1.低氣壓半流體輸（shū）氣用銲接無縫鋼管（GB/T3092-1993）也稱通常焊管，進行謠言或克拉管。是可用於輸氣水、瓦斯、大氣、油和受到水蒸（zhēng）氣等（děng）通常較低氣壓力半流體（tǐ）和其餘用處（chù）的銲接無縫鋼管。無縫鋼管接壁厚進行劃成普通無縫（féng）鋼管和加厚無縫鋼管；共管端方式進行劃成（chéng）不帶螺紋無縫鋼管（光管）和帶螺紋無縫鋼管。無縫鋼（gāng）管的規格用有名無實標準（zhǔn）（mm）表明，有名無實（shí）標準是（shì）內徑的近（jìn）乎值。引而不發上合同英尺表明，如11/2 等。低氣壓半流體輸氣用銲接無縫鋼管除直來（lái）直去可用於輸氣（qì）半流體（tǐ）外，還（hái）很多作為低（dī）氣壓半流體輸氣用鍍鋅銲接無縫鋼管的原管。
1. Welded steel pipes for low-pressure fluid transportation (GB/T3092-1993) are also called general welded pipes, commonly known as black pipes. It is a welded steel pipe used for conveying water, gas, air, oil, heating steam and other general low pressure fluids and other purposes. The wall thickness of steel pipe can be divided into ordinary steel pipe and thickened steel pipe, and the nozzle end can be divided into non-threaded steel pipe (smooth pipe) and threaded steel pipe. The specification of steel pipe is expressed by nominal diameter (mm), which is the approximate value of inner diameter. It is customarily expressed in inches, such as 11/2, etc. In addition to directly conveying fluids, welded steel pipes for low-pressure fluid conveying are also widely used as raw pipes for galvanized welded steel pipes for low-pressure fluid conveying. 2.低氣（qì）壓半流體（tǐ）輸氣用鍍鋅銲接無縫（féng）鋼管（GB/T3091-1993）也稱鍍鋅電弧焊無縫鋼管，進行謠言白管。是可用於輸氣水、瓦斯、大（dà）氣、油及受到水蒸氣、暖水等通常較低氣壓力半流體或其餘用處的熱浸鍍鋅銲接（爐焊或電弧焊）無縫鋼管。無縫鋼管接壁（bì）厚進行劃成普通鍍鋅無縫（féng）鋼管和加厚鍍鋅無（wú）縫鋼（gāng）管；共管端方式進行劃成不帶螺紋（wén）鍍鋅無（wú）縫鋼管和帶螺紋鍍鋅無縫鋼管。無縫鋼管（guǎn）的規格用有名無實標準（mm）表明，有名無實標準是（shì）內徑的近乎（hū）值（zhí）。引而不發上合同英尺表明，如11/2 等。
2. Galvanized welded steel pipes for low pressure fluid transportation (GB/T3091-1993) are also called galvanized welded steel pipes, commonly known as white pipes. It is a hot dip galvanized welded (furnace welding or electric welding) steel pipe used for conveying water, gas, air, oil, heating steam, warm water and other generally low pressure fluids or other purposes. The wall thickness of steel pipe can be divided into common galvanized steel pipe and thick galvanized steel pipe, and the end of pipe can be divided into non-threaded galvanized steel pipe and threaded galvanized steel pipe. The specification of steel pipe is expressed by nominal diameter (mm), which is the approximate value of inner diameter. It is customarily expressed in inches, such as 11/2, etc.
3.普通碳素鋼電纜套管（guǎn）（GB3640-88）是工業領域與私房建築物（wù）、進行安裝機器（qì）設備等電動進行安裝工程頂（dǐng）用於維護電纜的無縫鋼管。
3. Common Carbon Steel Wire Bushing (GB3640-88) is a steel pipe used to protect electric wires in industrial and civil buildings, installation machinery and equipment and other electrical installation projects.
4.直縫電（diàn）弧（hú）焊無縫鋼管（YB242-63）是焊縫與無縫（féng）鋼管走向平行線（xiàn）的無縫鋼管。一般情況下進（jìn）行劃（huá）成米千克秒（miǎo）電弧焊無縫鋼管、電弧焊薄壁管（guǎn）、進行悠蕩器比賽油管等等。
4. Longitudinal welded steel pipe (YB242-63) is a steel pipe with longitudinal parallel weld and steel pipe. Usually it is divided into metric welded steel pipe, welded thin-walled pipe, transformer cooling oil pipe and so on.
