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G20CrNi2Mo 　　

化學(xué)成分:

鋼號(hào) C Si Mn MoCr P CuS Ni G20CrNi2Mo0.17-0.230.15-0.400.40-0.700.20-0.300.35-0.650.0300.25 0.0301.60-2.00

　　●力學(xué)性能： 　　抗拉強(qiáng)度 σb (MPa)：≥980(100)伸長(zhǎng)率 δ5 (％)：≥13斷面收縮率 ψ (％)：≥45沖擊韌性值 αkv (J/cm2)：≥78(8)試樣尺寸：試樣尺寸為25mm●熱處理規(guī)范及金相組織： 　　熱處理規(guī)范：淬火,第一次880±20℃,第二次800±20℃,油冷;回火,150～200℃,空冷。 　　金相組織：滲碳層為高碳馬氏體。心部為低碳馬氏體。 　　●特性及適用范圍： 　　是一種常用的合金滲碳鋼，滲碳處理后表面有相當(dāng)高的硬度、耐磨性和接觸疲勞強(qiáng)度，同時(shí)心部還保留良好的韌性，能承受高的沖擊負(fù)荷。主要用于鐵路軸承等耐沖擊、耐磨損零件。 　　●用途： 　　用于承受沖擊載荷較高的軸承。 本公司現(xiàn)貨供應(yīng)以下牌號(hào)鋼板/鍛件/圓棒/切割件等

 

