1. What is a centrifugally cast alloy steel pipe/tube?
Centrifugal casting is a manufacturing process used to produce hollow cylindrical or tubular parts with a high degree of accuracy and structural integrity. It involves pouring molten metal into a rotating mold or die, which creates a centrifugal force that distributes the metal evenly along the mold's inner surface.
The molten metal is poured into the spinning mold while it is being cast by centrifugal force. The molten metal spreads and solidifies against the inner walls of the mold as a result of the centrifugal force produced by rotation, producing a casting that is smooth, dense, and error-free. With the aid of this technique, items can be produced that have a consistent wall thickness, superior dimensional control, and enhanced mechanical qualities.
As a company specializing in the production of large-diameter seamless steel pipes, Shanghai Yinggui Metal Products Co., Ltd. is committed to providing excellent quality, reliable delivery, and excellent customer service. We are proud to utilize centrifugal casting technology, ensuring our pipes have excellent mechanical properties and surface quality to meet even the most stringent product requirements.
2. Specifications of centrifugally cast alloy steel pipe/tube
Being a trustworthy alloy steel pipe/tube manufacturer and supplier, Shanghai Yinggui Metal Pbaructs Company aims to make manufacturing easier for our business partners. Shanghai Yinggui Metal offers 3120, 3150, 4130, 4140, 4340, 5120, 5140, 6150, 8620 etc.
Products name | Large-diameter alloy steel pipe |
Standard | API 5L, ASME, ASTM B36, JIS, DIN, GB8162, GB8163, GB5310,etc. |
Material | 3120, 3150, 4130, 4140, 4340, 5120, 5140, 6150, 8620 or as customers required |
Length | 12m,11.8m,6m,5.8m, or as customers required |
Surface treatment | Black painting, black varnish, transparent oil, hot galvanized,3PE, epoxy coating, BE, PE .etc. |
Application | Fluid Pipe, Boiler Pipe, Drill Pipe, Hydraulic Pipe, Gas Pipe, OIL PIPE, Chemical Fertilizer Pipe, Structure Pipe, Other |
Section Shape | Round |
Surface Treatment | Hot Rolled |
Tolerance | ±1% |
Outer Diameter: | 6mm-720mm |
Thickness: | 0.25-200mm |
MOQ: | 5Tons |
Payment | 30%TT+70%Banlance |
Packing: | Standard Sea-worthy Packing |
3. Applications and characteristics of centrifugally cast alloy steel pipe/tube
Centrifugal casting offers several advantages compared to other casting techniques. Firstly, it enables the production of cylindrical parts that are difficult or impossible to create using conventional casting methods. Additionally, due to the centrifugal force, impurities and inclusions are forced towards the inner surface of the casting, resulting in a cleaner and higher quality end product.
Numerous industries, including manufacturing, aerospace, automotive, and energy, use centrifugal casting. Components like pipes, tubes, cylinders, rings, and other cylindrical shapes are frequently made using it. Steel, iron, aluminum, bronze, and many other metals and alloys can be used in the process.
In summary, centrifugal casting is a manufacturing technology that uses rotational forces to create high-quality, seamless, and structurally sound cylindrical parts. It offers advantages such as precise dimensions, uniform wall thickness, improved mechanical properties, and the ability to produce complex shapes.
