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1)  N80Q grade casing
N80Q钢级套管
2)  casing grade
套管钢级
3)  P110 oil casing
P110钢级石油套管
1.
Satisfactory comprehensive mechanical properties of the P110 oil casing depends on proper quenching and tempering treatment conducted according to appropriate heat treatment procedure as set up on the basis of the phase change law.
P110钢级石油套管经过调质热处理实现其良好的综合力学性能,而相变规律是制定热处理工艺的依据,对相变组织的精细控制是产品质量的根本保证。
4)  SM80SS super anti-sulfide tubing steel
SM80SS特级抗硫套管钢
1.
Corrosion behavior of SM80SS super anti-sulfide tubing steel is studied in the environment of carbon dioxide and hydrogen sulfide concomitant enviroment.
用失重法、扫描电镜(SEM)、X射线能谱(EDS)及X射线能谱(XRD)对CO2分压对SM80SS特级抗硫套管钢在CO2/H2S共存条件下的腐蚀行为进行了试验研究,结果表明:在试验条件下,低PCO2时,反应以H2S为主,FeS优先生成,腐蚀产物膜颗粒细小、比较致密,平均腐蚀速率较小;PCO2不断增大后,反应以CO2为主,FeS逐渐全部转变为FeS0。
5)  steel jacket pipe
钢套钢管道
6)  steel casing
钢套管
1.
In order to understand the difference between responses of pulsed neutron logging in fiberglass casing and steel casing wells,the responses of 3 types of pulsed neutron logging tool(PNN,TMD and RPM) were simulated by Monte Carlo code MCNP starting with the component and nuclear physics characteristic of fiberglass casing.
为应对腐蚀问题,不少井段已用玻璃钢套管代替了钢套管。
2.
Plastic casing is used to protect borehole wall cooperating with steel casing at some shallow loose orcemented layers, that is,plastic casing,is put into use as exterior casing in upper part of hole and steel casing is still used as inner tube for isolating protection.
岩金钻探的某些浅部松散或胶结层,采用塑料管与钢套管配合护壁,即外层管用塑料管代替一次性投入使用,内层管沿用钢套管隔离保护,有效地降低了钻探成本,为“以塑代钢”综合治理复杂地层积累了经验。
补充资料:d,d-t80-prallethrin
CAS: 23031-36-9
分子式: C19H24O3
分子量: 300.40
中文名称: 丙炔菊酯;富右旋炔丙菊酯;右旋丙炔菊酯;2,2-二甲基-3-(2-甲基-1-丙烯基)-环丙甲酸与反式-(+)-2-甲基-4-羰基-3-(2-丙炔基)-2-环戊烯-1-醇的酯化物;右旋-反式-2,2-二甲-3-(2-甲基-1-丙烯基)环丙烷羧酸-(R,S)-2甲基-3-(2-炔丙基)-4-氧代-环戊-2-烯基酯

英文名称: 2,2-dimethyl-3-(2-methylpropenyl)-, ester with 4-hydroxy-3- methyl-2-(2-propynyl)-2-cyclopenten-1-oCyclopropanecarboxylic acid;trans-(+-)-ydroxy-3- methyl-2-(2-propynyl)-2-cyclopenten-1-on;d,d-t80-prallethrin;etoc;prallethrin

性质描述: 清亮淡黄至琥珀色粘稠液体。相对密度1.021。易溶于大多数有机溶剂;难溶于水(2-3ppm, 25℃)。光照下;甲;乙醇中不稳定。

用途: 富右旋丙炔菊酯产品性状与丙炔菊酯相同,具有强烈触杀作用,击倒和杀死性能是富右旋反式烯丙菊酯的4倍,并对蟑螂有突出的驱赶作用。主要用于加工蚊香;电热蚊香;液体蚊香和喷雾剂防治家蝇;蚊虫;虱;蟑螂等家庭害虫, 推荐使用量如下:(以有效成份计) 蚊香:含本品0.05% 电热蚊香: 含本品10mg/片,控制电加热器中心温度125-135℃;液体蚊香:含本品0.66%,配加适量稳定剂;缓释剂; 气雾剂:本品0.05 - 0.2%,配加适量致死剂,增效剂,乳化剂。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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