鋼種規(guī)格10-550mm	化學(xué)成分
	C	Si	Mn	Cr	Ni	Mo	V	S	P	Cu	其他金屬
40CrNiMo-有現(xiàn)貨	0.37-0.44	0.17-0.37	0.5-0.8	0.6-0.9	1.25-1.65	0.15-0.25		≤0.025	≤0.025	≤0.025
5CrNiMo	0.5-0.6	≤0.40	0.5-0.8	0.5-0.8	1.4-1.8	0.15-0.3		≤0.03	≤0.03	≤0.3
5CrNiMoV	0.5-0.6	≤0.35	0.5-0.8	0.8-1.1	1.4-1.8	0.35-0.5	0.1-0.3	≤0.03	≤0.03
15CrNi3Mo	0.13-0.19	0.15-0.4	0.4-0.7	0.8-1.2	2.7-3.2	0.3-0.4		≤0.035	≤0.035
16CrNi4Mo	0.14-0.2	0.17-0.37	0.25-0.55	1.0-1.4	3.8-4.3	0.2-0.3		≤0.035	≤0.035
17Cr2Ni2Mo	0.14-0.19	0.17-0.37	0.4-0.6	1.5-1.8	1.4-1.7	0.25-0.35		≤0.035	≤0.035	≤0.3
17CrNiMo6	0.15-0.2	≤0.40	0.4-0.6	1.5-1.8	1.4-1.7	0.25-0.35		≤0.035	≤0.035
18Cr2Ni4WA	0.13-0.19	0.17-0.37	0.3-0.6	1.35-1.65	4.0-4.5			≤0.025	≤0.025	≤0.025	W:0.8-1.2
18CrNiMo5	0.15-0.21	0.15-0.4	0.6-0.9	0.7-1.0	1.2-1.5	0.15-0.25		≤0.035	≤0.035
18CrNiMo7-6	0.15-0.21	≤0.4	0.5-0.9	1.5-1.8	1.4-1.7	0.25-0.35		≤0.035	≤0.035
20CrNiMo（8620）	0.17-0.23	0.17-0.37	0.6-0.95	0.4-0.7	0.35-0.75	0.2-0.3		≤0.035	≤0.035	≤0.3
20CrNi2Mo	0.17-0.23	0.2-0.35	0.4-0.7	0.35-0.65	1.6-2.0	0.2-0.3		≤0.03	≤0.03	≤0.3
30CrNi2MoV	0.27-0.34	0.2-0.4	0.3-0.6	0.6-0.9	2.0-2.25	0.15-0.25	0.15-0.3	≤0.035	≤0.035
30CrNiMo16-6	0.26-0.33	≤0.40	0.5-0.8	1.2-1.5	3.3-4.3	0.3-0.6		≤0.025	≤0.025
30CrNiMo8	0.26-0.34	≤0.40	0.3-0.6	1.8-2.2	1.8-2.2	0.3-0.5		≤0.035	≤0.035
30Cr2Ni2Mo	0.26-0.34	0.17-0.37	0.3-0.6	1.8-2.2	1.8-2.2	0.3-0.5		≤0.035	≤0.035
30CrNi3MoV	0.26-0.32	0.15-0.35	0.3-0.5	0.6-1.0	2.8-3.2	0.4-0.5	0.006-0.013	≤0.035	≤0.035
30Cr2Ni4MoV	0.27-0.34			1.5-1.8	3.5-4.0	0.4-0.55	0.08-0.16	≤0.035	≤0.035
34CrAlNi7(1.8550)	0.3-0.37	≤0.40	0.4-0.7	1.5-1.8	0.85-1.15	0.15-0.25		≤0.035	≤0.035		Al:0.8-1.2
34CrNi3Mo	0.3-0.4	0.17-0.37	0.5-0.8	0.7-1.1	2.75-3.25	0.25-0.4		≤0.035	≤0.035	≤0.2
34CrNi3MoV	0.3-0.4	0.17-0.37	0.5-0.8	1.2-1.5	3.0-3.5	0.25-0.4	0.1-0.2	≤0.035	≤0.035
34CrNiMo6	0.3-0.38	≤0.4	0.5-0.8	1.3-1.7	1.3-1.7	0.15-0.3		≤0.035	≤0.035
36CrNiMo4	0.32-0.4	≤0.40	0.5-0.8	0.9-1.2	0.9-1.2	0.15-0.3		≤0.035	≤0.035	≤0.025
36CrNiMo6	0.32-0.39	0.1-0.4	0.5-0.8	1.3-1.7	1.3-1.7	0.15-0.3		≤0.035	≤0.035
40CrNi2Si2MoV	0.38-0.43	1.45-1.8	0.6-0.9	0.7-0.95	1.65-2.0	0.3-0.5	0.05-0.1	≤0.035	≤0.035
45CrNi4MoW	0.4-0.5			1.2-1.5	3.8-4.3	0.15-0.35		≤0.035	≤0.035		W:0.4-0.6
45CrNiMoV	0.42-0.49	0.17-0.37	0.5-0.8	0.8-1.1	1.3-1.8	0.2-0.3	0.1-0.2	≤0.035	≤0.035
X20CrMoV12-1	0.17-0.23		≤1.0	10.0-12.0	0.3-0.8	0.8-1.2	0.25-0.35	≤0.035	≤0.035
X45NiCrMo4	0.4-0.5	0.1-0.4	0.15-0.45	1.2-1.5	3.8-4.3	0.15-0.35		≤0.035	≤0.035		W:0.4-0.6
12Cr2NiWVN	0.09-0.16	0.17-0.37	0.3-0.7	1.9-2.4	0.8-1.2		0.18-0.28	≤0.035	≤0.035		W:1.0-1.4
12Ni19	≤0.15		0.3-0.8		4.75-5.25			≤0.035	≤0.035
12CrNi2	0.10-0.17	0.17-0.37	0.3-0.6	0.6-0.9	1.5-1.9
20CrNi	0.17-0.23	0.17-0.37	0.4-0.7	0.7-1.0	1.0-1.4			≤0.035	≤0.035
40CrNi	0.37-0.44	0.17-0.37	0.5-0.8	0.45-0.75	1.0-1.4			≤0.035	≤0.035
