Txheem:	GB ASTM UAS
DIN Txuj:	TS EN 10084: 2008	Qhov xwm txheej:	End Quenchh Test Quenching
Lub teeb siab:	forged steel round bar , carbon steel round tuav

 

 

16MnCr5,16MnCr5 Tshuaj muaj pes tsawg leeg, 16MnCr5 steel qib, yog tias koj xav tau EN 10084: 2008 Case hardening steels. Cov txheej txheem kev xa khoom, thov hu rau peb.

Qib:	16MnCr5
Tus lej:	1.7131
Txheem:	TS EN 10084: 2008 Case hardening steels. Cov xwm txheej kev xa khoom EN 10132 - 2 : 2000 Cold dov nqaim steel sawb rau kev kho cua sov. Cov xwm txheej kev xa khoom. Case hardening steels
Kev faib tawm:	Case hardening steels
Qib sib npaug:	Mus ntawm no

 

16MnCr5 EN 10084-1998, Number: 1.7131	Kev sib piv ntawm cov qib steel
	JUS	Č.4320
	DIN	16MnCr 5; ZF 6
	BS	590M17,
	GOST	18 HG
	AISI	SAE 5115, SAE 51204
	UNI	16MnCr5
	NF	16 mc5

Tshuaj muaj pes tsawg leeg (cast analysis)

Tshuaj lom neeg	C	Si max.	Mn	P max.	S	Cr
%, los ntawm huab hwm coj	0,14-0,19	0,40	1,00-1,30	0,035	Tsawg dua lossis sib npaug rau 0,035	0,80 – 1,10
Tso cai sib txawv	± 0,02	+ 0,03	± 0,05	+ 0,005	+ 0,005	± 0,05

Hardness txwv rau steel

Hardness HRC ntawm qhov deb ntawm quenched kawg ntawm daim ntawv xeem (hauv millimeters) ntawm
mm		1,5	3	5	7	9	11	13	15	20	25	30	35	40	45	50
+H	max.	47	46	44	41	39	37	35	33	31	30	29	28	27	-	-
	min.	39	36	31	28	24	21	-	-	-	-	-	-	-	-	-
+ HH	max.	47	46	44	41	39	37	35	33	31	30	29	28	27	-	-
	min.	42	39	35	32	29	26	24	22	20	-	-	-	-	-	-
+ HLB	max.	44	43	40	37	34	32	30	28	26	25	24	23	22	-	-
	min.	39	36	31	28	24	21	-	-	-	-	-	-	-	-	-

Hardness yuav tsum tau rau cov khoom xa nyob rau hauv tej yam kev mob "kho los txhim kho shearabilita" (+S), "anneled mus rau lub siab tshaj plaws hardness yuav tsum" (+ A), '' kho rau hardness range '' (+ TH) los yog '' kho rau ferrite-pearlite qauv thiab hardness ntau '' (+ FP)

Brinell hardness nyob rau hauv tus mob
+ S max.	+ A max.	+ TH			+ FP
		min.		max.	min.	max.
*	207	156	207		140	187

Non-metallic inclusions Requirements for microscopic degree of purity thaum kuaj raws li DIN 50 602 (txoj kev K) ( siv tau rau oxidic non-metallic inclusions)

D (mm) Bars Txoj kab uas hla d (mm)	K Tag nrho tus yam ntxwv tus nqi K (oxides) rau tus neeg cam khwb cia
140	K 4 Tsawg dua lossis sib npaug li 50
100	K 4 Tsawg dua lossis sib npaug li 45
70	K 4 Tsawg dua lossis sib npaug li 40
35	K 4 Tsawg dua los yog sib npaug rau 35
17	K 3 Tsawg dua lossis sib npaug li 40
8	K 3 Tsawg dua lossis sib npaug li 30
d Tsawg dua lossis sib npaug li 8	K 2 Tsawg dua los yog sib npaug rau 35

Cov xwm txheej rau kev kho cua sov kuaj cov kab thiab kev kho cov hlau

Xaus quenchh xeem Quenching, 0C	Carbunnzing kub, 0C	Core-hardening kub, 0C	Case-hardening kub, 0C	Tempering, 0C
870	880 rau 980	860 rau 900	780-820 Nws	150 rau 200

 

Cim npe nrov: en 1.7131 80mm steel bar 16mncr5h steel 16mncr5 tensile zog sae 51204 sib npaug, Tuam Tshoj en 1.