Sichuan Liaofu Special Steel Company is one of the most experienced manufacturers and suppliers of 12mm s45c mild seamless steel pipe hollow bar in China. With over 20 years' experience, our factory offer high quality products made in China with competitive price. Welcome to contact us for wholesale service.
The 12mm S45C Mild Seamless Steel Pipe Hollow Bar is a high quality steel product made from S45C steel. It has high strength, excellent corrosion resistance and excellent processing properties. The inner diameter of the steel pipe is 12mm, which can be used as a solid rod or a hollow pipe.
This kind of steel pipe is mainly used in machinery, automobile, electronics, construction and petrochemical and other fields. It can be used to manufacture various mechanical parts, such as gears, bearings, sprockets, etc. In addition, it can also be used to manufacture auto parts, such as piston rods, drive shafts, etc. In the field of electronics, it can make various sensors and electrode tubes.
In addition to the above uses, the 12mm S45C Mild Seamless Steel Pipe Hollow Bar can also be used in the construction and petrochemical industries. In construction engineering, it can be used to build various structures, such as Bridges, building supports, etc. In the petrochemical industry, it can be used to manufacture chemical equipment and pipelines.

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Product |
Seamless Pipe |
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Seamless Pipe |
China |
GB/T8162/T8163 GB5310/6579/9948 |
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U.S.A. |
ASTM A53/A106/A178/A179/A192/A210/A213/A333/A335/A283/A135/A214/315/A500/A501/A519/A161/A334; API 5L/5CT |
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Japan |
JIS G3452/G3454/G3456/G3457/G3458/G3460/3461/3462/3464 |
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German |
DIN 1626/17175/1629-4/2448/2391/17200 SEW680 |
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Russia |
GOST 8732/8731/3183 |
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Material and Grade |
China |
10#, 20#, 16Mn, 20G, 15MoG, 15CrMo, 30CrMo,42Crmo, 27SiMn, 20CrMo |
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U.S.A. |
Gr. B/Gr.A/A179/A192/A-1/T11/T12/T22/P1/FP1/T5/4140/4130 |
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Japan |
STPG38,STB30,STS38,STB33,STB42,STS49,STBA23,STPA25,STPA23 |
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German |
ST33,ST37,ST35,ST35.8,ST45,ST52,15Mo3,13CrMo44, 1.0309, 1.0305, 1.0405 |
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Russia |
10, 20, 35, 45, 20X |
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Out Diameter |
10-1000mm |
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Wall Thickness |
1-80mm |
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Length |
1-12m |
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Protection |
Plastic caps |
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Packing terms |
Labeled and bundled together with steel strip |
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Shipment terms |
Containers or bundles by sea,one 20" container can load about 20 tons(5.8meters long),one 40" container can load about 23-25tons(less than 11.8meters long) |
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Quality Certificate |
ISO, API, Mill Test Certificate |
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Surface Treatment |
Black painting/varnished surface,anti-corrosion oil, galvanized or as per required by customer |
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Markings On The AISI 1045 Round Bar
The full identification of the bars should be continuously marked down its whole length, including :
Rating Designation
Material Designation
"WP" in grade symbol
Grade
Schedule number or nominal wall thickness
Heat Code
Manufacturer's Name or Symbol
Detailed Images


Products testing
We are proud to introduce the high quality materials contained in our 12mm S45C lightweight seamless steel pipes. We have been a brand for decades because we are committed to providing the best products and services to meet the needs of our customers.
All our products are rigorously checked to ensure that they meet our quality standards and international standards. We will provide all customers with abrasive test certificates to prove the quality and performance of our products.
We also welcome third-party organizations, such as SGS, BV, etc., for inspection at any time. We believe that customers should have the right to know about the quality and performance of the products they buy, and this is what our company has always adhered to.
We are proud to provide our customers with quality lightweight seamless steel pipes to ensure that they successfully complete their projects. We will continue to work hard to provide our customers with the best products and services.

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