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4.�����¶���߿ɴ�120��
5.ѹ���ȼ�ϊ3.5mpa��25mpa
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| property of corrosion-resistant��ʒ��ѧ���� |
| chemical��ѧ���� |
percentage (%) |
temp. �� f (��c) |
| acetic acid���ậ�� |
nr |
nr |
| sulfuric acid���ậ�� |
<2 |
208(98) |
| sulfuric acid |
3<25 |
151(66) |
| nitric acid���ậ�� |
25 |
74(24) |
| phosphoric acid���ậ�� |
<2 |
226(108) |
| phosphoric acid |
25<50 |
151(66) |
| phosphoric acid |
85 |
74(24) |
| hydrochloric acid���ậ�� |
<10 |
151(66) |
| hydrochloric acid |
20 |
99(37) |
| dry sulfur dioxide �ɶ������� |
any�κ� |
151(66) |
| wet carbon dioxideʪ������̼ |
no data������ |
no data������ |
| dry hydrogen sulfide ������ |
any�κ� |
151(66) |
| wet hydrogen sulfide ʪ���� |
any�κ� |
151(66) |
| carbon dioxide������̼ |
any�κ� |
226(108) |
| potassium hydroxide�������� |
saturated |
151(66) |
| ammonia �� |
<30 |
120 (49) |
| hydrogen peroxide�������� |
not recommended���ƽ� |
not recommended���ƽ� |
| ammonium chloride�ȼ��� |
any�κ� |
208(98) |
| ethanol �ҵ� |
<10 |
176(80) |
| toluene �ױ� |
100 |
201(94) |
| crude oilԭ�� |
contain sulfide or de-sulfile�������������� |
226(108) |
| natural gas��ȼ�� |
any�κ� |
226(108) |
| distilled water ����ˮ |
100 |
226(108) |
| brine water/bromide water��ˮ/�廯��ˮ |
any�κ� |
226(108) |
| flue gas���� |
any�κ� |
226(108) |
| physical property�������� |
| pipe property |
unit |
value |
standard |
| heat conduction coefficient�ȴ���ϵ�� |
btu.in/(hr.ft2.�h) |
2.3 |
hvtm |
| w/m.�� |
0.33 |
hvtm |
| heat expansion coefficient������ϵ�� |
10��6in/in/�h |
8.7 |
astm d696 |
| 10��6mm/mm/�� |
15.7 |
astm d696 |
| flow coefficient����ϵ�� |
hazen williams |
150 |
hvtm |
| absolute roughness���դֲڶ� |
10��6 in |
60 |
hvtm |
| 10��6 m |
1.5 |
hvtm |
| density�ܶ� |
ib/in3 |
0.073 |
astm d792 |
| g/cm3 |
1.93 |
astm d792 |
| toroidal elastic modulus������ϵ�� |
gpa |
22.8 |
astm d2105 |
| axial elastic modulus������ϵ�� |
gpa |
13.8 |
astm d2105 |
| hoop poisson��s ratio���բ��ɱ� |
- |
0.4 |
astm d2105 |
| amine tg |
�� |
��145 |
api |
| safety coefficient�� high pressure����ȫϵ������ѹ�� |
mpa |
2 times of working pressure������ѹ����2�� |
api 15hr |
| safety coefficient��low pressure����ȫϵ������ѹ�� |
mpa |
3 times of working pressure������ѹ����3�� |
api 15lr |
|
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