4. Main alloy steel product brand list
Comparison of Chinese and foreign grades of alloy steel | |||||||||
China GB | ISO | Former Soviet Union гOCT | Germany DIN | United States | Japan JIS | U.K. | France | ||
ASTM | UNS | AISI | BS | NF | |||||
20Mn2 | 20Mn6 | 20г2 | 20Mn5 | G13200 | 1320 | SMn420 | 150M19 | 20M5 | |
30Mn2 | 28Mn6 | 30г2 | 28Mn6 | G13300 | 1330 | SMn433 | 150M28 | 32M5 | |
35Mn2 | 36Mn6 | 35г2 | 36Mn6 | G13350 | 1335 | SMn433 | 150M36 | 35M5 | |
40Mn2 | 42Mn6 | 40г2 | G13400 | 1340 | SMn438 | 40M5 | |||
45Mn2 | 45г2 | 46Mn7 | G13450 | 1345 | SMn443 | 45M5 | |||
50Mn2 | 50г2 | 50Mn7 | 55M5 | ||||||
20MnV | 17MnV6 | ||||||||
30Mn2MoW | |||||||||
27SiMn | 27Cг | 27MnSi5 | |||||||
35SiMn | 35Cг | 37MnSi5 | 38Ms5 | ||||||
42SiMn | 42Cг | 46MnSi4 | 41s7 | ||||||
20SiMn2MoV | |||||||||
25SiMn2MoV | |||||||||
37SiMn2MoV | |||||||||
40B | 35B2 | G50401 | 50B40 | ||||||
45B | 45B2 | G50461 | 50B46 | ||||||
50B | G50501 | 50B50 | |||||||
40MnB | 40MnB4 | ||||||||
45MnB | 38MB5 | ||||||||
20Mn2B | 20MB5 | ||||||||
20MnMoB | |||||||||
15MnVB | |||||||||
20MnVB | |||||||||
20MnVB | |||||||||
20MnTiB | |||||||||
25MnTiBRE | |||||||||
20SiMnVB | |||||||||
15Cr | 15X | 15Cr3 | G51150 | 5150 | SCr415 | 527A17 | 12C3 | ||
15CrA | 15XA | ||||||||
20Cr | 20Cr4 | 20X | 20Cr4 | G51200 | 5120 | SCr420 | 527A19 | 18C3 | |
30Cr | 30X | 28Cr4 | G51300 | 5130 | SCr430 | 530A30 | 28C4 | ||
35Cr | 34Cr4 | 35X | 34Cr4 | G513500 | 5135 | SCr435 | 530A36 | 38C4 | |
40Cr | 41Cr | 40X | 41Cr4 | G51400 | 5140 | SCr440 | 530A40 | 42C4 | |
45Cr | 45X | G51450 | 5145 | SCr445 | 45C4 | ||||
50Cr | 50X | G51500 | 5150 | 50C4 | |||||
38CrSi | 38XC | ||||||||
12CrMo | 12XM | 12CrMo44 | 12CD4 | ||||||
15CrMo | 15XM | 15CrMo5 | SCM415 | 15CD4.05 | |||||
20CrMo | 18CrMo4 | 20XM | 20CrMo4 | G41190 | 4119 | SCM420 | CDS12 | 18CD4 | |
30CrMo | 30XM | G41300 | 4130 | SCM430 | CDS13 | 30CD4 | |||
30CrMoA | |||||||||
35CrMo | 34CrMo4 | 35XM | 34CrMo4 | G41350 | 4135 | SCM435 | 708A37 | 34CD4 | |
42CrMo | 42CrMo4 | 38XM | 42CrMo4 | G41400 | 4140 | SCM440 | 708A40 | 42CD4 | |
12CrMoV | 12XMф | ||||||||
35CrMoV | 35XMф | 35CrMoV5 | |||||||
12Cr1MoV | 12X1Mф | 13CrMoV4·2 | |||||||
25Cr2MoVA | 25X2MфA | 24CrMoV5·5 | |||||||
25Cr2Mo1VA | 25X2M1фA | ||||||||
20Cr3MoWVA | 20X3MBф | 21CrVMoW12 | (SAE)6470E | SACM645 | 905M35 | 40CAD6·12 | |||
38CrMoA1 | 41CrA1Mo74 | 38XM1фA | 41CrA1Mo7 | G61200 | 6120 | ||||
20CrV | 20Xф | 21CrV4 | (SAE)6140 | ||||||
40CrV | 40XфA | 42CrV6 | |||||||
50CrVA | 51CrV4 | 50XфA | 50CrV4 | G61500 | 6150 | SUP10 | 735A50 | 50CrV4 | |
15CrMn | 15Xг | 16MnCr5 | 16MC5 | ||||||
20CrMn | 20MnCr5 | 20Xг | 20MnCr5 | G51200 | 5120 | SMnC420 | 20MC5 | ||
40CrMn | 40Xг | 5140 | SMnC443 | ||||||
20CrMnSi | 20Xгс | ||||||||
25CrMnSi | 25Xгс | ||||||||
30CrMnSi | 30Xгс | ||||||||
30CrMnSiA | 30XгсA | ||||||||
35CrMnSiA | 35XгсA | ||||||||
20CrMnMo | 25XгM | 20CrMo5 | 4119 | SCM421 | 708M40 | 42CD4 | |||
40CrMnMo | 38XгM | SCM440 | |||||||
