Alloy Steel Pipe Manufacturer

Alloy Steel Pipe

Alloy steel pipe is a kind of steel pipe, named after its material-alloy steel. It is made by high-quality carbon steel, structural alloy steel and heat-resistant stainless steel. And it is formed by hot rolling or cold rolling.
 
Alloy steel pipes are mainly used for high-pressure and high-temperature pipelines and equipment in power stations, nuclear power plants, high-pressure boilers, high-temperature superheaters and reheaters.
 
Topper is known as a reliable manufacturer and supplier of alloy steel pipes. We are able to provide our customers with impeccable alloy steel pipes, which feature corrosion resistance, low temperature resistance, light weight, small size and good flexibility. Moreover, this alloy pipes are quite economical and saves the cost for it is 100% recycled. Hence, the alloy steel pipe is welcomed by the vast majority of customers. And we stock an extensive inventory of high-quality alloy steel pipes to ensure the best service to our clients.
 
On the basis of ASTM, ASME, DIN, EN, BS, JIS, GOST, GB standards and customers' special requirements, Topper can offer alloy steel pipes with OD 6/25 - 100 inch and WT 1/25 - 8 inch. Customized diameters are also available.

The key specification:
Standards: ASTM A199, ASTM A213, ASTM A333, ASTM/ASME A335, ASTM A519, ASTM A519-89, ASME SA519, GB 9948, GB 5310, GB 18248, EN 10083, EN10216-2, etc.
Materials: ASTM A199 T5, ASTM A199 T9, ASTM A199 T11, ASTM A199 T22, ASTM A213 T2, ASTM A213 T5, ASTM A213 T9, ASTM A213 T11, ASTM A213 T12, ASTM A213 T22, ASTM A213 P91, ASTM A213 P92, ASTM A213 T91, ASTM A213 T92, ASTM A335 P11, ASTM A335 P12, ASTM A335 P5, ASTM A335 P22, ASTM A335 P9, ASTM A335 P91, ASTM A335 P92, ASTM A333 (ASME SA333) Gr.1, ASTM A333 Gr.6, ASTM A333 Gr.3, ASTM A519 4130, ASTM A519 4135, ASTM A519 4130X, ASTM A519 4140, GB 9948 12Cr5Mo NT, GB 9948 12Cr5MoI, GB 9948 12Cr9Mo, GB 9948 15CrMo, GB 9948 12Cr2Mo, GB 5310 12Cr1MoVG, GB 5310 15CrMoG, GB 18248 30CrMo, GB 18248 35CrMo, GB 18248 42CrMo, EN 10083 34CrMo4, EN 10216-2 13CrMo4-5, EN 10216-2 1-CrMo9-10, EN 10216-2 X10CrMoVNb9-1, EN 10216-2 15NiCuMoNb5-6-4, etc.
Wall Thickness: 1 - 200 mm (1/25 Inch - 8 Inch).
Outer diameters: 6/25 Inch - 100 Inch.
Lengths: Single Random (SRL), Double Random (DRL), Standard & Cut Length, or customized length.
Ends: Plain End, Beveled End, Treaded.
 
Alloy steel seamless pipe is a member of seamless steel pipe and it boasts much higher performance than the ordinary seamless steel pipe. This pipe contains silicon, manganese, chromium, nickel, molybdenum, tungsten, rare earth and other elements.  

Alloy steel seamless pipe covers an extensive range of industrial sectors. It is fit for sea water equipment, chemical equipment, petrochemical industries, off-shore oil drilling companies, power generation and other energy-related industries.

Specialized in providing various steel pipes for more than 30 years, Topper is one of the enterprises which boasts the best-quality alloy steel seamless pipes. Because of containing more chromium, these pipes are better able to withstand high and low temperatures, and be resistant to corrosion, which is unparalleled among the seamless steel pipes. Therefore, such pipes are favoured by many a client from all over the world.    

Topper offers alloy steel seamless pipes that are being designed according to ASTM/ASME A335 standards and other international standards. We can manufacture these pipes with OD 6/25 inch - 100 inch and WT 1/25 inch - 8 inch with competitive price, premium quality and flexible delivery time. Customized diameters are also available.

We strive to win repeat business with the best service. And we will stick to offering more support of quality, technology and price, continue to innovate, promote more cooperation and develop new cooperation markets with you.