12-20-30CrNi3		0.17-0.37	0.3-0.6	0.6-0.9	2.75-3.15			≤0.035	≤0.035	≤0.03
15Cr2Ni2	0.12-0.17	0.17-0.37	0.3-0.6	1.4-1.7	1.4-1.7			≤0.035	≤0.035
鋼種規(guī)格10-550mm	化學(xué)成分
	C	Si	Mn	Cr	Ni	Mo	V	S	P	Cu	其他金屬
16NiCrMo2
16NiCrMo16-5	0.14-0.18	≤0.4	0.25-0.55	1.0-1.4	3.8-4.3	0.2-0.3		≤0.035	≤0.035
18CrMnNi2Mo
19CrNi5	0.16-0.21	0.15-0.35	0.7-1.1	0.8-1.2	0.8-1.2	≤0.1		0.015-0.030	≤0.035
20Cr2Ni4	0.17-0.23	0.17-0.37	0.3-0.6	1.25-1.65	3.25-3.65			≤0.035	≤0.035	≤0.03
20Ni3Mo(4820)	0.17-0.21	0.17-0.37	0.5-0.7		3.25-3.75	0.2-0.3		≤0.035	≤0.035
39NiCrMo3	0.37-0.44	0.17-0.37	0.5-0.8	0.6-0.9	0.7-1.0	0.15-0.25		≤0.025	≤0.025	≤0.025
1.2311	0.28-0.4	0.2-0.8	0.6-1.0	1.4-2.0	0.85-1.15	0.3-0.55		≤0.035	≤0.035
1.2329	0.43-0.48	0.60-0.75	0.65-0.85	1.65-1.85	0.45-0.6	0.25-0.35	0.17-0.22	≤0.025	≤0.025	≤0.3
1.2714	0.5-0.6	0.1-0.4	0.65-0.95	1.0-1.3	1.5-1.8	0.45-0.55	0.07-0.12	≤0.03	≤0.03
1.2738	0.35-0.45	0.2-0.4	1.3-1.6	1.8-2.1	0.9-1.2	0.15-0.25		≤0.035	≤0.035
1.2746	0.41-0.49	0.15-0.35	0.6-0.8	1.4-1.6	3.8-4.2	0.73-0.85	0.45-0.55	≤0.025	≤0.020
1.2767	0.4-0.5	0.1-0.4	0.2-0.5	1.2-1.5	3.8-4.3	0.15-0.35		≤0.005	≤0.025
1.5715(16NiCrS4)	0.13-0.19	≤0.4	0.7-1.0	0.6-1.0	0.8-1.1			≤0.035	≤0.035
1.5752	0.14-0.20	≤0.4		0.6-1.0	3.0-3.5			≤0.035	≤0.035
1.5919	0.14-0.19	≤0.4		1.4-1.7	1.4-1.7			≤0.035	≤0.035
1.8550	0.3-0.37	≤0.4	0.4-0.7	1.5-1.8	0.85-1.15	0.15-0.25		≤0.035	≤0.035		Al:0.8-1.2
W1.6582	0.3-0.38	≤0.4	0.5-0.8	1.3-1.7	1.3-1.7	0.15-0.30		≤0.03	≤0.035
826M40	0.36-0.44	≤0.4	0.45-0.7		2.3-2.8	0.45-0.65		≤0.035	≤0.035
8640	0.4-0.45	0.15-0.35	0.75-1.0	0.4-0.6	0.4-0.7		0.15-0.25	≤0.035	≤0.035
EN26	0.36-0.44	0.1-0.4	0.45-0.7	0.5-0.8	2.3-2.8	0.4-0.66		≤0.035	≤0.035
EN36	0.13-0.17	0.2-0.5	1.3-1.6					≤0.035	≤0.035
WB36	≤0.17	0.25-0.5	0.8-1.2		1.0-1.3	0.25-0.5	0.015-0.045	≤0.035	≤0.035	0.5-0.8
718(P20+1Ni)	0.28-0.4	0.2-0.8	0.6-1.0	1.4-2.0	0.8-1.2	0.3-0.55		≤0.035	≤0.035
4330V	0.28-0.35	0.1-0.3	0.75-1.0	0.8-1.1	1.6-2.6	0.4-0.6	0.05-0.15	≤0.005	≤0.02
4340	0.38-0.43	0.15-0.35	0.6-0.8	0.7-0.9	1.65-2.0	0.2-0.3		≤0.040	≤0.035
4340V	0.42-0.49	0.17-0.37	0.5-0.8	0.8-1.1	1.3-1.8	0.2-0.3	0.1-0.2
4720
4Cr2MoVNi	0.35-0.45	≤0.4	≤0.4	1.8-2.2	1.1-1.5	0.45-0.6	0.1-0.3	≤0.025	≤0.025
15MnCrNiMo	0.12-0.19	≤0.4	0.7-0.9	0.45-0.65	0.7-1.0	0.45-0.65		≤0.025	≤0.025
15MncrNi4Mo	0.12-0.19	≤0.4	0.7-0.95	0.1-0.2	3.25-3.75	0.3-0.4		≤0.025	≤0.025
655M13	0.1-0.16	0.1-0.35	0.45-0.6	0.7-1.0	3.0-3.75	0.15-0.17		≤0.035	≤0.035
5Cr2NiMoVSi	0.47-0.53	0.6-0.8	0.4-0.6	1.6-2.0	0.9-1.2	0.9-1.2	0.3-0.5
37CrNi3	0.34-0.41	0.17-0.37	0.3-0.6	1.2-1.6	3.0-3.5
14NiCr10
14Nicr14
SNCM616	0.13-0.2	0.15-0.35	0.8-1.2	1.4-1.8	2.8-3.2	0.4-0.6		≤0.030	≤0.030
4Cr14Ni4W2Mo	0.4-0.5	≤0.08	≤0.7	13-15	13-15	0.25-0.4		≤0.030	≤0.035		W:2.0-2.75