AR400 Steel efere

Nkọwa Dị Mkpirikpi:

Efere ígwè nke na-eguzogide abrasion (AR) bụ efere ígwè nke nwere nnukwu carbon alloy. Nke a pụtara na AR siri ike n'ihi mgbakwunye nke carbon, ọ dịkwa mfe ịkpụ ma ghara ịdị n'ihu igwe n'ihi alloy agbakwunyere.

Ọkọlọtọ: ASTM/ AISI/ JIS/ GB/ DIN/ EN

Ọkwa: AR200, AR235, AR Medium, AR400/400F, AR450/450F, AR500/500F, na AR600.

Ọkpụrụkpụ: 0.2-500mm

Obosara: 1000-4000mm

Ogologo: 2000/ 2438/ 3000/ 3500/ 6000/ 12000mm

Oge Nduzi: 5-20 ụbọchị

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Nkọwa Ngwaahịa

Akara Ngwaahịa

Ụkpụrụ nha nhata nke ígwè na-eguzogide/na-emebi ihe

Ọkwa ígwè	SSAB	JFE	DILLIDUR	ThyssenkKrupp	Ruukki
NM360	-	EH360	-	-	-
NM400	HARDOX400	EH400	400V	XAR400	Raex400
NM450	HARDOX450	-	450V	XAR450	Raex450
NM500	HARDOX500	EH500	500V	XAR500	Raex500

Ígwè Na-eguzogide Abrasion/Wild --- China Standard

● NM360
● NM400
● NM450
● NM500
● NR360
● NR400
● B-HARD360
● B-HARD400
● B-HARD450
● KN-55
● KN-60
● KN-63

Ihe mejupụtara kemịkalụ (%) nke ígwè na-eguzogide iyi NM

Ọkwa ígwè	C	Si	Mn	P	S	Cr	Mo	B	N	H	Ceq
NM360/NM400	≤0.20	≤0.40	≤1.50	≤0.012	≤0.005	≤0.35	≤0.30	≤0.002	≤0.005	≤0.00025	≤0.53
NM450	≤0.22	≤0.60	≤1.50	≤0.012	≤0.005	≤0.80	≤0.30	≤0.002	≤0.005	≤0.00025	≤0.62
NM500	≤0.30	≤0.60	≤1.00	≤0.012	≤0.002	≤1.00	≤0.30	≤0.002	≤0.005	≤0.0002	≤0.65
NM550	≤0.35	≤0.40	≤1.20	≤0.010	≤0.002	≤1.00	≤0.30	≤0.002	≤0.0045	≤0.0002	≤0.72

Njirimara Mechanical nke NM Wear Resistant Steel

Ọkwa ígwè	Ike Mmepụta /MPa	Ike nrụgide /MPa	Ogologo A50 /%	Ike siri ike (Brinell) HBW10/3000	Mmetụta/J （-20℃）
NM360	≥900	≥1050	≥12	320-390	≥21
NM400	≥950	≥1200	≥12	380-430	≥21
NM450	≥1050	≥1250	≥7	420-480	≥21
NM500	≥1100	≥1350	≥6	≥470	≥17
NM550	-	-	-	≥530	-

Ígwè Na-eguzogide Iyi/Abrasion --- USA Standard

● AR400
● AR450
● AR500
● AR600

Efere ígwè na-eguzogide abrasion

Ọkwa	Ọkpụrụkpụ	Obosara	Ogologo
AR200 / AR 235	3/16" – 3/4"	48" - 120"	96" - 480"
AR400F	3/16" – 4"	48" - 120"	96" - 480"
AR450F	3/16" – 2"	48" - 96"	96" - 480"
AR500	3/16" – 2"	48" - 96"	96" - 480"
AR600	3/16" – 3/4"	48" - 96"	96" - 480"

