 |
 |
 |
|
Standards |
Grade |
Specifications(mm) |
|
ASTM B337 |
GR1, GR2, GR3, Gr4, |
Outer Diameter:3-220mm |
|
Remark: Other grades are available on request | ||
1. ASTM B338 Chemical Requirements
|
Composition，% | ||||||||||
|
Element |
GR1 |
GR2 |
GR3 |
GR4 |
GR5 |
GR7 |
GR9 |
GR11 |
GR12 |
GR13 |
|
N , max |
0.03 |
0.03 |
0.05 |
0.05 |
0.05 |
0.03 |
0.03 |
0.03 |
0.03 |
0.03 |
|
C, max |
0.08 |
0.08 |
0.08 |
0.08 |
0.08 |
0.08 |
0.08 |
0.08 |
0.08 |
0.08 |
|
H B，C, max |
0.015 |
0.015 |
0.015 |
0.015 |
0.015 |
0.015 |
0.015 |
0.015 |
0.015 |
0.015 |
|
Fe, max |
0.20 |
0.30 |
0.30 |
0.50 |
0.40 |
0.30 |
0.25 |
0.20 |
0.30 |
0.20 |
|
O, max |
0.18 |
0.25 |
0.35 |
0.40 |
0.20 |
0.25 |
0.15 |
0.18 |
0.25 |
0.10 |
|
Al |
/ |
/ |
/ |
/ |
5.5-6.75 |
/ |
2.5-3.5 |
/ |
/ |
/ |
|
V |
/ |
/ |
/ |
/ |
3.5-4.5 |
/ |
2.0-3.0 |
/ |
/ |
/ |
|
Sn |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
|
Ru |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
0.04-0.06 |
|
Pd |
/ |
/ |
/ |
/ |
/ |
0.12-0.25 |
/ |
0.12-0.25 |
/ |
/ |
|
Co |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
|
Mo |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
0.2-0.4 |
/ |
|
Cr |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
|
/ |
|
Ni |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
0.6-0.9 |
0.4-0.6 |
|
Nb |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
|
Zr |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
|
Si |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
|
ResidualsD,E,F，max,each |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
|
ResidualsD,E,F，max,total |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
|
TitaniumG |
balance |
balance |
balance |
balance |
balance |
balance |
balance |
balance |
balance |
balance |
|
Composition，% | |||||||||
|
Element |
GR14 |
GR15 |
GR16 |
GR17 |
GR18 |
GR19 |
GR20 |
GR21 |
GR23 |
|
N , max |
0.03 |
0.05 |
0.03 |
0.03 |
0.03 |
0.03 |
0.03 |
0.03 |
0.03 |
|
C, max |
0.08 |
0.08 |
0.08 |
0.08 |
0.08 |
0.08 |
0.05 |
0.05 |
0.08 |
|
H , max |
0.015 |
0.015 |
0.015 |
0.015 |
0.015 |
0.015 |
0.02 |
0.015 |
0.0125 |
|
Fe, max |
0.30 |
0.30 |
0.30 |
0.20 |
0.25 |
0.30 |
0.30 |
0.40 |
0.25 |
|
O, max |
0.15 |
0.25 |
0.25 |
0.18 |
0.15 |
0.12 |
0.12 |
0.17 |
0.13 |
|
Al |
/ |
/ |
/ |
/ |
2.5-3.5 |
3.0-4.0 |
3.0-4.0 |
2.5-3.5 |
5.5-6.5 |
|
V |
/ |
/ |
/ |
/ |
2.0-3.0 |
7.5-8.5 |
7.5-8.5 |
/ |
3.5-4.5 |
|
Tin |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
|
Ru |
0.04-0.08 |
0.04-0.08 |
/ |
/ |
/ |
/ |
0.04-0.08 |
0.08-0.14 |
/ |
|
Pd |
/ |
/ |
|
|
|
|
/ |
/ |
/ |
|
Co |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
|
Mo |
/ |
/ |
/ |
/ |
/ |
3.5-4.5 |
3.5-4.5 |
14.0-16.0 |
/ |
|
Cr |
/ |
/ |
/ |
/ |
/ |
5.5-6..5 |
5.5-6..5 |
/ |
/ |
|
Ni |
0.4-0.6 |
0.4-0.6 |
/ |
/ |
/ |
/ |
/ |
2.2-3.2 |
/ |
|
Nb |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
|
Zr |
/ |
/ |
/ |
/ |
/ |
/ |
3.5-4.5 |
/ |
/ |
|
Si |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
0.15-0.25 |
/ |
|
ResidualsD,E,F，max,each |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.15 |
0.15 |
0.1 |
0.1 |
|
ResidualsD,E,F，max,total |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