20CrMnTi | 18XгT | ||||||||
30CrMnTi | 30XгT | 30MnCrTi4 | |||||||
20CrNi | 20XH | 20NiCr6 | 3120 | 637M17 | 20NC6 | ||||
40CrNi | 40XH | 40NiCr6 | G31400 | 3140 | SNC236 | 640M40 | 35NC6 | ||
45CrNi | 45XH | 45NiCr6 | G31450 | 3145 | |||||
50CrNi | 50XH | 3150 | |||||||
12CrNi2 | 12XH2 | 14NiCr10 | 3215 | SNC415 | 14NC11 | ||||
12CrNi3 | 15CrNi13 | 12XH3A | 14NiCr14 | 3415 | SNC815 | 655M13 | 14NC12 | ||
20CrNi3 | 20XH3A | 22NiCr14 | 20NC11 | ||||||
30CrNi3 | 30XH3A | 31NiCr14 | 3435 | SNC631 | 653M31 | 30NC12 | |||
37CrNi3 | 37XH3 | 35NiCr18 | 3335 | SNC836 | 35NC15 | ||||
12Cr2Ni4 | 12X2H4A | 14NiCr18 | G33106 | 3310 | 659M15 | 12NV15 | |||
20Cr2Ni4 | 20X2H4A | 3320 | 20NC14 | ||||||
20CrNiMo | 20NiCrMo2 | 20XHM | 21NiCrMo2 | G86200 | 8620 | SNCM220 | 805M20 | 20NCD2 | |
40CrNiMoA | 40XHMA | 36NiCrMo4 | G43400 | 4340 | SNCM439 | 817M40 | 40NCD3 | ||
45CrNiMoVA | 45XMфA | SNCM447 | |||||||
18Cr2Ni4WA | 18X2H4BA | ||||||||
25Cr2Ni4WA | 25X2H4BA |
5. Why choose Yinggui Metal Products Co., Ltd.?
Excellent Quality: We utilize premium-grade raw materials and advanced production techniques to ensure that each seamless steel pipe meets international standards and industry requirements. Our products undergo rigorous quality control processes to ensure consistent quality and long-term durability.
Expertise in Large-Diameter Seamless Steel Pipes: We specialize in the manufacturing of large-diameter seamless steel pipes, equipped with advanced equipment and technologies. Through continuous research and innovation, we are able to meet the evolving market demands. Whether you require high-pressure, high-temperature, corrosion-resistant, or other specialized pipes, we offer customized solutions to meet your specific needs.
Reliable Deliveries: We are committed to on-time product deliveries, ensuring that your projects progress without delays. Our highly automated production process enables us to meet the demands of large-scale orders. We also collaborate with reliable logistics partners to ensure safe and accurate delivery of products to your designated locations.
Customer-Centric Service: Our team consists of experienced professionals dedicated to understanding and meeting customer needs. We provide comprehensive technical support and consultancy services, assisting customers in selecting the most suitable steel pipe products. Our full-service approach covers pre-sales, in-sales, and after-sales support.
By choosing Yinggui Metal Products Co., Ltd., you will gain access to high-quality large-diameter seamless steel pipes and a reliable partner. We are built on the foundation of integrity, quality, and innovation, working hand-in-hand with customers to achieve mutual success and development.
Please contact us today, and our sales team will be delighted to provide you with comprehensive solutions and quotations. We look forward to establishing a long-term partnership with you to create a prosperous future together.