The key specifications:

Standards: ASTM/ASME A335, ASTM/ASME A213, ASTM A519, GB 9948, GB 5310, ASTM A333 (ASME SA333), GB 18248, EN 10083, EN 10216-2, etc.
Materials: ASTM/ASME A335 P5, ASTM/ASME A335 P22, ASTM/ASME A335 P9, ASTM/ASME A335 P11, ASTM/ASME A335 P22, ASTM/ASME A335 P91, ASTM/ASME A335 P92, ASTM A335 P12, ASTM/ASME A213 T91, ASTM/ASME A213 P91, ASTM/ASME A213 T92, ASTM/ASME A213 P92, ASTM A213 T5, ASTM A213 T9, ASTM A213 T11, ASTM A213 T12, ASTM A213 T22, ASTM A333 (ASME SA333) Gr.1, ASTM A333 (ASME SA333) Gr.6, ASTM A333 (ASME SA333) Gr.3, ASTM A519 4130, ASTM A519 4135, ASTM A519 4130X, ASTM A519 4140, GB 9948 12Cr5Mo NT, GB 9948 12Cr5MoI, GB 9948 12Cr9Mo, GB 9948 15CrMo, GB 9948 12Cr2Mo, GB 18248 30CrMo, GB 18248 35CrMo, GB 18248 42CrMo, GB 5310 12Cr1MoVG, GB 5310 15CrMoG, EN 10083 34CrMo4, EN 10216-2 13CrMo4-5, EN 10216-2 1-CrMo9-10, EN 10216-2 X10CrMoVNb9-1, EN 10216-2 15NiCuMoNb5-6-4, etc.
Wall Thickness: 1 - 200 mm (1/25 Inch - 8 Inch).
Outer diameters: 6/25 Inch - 100 Inch.
Lengths: Single Random (SRL), Double Random (DRL), Standard & Cut Length, or customized length.
Ends: Plain End, Beveled End, Treaded.
 
Alloy steel welded pipe belongs to the family of the alloy steel pipe. It is named according to the manufacturing technique of a steel pipe. It is manufactured from plate or from continuous coils or strips.
 
Alloy steel welded pipe is found in an extensive range of applications such as in petroleum, aerospace, chemical equipment, sea water equipment, heat exchangers, power generation, boilers, gas processing, military industry.
 
Topper is one of the largest manufacturers and suppliers of alloy steel welded pipes in China, and thus guaranteeing customers the high quality and durability of these pipes. They are precisely designed and manufactured by high-quality raw materials and sophisticated machinery. What's more, our inventory is complete with diverse sizes, grades, specification and shapes of these pipes. You can definitely find what you want above all things. And Topper will stick to innovating to provide you with the best products.
 
Topper manufactures and supplies alloy steel welded pipes according to ASME standards & other international standards. Base on that, we can provide alloy steel welded pipes in square, rectangular, round and other required forms, with OD 9 inch - 80 inch and WT 1/5 inch - 1 inch. This pipes can further be customized in terms of thicknesses, sizes and other specifications as per the specific requirements of our customers.
 
The key specification:

Standards: ASTM A691, ASTM A530/A530M, ASTM A335 (ASME SA335), ASTM A387, ASTM A213, etc. 
Materials: ASTM A530/A530M P5, ASTM A530/A530M P9, ASTM A530/A530M P11, ASTM A530/A530M P22, ASTM A530/A530M, P91, ASTM A335 P5, ASTM A335 P9, ASTM A335 P11, ASTM A335 P12, ASTM A335 P22, ASTM A335 P91, ASTM A335 T5, ASTM A335 T11, ASTM A335 T12, ASTM A335 T9, ASTM A335 T22, ASTM A335 T91, ASTM A335 T92, ASTM A387 T5, ASTM A387 T11, ASTM A387 T12, ASTM A387 T9, ASTM A387 T22, ASTM A387 T91, ASTM A387 T92, ASTM A213 T1, ASTM A213 T2, ASTM A213 T5, ASTM A213 T11, ASTM A213 T12, ASTM A213 T9, ASTM A213 T22, ASTM A213 T91, ASTM A213 T92, ASTM A691 1-1/4CR.
Wall Thickness: 1/5 Inch - 1 Inch.
Outside diameter: 9 Inch - 80 Inch.
Lengths: Single Random (SRL), Double Random (DRL), Custom Cut Lengths.
Ends: Plain End, Beveled End, Treaded.