|
TitaniumG |
balance |
balance |
balance |
balance |
balance |
balance |
balance |
balance |
balance |
|
Element |
Composition，% | ||||||||
|
GR24 |
GR25 |
GR26 |
GR27 |
GR29 |
GR30 |
GR31 |
GR32 |
GR33 | |
|
N , max |
0.05 |
0.05 |
0.03 |
0.03 |
0.03 |
0.03 |
0.05 |
0.03 |
0.03 |
|
C, max |
0.08 |
0.08 |
0.08 |
0.08 |
0.08 |
0.08 |
0.08 |
0.08 |
0.08 |
|
H , max |
0.015 |
0.0125 |
0.015 |
0.015 |
0.015 |
0.015 |
0.015 |
0.015 |
0.015 |
|
Fe, max |
0.40 |
0.40 |
0.30 |
0.20 |
0.25 |
0.30 |
0.30 |
0.25 |
0.30 |
|
O, max |
0.20 |
0.20 |
0.25 |
0.18 |
0.13 |
0.25 |
0.35 |
0.11 |
0.25 |
|
Al |
5.5-6.75 |
5.5-6.75 |
/ |
/ |
5.5-6.5 |
/ |
/ |
4.5-5.5 |
3.5-4.5 |
|
V |
3.5-4.5 |
3.5-4.5 |
/ |
/ |
3.5-4.5 |
/ |
/ |
0.6-1.4 |
2.0-3.0 |
|
Sn |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
0.6-1.4 |
/ |
|
Ru |
/ |
/ |
0.08-0.14 |
0.08-0.14 |
0.08-0.14 |
/ |
/ |
/ |
0.02-0.04 |
|
Pd |
0.04-0.08 |
0.04-0.08 |
/ |
/ |
/ |
0.04-0.08 |
0.04-0.08 |
/ |
0.01-0.02 |
|
Co |
/ |
/ |
/ |
/ |
/ |
0.20-0.80 |
0.20-0.80 |
/ |
/ |
|
Mo |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
0.6-1.2 |
/ |
|
Cr |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
0.1-0.2 |
|
Ni |
/ |
0.3-0.8 |
/ |
/ |
/ |
/ |
/ |
/ |
0.35-0.55 |
|
Nb |
/ |
/ |
/ |
/ |
/ |
/ |
42.0-47.0 |
/ |
/ |
|
Zr |
/ |
/ |
/ |
/ |
/ |
/ |
/ |
0.6-1.4 |
/ |
|
Si |
/ |
/ |
/ |
/ |
/ |
0.20-0.40 |
/ |
0.06-0.14 |
/ |
|
ResidualsD,E,F |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
|
ResidualsD,E,F，max,total |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
|
TitaniumG |
balance |
balance |
balance |
balance |
balance |
balance |
balance |
balance |
balance |
2.ASTM B338 Mechanical Property
|
Mechanical Requirements | |||||||
|
Grade |
Ultimate Tensile Strength,min |
Yield Strength |
Elongation Min, % L0=50 | ||||
|
MIN |
MAX | ||||||
|
Ksi |
Mpa |
Ksi |
Mpa |
Ksi |
Mpa | ||
|
1A |
35 |
240 |
25 |
170 |
45 |
310 |
24 |
|
2A |
50 |
345 |
40 |
275 |
65 |
450 |
20 |
|
3A |
65 |
450 |
55 |
380 |
80 |
550 |
18 |
|
7A |
50 |
345 |
40 |
275 |
65 |
450 |
20 |
|
9B |
125 |
860 |
105 |
725 |
— |
— |
10 |
|
9A |
90 |
620 |
70 |
483 |
— |
— |
15C |
|
11A |
35 |
240 |
25 |
170 |
45 |
310 |
24 |
|
12A |
70 |
483 |
50 |
345 |
— |
— |
18C |
|
13A |
40 |
275 |
25 |
170 |
— |
— |
24 |
|
14A |
60 |
410 |
40 |
275 |
— |
— |
20 |
|
15A |
70 |
483 |
55 |
380 |
— |
— |
18 |
|
16A |
50 |
345 |
40 |
275 |
65 |
450 |
20 |
|
17A |
35 |
240 |
25 |
170 |
45 |
310 |
24 |
|
18B |
125 |
860 |
105 |
725 |
— |
— |
1 |
|
18A |
90 |
620 |
70 |
483 |
— |
— |
15C |
|
26 |
50 |
345 |
40 |
275 |
65 |
450 |
20 |
|
27 |
35 |
240 |
25 |
170 |
45 |
310 |
24 |
|
28 |
90 |
620 |
70 |
483 |
— |
— |
15 |
|
30 |
50 |
345 |
40 |
275 |
65 |
450 |
20 |
|
31 |
65 |
450 |
55 |
380 |
80 |
550 |
18 |
|
33 |
50 |
345 |
40 |
275 |
65 |
450 |
20 |
|
34 |
65 |
450 |
55 |
380 |
80 |
550 |
18 |
A Properties for material in the annealed condition.
B Properties for cold-worked and stress-relieved material.
C Elongation for welded tubing manufactured from continuously cold rolled and annealed strip from coils for Grades 9,12,and 18 will be 12％.
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