Ngwakọta Kemịkalụ nke efere ígwè na-eguzogide Abrasion

Ọkwa	C	Si	Mn	P	S	Cr	Ni	Mo	B
AR500	0.30	0.7	1.70	0.025	0.015	1.00	0.70	0.50	0.005
AR450	0.26	0.7	1.70	0.025	0.015	1.00	0.70	0.50	0.005
AR400	0.25	0.7	1.70	0.025	0.015	1.50	0.70	0.50	0.005
AR300	0.18	0.7	1.70	0.025	0.015	1.50	0.40	0.50	0.005

Njirimara Mechanical nke efere ígwè na-eguzogide abrasion

Ọkwa	Ike Mmepụta MPa	Ike nrụgide MPa	Ogologo A	Ike Mmetụta Charpy V 20J	Oke ike
AR500	1250	1450	8	-30C	450-540
AR450	1200	1450	8	-40C	420-500
AR400	1000	1250	10	-40C	360-480
AR300	900	1000	11	-40C	-

Ngwa efere ígwè na-eguzogide abrasion

● E ji efere AR235 mee ihe maka ojiji dị mfe ebe ọ na-enye ike iguzogide iyi nke ọma ma e jiri ya tụnyere ígwè carbon.
● AR400 bụ efere ígwè dị elu nke na-eguzogide abrasion, a na-agwọ ya n'ọkụ ma na-eme ka ọ sie ike nke ọma. Ọ na-eme ka ọ dị mma ma na-akpụ akpụ.
● AR450 bụ efere na-eguzogide abrasion nke a na-eji eme ọtụtụ ihe ebe a na-achọ ike ka ukwuu karịa AR400.
● Efere AR500 dị mma maka igwu ala, ọrụ ọhịa na ọrụ owuwu.
● A na-eji AR600 eme ihe n'ebe ndị a na-emebi emebi dịka iwepụ ihe mkpofu, igwu ala, na imepụta bọket na ozu ndị a na-eyi.
A na-emekarị efere ígwè nke na-eguzogide Abrasion Resistant (AR) n'ọnọdụ a na-akpọgharị. A na-emepụta ụdị/ọkwa ngwaahịa ígwè ndị a kpọmkwem maka ogologo oge ọrụ n'ọnọdụ siri ike. Ngwaahịa AR dabara adaba maka ọtụtụ ojiji na mpaghara dịka igwu ala/ịgwupụta ihe, ibugharị ihe, ijikwa ihe na owuwu, na ịkwaga ala. Ndị na-emepụta ihe na ndị na-arụ ọrụ n'ụlọ ọrụ na-ahọrọ ígwè efere AR mgbe ha na-agbalị ịgbatị ndụ ọrụ nke ihe ndị dị mkpa, ma belata ibu nke otu ọ bụla e tinyere n'ọrụ. Uru nke iji ígwè efere na-eguzogide iyi na ngwa ndị metụtara mmetụta na/ma ọ bụ kọntaktị na ihe na-amị amị dị oke ukwuu.

Efere ígwè alloy na-eguzogide abrasive na-enye ezigbo iguzogide abrasive na mmetọ. Oke carbon dị na alloy ahụ na-eme ka ígwè ahụ sie ike ma sie ike, na-eme ka ọ bụrụ ihe kacha mma maka ngwa ndị chọrọ nnukwu mmetụta ma ọ bụ oke abrasive. O kwere omume inweta nnukwu ike site na ígwè carbon dị elu, ígwè ahụ ga-enwekwa ezigbo iguzogide ịbanye. Agbanyeghị, ọsọ iyi ga-adị ngwa ma e jiri ya tụnyere efere alloy a na-agwọ okpomọkụ n'ihi na ígwè carbon dị elu na-agbawa agbawa, yabụ enwere ike ịdọpụ obere ihe ndị ahụ n'elu ya ngwa ngwa. N'ihi ya, anaghị eji ígwè carbon dị elu eme ihe maka ngwa iyi dị elu.