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Seamless Drilling Steel Pipe for Geological Exploration

ASTM A519 4130 4140 +N Q+T Seamless Drilling Steel Pipe for Geological Exploration
Standard: 
ASTM A519
Size range: O.D.:6-350mm W.T.:1-50mm L:max12000mm
Applications: for Machinery, Mechanical Engineer
Raw Material: Round Steel Billet from Bao Steel
Production: Hot Piercing→Cold Drawing → Sizing to final dimension
Heat Treatment: + N, Q+T--steel pipe suppliers

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Grade
condition
Ultimat Strength
Ksi      MPa
Yield Strength
Ksi      MPa
Elongation
%
Rockwell Hardness
B Scale
1020
HR
50        345
32        221
25
55
CW
70        483
60        414
5
75
SR
65        448
50        345
10
72
A
48        331
28        193
30
50
N
55        379
34        234
22
60
1025
HR
55        379
35        241
25
60
CW
75        517
65        448
5
80
SR
70        483
55        379
8
75
A
53        365
30        207
25
57
N
55        379
36        248
22
60
1035
HR
65        448
40        276
20
72
CW
85        586
75        517
5
88
SR
75        517
65        448
8
80
A
60       414
33        228
25
67
N
65       448
40        276
20
72
1035
HR
75       517
45       310
15
80
CW
90       621
80       552
5
90
SR
80       552
70       483
8
85
A
65       448
35       241
20
72
N
75       517
48      331
15
80
4130
HR
90       621
70      483
20
89
SR
105     724
85      586
10
95
A
75       517
55      379
30
81
N
90       621
60      414
20
89
4140
HR
120     855
90      310
15
100
SR
120     855
100     689
10
100
A
80       552
60      414
25
85
N
120     855
90      621
20
100


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