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1.HSS Round Pull Broach, 2.processing smooth cylindrical bore, 3.accuracy: H7,H8,H9, 4.material:M2,M35 - details see: https://www.machineto.com/hss-round-pull-broach-10146873

HSS Round Pull Broach

1.Standard : GB3831-83

2.Size : (mm)

Nominal Dia.	Overall Length	Broaching Length	Pre-Broaching Hole Dia.
10	380.440	1030	9.3
11	385.450	1030	10.3
12			11.3
13	395.460	1030	12.3
14			13.3
15			14
16	400520	1050	15
17			16
18	405530	1030	17
19			18
20			19
22	400655	1080	21
24			23
25			24
26			25
28	465745	18120	27
30	480750	18120	29
31			29.5
32	500750	18120	30.8
34	500760	18120	32.9
35			33.9
36			34.8
38			36.8
40			38.8
42	500770	30120	40.8
45			43.8
48	560750	30120	46.7
50			48.7
52			50.8
54			52.8
55			53.8
58			56.8
60			58.8
62			60.8
65	570760	30120	63.8
70			68.8
75			73.8
80			78.8
85			83.8

Material Introduction:

A. W6Mo5Cr4V2 (GB) M2( ASTM), S6-5-2(DIN), SKH51(JIS)
chemical composition:C 0.85, Si 0.38, Mn 0.35, P≤0.030, S≤0.030, Cr 4.10, W 6.00, Mo 4.80 V 1.85
main application:It is widely used for making all kinds of cutters and durability cold-work die

B. W6Mo5Cr4V2Co5 (GB), M35( ASTM), 1.3243(DIN), SKH55(JIS)
chemical composition: C 0.93, Si 0.38, Mn 0.35, P≤0.030, S≤0.030, Cr 4.10, W 6.30, Mo 4.80 V 1.85, Co 5.00
main application:It is often used for making blades with high-speed and great cutting difficulty as it’s good abrasive resistance

W6Mo5Cr4V2(M2),W9Mo3Cr4V(W9),W18Cr4V(W18),W6Mo5Cr4V2Al(M2Al),W6Mo5Cr4V2Co5(M35),W2Mo9Cr4VCo8(M42),W4Mo3Cr4VSi(4341),W4Mo2Cr4VSi(4241)