Operational Progress:
Steel-making-Blanking-Forging Steel-Rough Progressing-Heat Treatment-Finishing- Testing
 
Other Information
Renke, as a machine knife maker in China,can provide comprehensive range of straight knives for both hot rolling and cold rolling applications.
 
1.Straight Knives for Hot Rolling Applications:
Renke machine knives for hot rolling applications, which include shear baldes, are usually made of high quality steels, like nikel alloy.
 
2.Straight Knives for Cold Rolling Applications:
Medium quality and high quality alloy tool steel and heavy-duty powder metallurgy steel are usually adopted for making straight knives for cold rolling applications.Shear knives for plate shearing machines with different sizes and specifications are all available to satisfy customers' different cutting needs.
 

List of Material
GB	DIN	JIS	ASTM	ISO
9CrSi	90CrSi5	-	-	-
6CrW2Si	60WCrV7	-	-	60WCrV2
7Cr7Mo2V2Si	-	-	-	-
Cr12MoV	X165CrMoV12	SKD11	-	-
Cr12Mo1V1	X155CrVMo12-1	-	D2	160CrMoV12
W18Cr4V	S18-0-1	SKH2	T1	HS18-0-1
W6Mo5Cr4V2	S6-5-2	SKH51	M2	HS6-5-2
4Cr5MoSiV1	X40CrMOV5-1	SKD61	H13	40CrMoV5
T8	C80W2	SK6	W1A-8	TC80
42CrMo	42CrMo4	SCM440	4140	42CrMo4

                                             Standard Dimensions and Specifications

Dimension(mm)	Material	HRC	Tolerance (mm)		Ra
			Pitch hole	Straightness
508×70×22	9CrSi H13K SKD11 6CrW2Si Cr12MoV W18Cr4V SKH-51	HRC   60~63	±0.30	0.30/100	Ra1.6
508×80×25
510×80×25
540×70×22
600×80×25
610×100×32
630×100×30
810×80×25
1016×70×22
1245×80×25
1300×80×25
2032×70×22
2050×90×25				0.20/1000