Curtain Style Hebei Charlotte Enterprise Co., Ltd. , https://www.cnscreening.com
Â
items:
Processing form
cylinder Dia
Length(m)
Linearity
precisionÂ
Inner hole roughness
Cold drawn
Φ30~250mm
≤13mm
0.3~1/1000
H9~H11
0.8~1.6
Honing
Φ40~800mm
≤13mm
0.3~1/1000
H8~H9
0.4~0.8
Mechanical properties:
Â
Steel No
Physical
cold drawn steel tube
20#
extension strength
≥510
Â
elongation
≥12
45#
extension strength
≥647
Â
elongation
≥9
16Mn
extension strength
≥640
Â
elongation
≥12
27siMn
extension strength
≥840
Â
elongation
≥7.5
ID
OD
T
Kg/m
Â
ID
OD
T
Kg/m
Â
ID
OD
T
Kg/m
Â
ID
OD
T
Kg/m
32
40
4
3.55
Â
80
88
4
8.29
Â
115
130
7.5
22.66
Â
180
212
16
77.33
40
48
4
4.34
Â
80
90
5
10.48
Â
115
132
8.5
25.89
Â
180
213
16.5
79.95
40
50
5
5.55
Â
80
93
6.5
13.87
Â
115
135
10
30.83
Â
180
216
18
87.89
40
60
10
12.33
Â
80
95
7.5
16.18
Â
115
137
11
34.18
Â
180
219
19.5
95.93
45
53
4
4.83
Â
80
100
10
22.19
Â
115
140
12.5
39.3
Â
180
225
22.5
112.36
45
55
5
6.17
Â
80
102
11
24.69
Â
115
145
15
48.09
Â
180
235
27.5
140.72
45
57
6
7.55
Â
80
105
12.5
28.51
Â
120
130
5
15.41
Â
190
216
13
65.08
45
60
7.5
9.71
Â
80
108
14
32.45
Â
120
137
8.5
26.39
Â
190
219
14.5
73.12
50
56
3
3.92
Â
85
95
5
11.1
Â
120
140
10
32.06
Â
200
212
6
30.48
50
60
5
6.78
Â
85
98
6.5
14.67
Â
120
145
12.5
40.84
Â
200
213
6.5
33.1
50
63
6.5
9.06
Â
85
100
7.5
17.11
Â
125
132
3.5
11.09
Â
200
216
8
41.03
50
65
7.5
10.63
Â
85
102
8.5
19.6
Â
125
135
5
16.03
Â
200
219
9.5
49.08
50
70
10
14.8
Â
85
45
Raw Material: 20#, 45#, 16mn, 25mn, 27simn
Standard: GB8163-1999/Gbt8162-19999
Pipe Length: Fixed Length, Random Length or as Required
Test: Chemical Component Analysis, Mechanical Properties
Application: Excavator, Crane, Conveyor, Engineering Machinery
Process Method: Cold Drawn
Surface: Annealed, Polished, Mechanical Polished
Origin: China
Raw Material: 20#, 45#, 16mn, 25mn, 27simn
Standard: GB8163-1999/Gbt8162-19999
Pipe Length: Fixed Length, Random Length or as Required
Test: Chemical Component Analysis, Mechanical Properties
Application: Excavator, Crane, Conveyor, Engineering Machinery
Process Method: Cold Drawn
Surface: Annealed, Polished, Mechanical Polished
Origin: China
Processing form:
Â
Â
Â
Â
Part seamless pipe specification:
Â