5.持續承壓（yā）半流體輸氣（qì）用螺旋形縫埋（mái）弧焊（hàn）無縫鋼管（SY5036-83）職是之故（gù）熱（rè）軋鋼帶卷作管坯（pī），常常溫螺旋形有關成型，用雙麵埋弧焊法銲接，可用於持續承壓（yā）半流體輸氣的螺旋形縫無縫鋼管。無縫鋼管（guǎn）持續承壓實際能力強，銲（hàn）接使用性能好，經曆多種（zhǒng）從嚴（yán）的更加科學進行檢查和進行測（cè）試（shì），采用安（ān）全且可靠。無縫鋼管標準大（dà），輸氣工作效率高，並可厲（lì）行節約鋪砌線（xiàn）坯子的進行股本。重點用於輸氣原油（yóu）、自然氣的線坯子。
5. Spiral submerged arc welded pipe (SY5036-83) for pressure fluid transportation is a kind of spiral welded pipe with hot rolled steel strip coil as billet, which is spirally formed at normal temperature and welded by double-sided submerged arc welding. Steel pipe has strong pressure bearing capacity and good welding performance. It is safe and reliable to use after various strict scientific tests and tests. The steel pipe has large diameter, high conveying efficiency and saves investment in laying pipelines. It is mainly used for pipelines to transport oil and natural gas.
6.持（chí）續承壓半流體輸（shū）氣用螺旋（xuán）形縫一再焊無縫鋼管（SY5038-83）職是之故熱軋鋼帶卷作管坯，常（cháng）常溫螺旋形（xíng）有關成型，使用一再進行溝通焊法銲接的，可用於持續承壓半流（liú）體輸氣的螺旋形縫一再焊無縫鋼管。無縫鋼管持續承壓實際能力強（qiáng），塑性變形好，更加方便銲接和進行加工有關成型；經（jīng）曆多種從嚴和更（gèng）加科學進行檢查和進行（háng）測試，采用安全且可靠（kào），無縫鋼管標（biāo）準大，輸（shū）氣工作效率高，並可節約鋪砌線坯子的進行股本。重點用於鋪砌輸氣原油、自然氣等的線坯子。
6. The SY5038-83 spiral seam high frequency welded steel pipe for pressure fluid transportation is a high frequency spiral seam high frequency welded steel pipe for pressure fluid transportation, which is formed by hot rolled steel strip coil at regular temperature and welded by high frequency lap welding. The steel pipe has strong bearing capacity, good plasticity, and is easy to be welded and processed. Through various strict and scientific tests and tests, it is safe and reliable to use, large diameter of steel pipe, high transportation efficiency, and can save the investment of laying pipelines. It is mainly used for laying pipelines for oil and natural gas transportation.
7.通常（cháng）低氣壓半流體輸（shū）氣用螺旋形縫埋弧焊無縫（féng）鋼管（SY5037-83）職是之故熱軋鋼帶（dài）卷作管坯，常常溫螺旋形有關成型，使（shǐ）用雙麵自動（dòng）化埋弧（hú）焊或單麵焊法紀成的可用於水、瓦斯、大氣和水蒸氣（qì）等通常低氣壓半流體（tǐ）輸氣用埋弧焊無縫（féng）鋼管（guǎn）。
7. Spiral submerged arc welded steel pipe (SY5037-83) for low-pressure fluid transportation is a submerged arc welded steel pipe for general low-pressure fluid transportation, such as water, gas, air and steam, which is manufactured by double-sided automatic submerged arc welding or single-sided welding with hot-rolled steel strip coil as billet and spiral forming at normal temperature.
8.通常低氣壓半流體輸氣用螺旋（xuán）形縫一再焊（hàn）無縫鋼管（SY5039-83）職是之故熱軋鋼帶卷作（zuò）管坯，常常溫螺旋形有關成型，使（shǐ）用一再進行溝通焊法銲接可用於通常低（dī）氣壓半流體輸氣用螺旋形縫一再焊無縫鋼管。
8. Spiral seam high frequency welded steel pipes (SY5039-83) for low-pressure fluid transportation are usually formed by hot-rolled steel strip coil at normal temperature. High frequency lap welding is used to weld high frequency spiral seam welded steel pipes for general low-pressure fluid transportation.
9．樁用螺旋形焊縫無縫鋼管（SY5040-83）職是（shì）之故熱軋（zhá）鋼帶卷作管坯，常常溫螺旋形有關成型，使用雙麵埋弧銲接或一（yī）再銲接（jiē）釀成的，可用於防患未然建（jiàn）築物整體結（jié）構、渡輪碼頭、鐵路橋梁等現有基（jī）礎樁用無縫鋼管。
9. Spiral welded steel pipe for piles (SY5040-83) is made of hot rolled steel strip coil as tube blank, which is spirally formed at normal temperature and is welded by double-sided submerged arc welding or high frequency welding. It is used for steel pipe for foundation piles such as civil building structures, wharfs and bridges.
