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Big discounting 12cr1mov Precision Tube - Quality assurance of thick wall steel pipe made in China – Weichuan
Alloy steel pipe is mainly used for high-pressure and high-temperature pipelines and equipment such as power plant, nuclear power, high-pressure boiler, high-temperature superheater and reheater. It is made of high-quality carbon steel, alloy structural steel and stainless heat-resistant steel through hot rolling (extrusion, expansion) or cold rolling (drawing). The biggest advantage of alloy steel pipe is that it can be recycled 100%, which is in line with the national strategy of environmen... -
Factory Cheap 16mn Marine Special Pipe - Large diameter spiral steel pipe manufacturer – Weichuan
a. During the forming process, the steel plate is deformed evenly, the residual stress is small, and the surface is not scratched. The processed spiral steel pipe has greater flexibility in the size and specification range of diameter and wall thickness, especially in the production of high-grade thick wall pipe, especially small and medium-sized thick wall pipe, which has incomparable advantages over other processes, and can meet more requirements of users in the specification of spiral stee... -
Hot sale Factory 40cr Precision Tube - Thick wall steel pipe manufacturer’s stock – Weichuan
The biggest difference between thick wall steel pipe and thin wall steel pipe lies in the thickness of steel pipe wall. Generally speaking, thin wall steel pipes are cold drawn technology, while thick wall steel pipes are generally hot rolled technology. If it is distinguished by measurement unit, it is generally considered that wall thickness / pipe diameter equal to 0.05 is the watershed between thick wall steel pipe and thin wall steel pipe, The thin-walled steel pipe with wall thickness /... -
Top Quality 16mn Seamless Rectangular Tube - Dachang genuine 304L stainless steel pipe sales – Weichuan
The American Iron and Steel Institute uses three digits to mark various standards Quasi malleable. Of which: ① Austenitic stainless steel is indicated by numbers of 200 and 300 series, ② Ferritic and martensitic stainless steels are represented by 400 series numbers. For example, some of the more common austenitic stainless steels Marked 201, 304L, 316 and 310, ③ Ferritic stainless steel is marked with 430 and 446, and martensitic stainless steel is marked with 410, 420 and 440C Note, duplex ... -
OEM Factory for 16mn Heat Expanded Seamless Pipe - Various thick walled square tubes are customized – Weichuan
1. According to the process – arc welding square tube, resistance welding square tube (high frequency and low frequency), gas welding square tube and furnace welding square tube 2. According to the weld – straight welded square pipe and spiral welded square pipe. Square tubes are divided into ordinary carbon steel square tubes and low alloy square tubes according to material. 1. Ordinary carbon steel is divided into Q195, Q215, Q235, SS400, 20# steel, 45# steel, etc. 2. Low alloy... -
Online Exporter 45mn 2 Thick Wall Alloy Pipe - Stainless steel pipe stock specifications are complete – Weichuan
Stainless steel pipes are divided into ordinary carbon steel pipes, high-quality carbon structural steel pipes, alloy structural pipes, alloy steel pipes, bearing steel pipes, stainless steel pipes, bimetallic composite pipes, coated and coated pipes to save precious metals and meet special requirements. Stainless steel pipes have a wide variety, different uses, different technical requirements and different production methods. At present, the outer diameter range of steel pipes is 0.1-4500mm... -
Wholesale Price China Rectangular Tube - High pressure steel pipe manufacturer’s warranty – Weichuan
Genuine high-pressure steel pipe of large factory is of high quality and low price. High pressure steel pipe is a high-quality carbon steel, alloy structural steel and stainless steel seamless steel pipe used to manufacture high-pressure vessels and pipes. High pressure steel pipe has good comprehensive mechanical properties at room temperature and high temperature and strict quality control. It is suitable for various working occasions under high pressure. High pressure steel pipes are mainl... -
OEM Manufacturer A106grb Finish Rolled Steel Pipe - Quality and quantity of stainless steel welded pipe – Weichuan
Stainless steel welded pipe, referred to as welded pipe for short, is a steel pipe made of commonly used steel or steel strip after crimping and forming by the unit and die. Welded steel pipe has the advantages of simple production process, high production efficiency, many varieties and specifications and less equipment investment, but its general strength is lower than that of seamless steel pipe. Since the 1930s, with the rapid development of high-quality strip continuous rolling production... -
2021 Good Quality Finish Rolled St52 Seamless Steel Pipe - Warranty sales of 30CrMo alloy steel pipe manufacturer – Weichuan
16Mn is a low-alloy high-strength structural steel: the carbon content is 0.1% – 0.25%, and the main alloy elements manganese, silicon, vanadium, niobium and titanium are added; Its total alloy content is less than 3%. According to the strength, it is divided into four levels: 300, 350, 400 and 450MPa. There are mainly q295, Q345, Q390, Q420 and Q460 “Q” is the Chinese Pinyin capital prefix of the word “Qu” that yields, and the subsequent number is the minimum yi... -
Factory directly Bright Tube Manufacturer - Medium and low pressure steel pipe made in China – Weichuan
(1) Gb3087-82 seamless steel tubes for low and medium pressure boilers. Tensile test shall comply with GB / t228-87, hydrostatic test with GB / t241-90, flattening test with GB / t246-97, flaring test with GB / t242-97 and cold bending test with gb244-97. (2) Gb5310-95 seamless steel tubes for high pressure boilers. Tensile test, hydraulic test and flattening test are the same as those specified in gb3087-82; Impact test according to gb229-94, flaring test according to GB / t242-97 and grain ... -
factory low price Straight Sun Umbrella - Seamless steel pipe direct sales of various materials – Weichuan
(1) High quality carbon structural steel grades include 20g, 20mng and 25mng. (2) Alloy structural steel grades: 15mog, 20mog, 12crmog, 15CrMoG, 12CR2MOG, 12crmovg, 12Cr3MoVSiTiB, etc. (3) In addition to ensuring chemical composition and mechanical properties, 1Cr18Ni9 and 1cr18ni11nb boiler tubes commonly used in rusty heat-resistant steel shall be subject to hydrostatic test, flaring and flattening test one by one. Steel pipes shall be delivered in heat treated condition. (1) Gb3087-2008 s... -
Special Design for 20g High Pressure Seamless Steel Pipe - 15CrMoG high pressure steel pipe quality assurance – Weichuan
15CrMoG steel pipe is a kind of seamless steel pipe, and its performance is much higher than that of ordinary seamless steel pipe. Because this kind of steel pipe contains more Cr, its high temperature resistance, low temperature resistance and corrosion resistance can not be compared with other seamless steel pipes, so alloy pipe is widely used in petroleum, chemical industry, electric power, boiler and other industries. The principle of hydrogen purification by 15CrMoG steel pipe is that w...
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