Alloy Steel Pipes Products

ASTM ASME (S)A-335/(S)A-335M Grade and chemical composition

Grade UNS C≤ Mn P≤ S≤ Si≤ Cr Mo
P1 K11522 0.10~0.20 0.30~0.80 0.025 0.025 0.10~0.50 0.44~0.65
P2 K11547 0.10~0.20 0.30~0.61 0.025 0.025 0.10~0.30 0.50~0.81 0.44~0.65
P5 K41545 0.15 0.30~0.60 0.025 0.025 0.50 4.00~6.00 0.44~0.65
P5b K51545 0.15 0.30~0.60 0.025 0.025 1.00~2.00 4.00~6.00 0.44~0.65
P5c K41245 0.12 0.30~0.60 0.025 0.025 0.50 4.00~6.00 0.44~0.65
P9 S50400 0.15 0.30~0.60 0.025 0.025 0.50~1.00 8.00~10.00 0.44~0.65
P11 K11597 0.05~0.15 0.30~0.61 0.025 0.025 0.50~1.00 1.00~1.50 0.44~0.65
P12 K11562 0.05~0.15 0.30~0.60 0.025 0.025 0.50 0.80~1.25 0.44~0.65
P15 K11578 0.05~0.15 0.30~0.60 0.025 0.025 1.15~1.65 0.44~0.65
P21 K31545 0.05~0.15 0.30~0.60 0.025 0.025 0.50 2.65~3.35 0.80~1.60
P22 K21590 0.05~0.15 0.30~0.60 0.025 0.025 0.50 1.90~2.60 0.87~1.13
P91 K91560 0.08~0.12 0.30~0.60 0.020 0.010 0.20~0.50 8.00~9.50 0.85~1.05
P92 K92460 0.07~0.13 0.30~0.60 0.020 0.010 0.50 8.50~9.50 0.30~0.60

Note: (S)A335 P91 other chemical composition are : V 0.18~0.25; N 0.030~0.070; Ni ≤ 0.40; Al ≤ 0.04 ; Nb 0.06~0.10

(S)A335 P92 other chemical composition are : V 0.15~0.25; N 0.030~0.070; Ni ≤ 0.40; Al ≤ 0.04 ; Nb 0.04~0.09; W 1.5~2.00 ; B 0.001~0.006

Alloy Steel Pipes

Steel is itself has many qualities, but when made an alloy this could be turned into wonders. The main purpose of manufacturing this alloy steel pipe and tube variants is to improve its mechanical properties. Once turned into an alloy, steel tends to have an increased strength, more resistance to chemicals and other physical factors, and hardness.

There are various varieties of alloy steel, in which the constitution of other elements differs from 1 per cent to 50 per cent. These other elements include nickel, tungsten, molybdenum, chromium, silicon, manganese, vanadium and small quantities of a few commonly used elements such as sulphur, silicon and phosphorous. But the most important element of alloy steel is Carbon, which is essential in a substantial amount in order to help alloy steel get its properties.

There are various practical and critical applications of stainless steel. This is due to the exceptionally efficient properties that can be noticed once the alloy steel is manufactured. Some of its industrial applications include oil and gas drilling and manufacturing of various machine parts. This also has many day to day applications in the domestic and professional areas for construction and other purposes. These pipes are also suitable for flanging, bending, and similar forming operations, and also for fusion welding. But this is slightly expensive than its replacements. Still, with economic growth the demand of this alloy steel has substantially increased.

Some of the most important qualities of alloy steel, which makes it so popular among today’s industrialists include enhanced strength, toughness, hardness, hardenability, wear resistance, corrosion resistance and hot hardness. Apilinepipes is the leader of the market in steel products and one of its specialities include the alloy steel pipes. Every product manufactured by us is designed to be efficient in providing every desired feature a steel alloy should provide.

The pipes we manufactured are designed with great precision with respect to the constituent elements so that they are the ideal products for any operation that requires an alloy steel pipe. Our customer base, hence, includes most companies involved in alloy steel related activities in the domestic and industrial sectors including the oil and natural gas industries. With a diversified customer base comes a diversified client requirement due to the difference in application and uses. And we at Apilinepipes strive to ensure that we meet all of them in order to make every customer satisfied with his purchase. Our alloy steel pipe manufacturing goes through two steps to ensure the quality of the product. In the first we equip our factories with state of the art technology and machinery along with an expert supervision on the assembly line. The second starts after this manufacturing is completed. The products are verified by our experts for any defect or failure to meet the market norms and standards. Once everything is verified and cleared, the product is presented to the customer. Another reason for our success in the industry is our customer support. We have customers spread across the whole world and we make sure each of them gets the service they deserve.

Why choose Apilinepipes?

  • Quality of every material is guaranteed to be the best.
  • Every equipment involved in manufacturing of our products is regularly maintained and updated to meet the latest standards.
  • We specialize in delivering exactly what the customer wants.
  • Even after the purchase, our customer support system makes sure every customer is satisfied with the product.
  • Company Name: Apilinepipes
  • Country/Region: India
  • FOB Price:
  • Port:
  • Main Products: Seamless Pipes & Tubes, Welded Pipes & Tubes, Stainless Steel Tube, API 5L Pipes
  • No.of Employees:
  • Year Established:
  • Certification:


Alloy Steel Pipes Application

Alloy Steel Pipes High Pressure Steel Pipe are versatile in nature and can be used to transmit water, oil and natural gas. Thus, they can be used for a wide range of applications. Currently, they are mostly employed in the following industries

  • Petroleum
  • Machine Building
  • Oil & Gas
  • Petrochemical
  • Automobile
  • Chemical

Packaging and Marking

As stated above, providing excellent quality of pipes has always been the highest priority here at Apilinepipes. Thus 304 Stainless Steel Seamless / Welded Pipe pipes are wrapped by hand, instead of machines to ensure one last time before delivery that none of the pipes are damaged or otherwise compromised.


We have a wide variety of P1/P2/P5/P5b/P5c/P9/P11/P12/P22/P23/P91/P92 in our inventory. These include Alloy Steel P1 Pipe & Tube. We keep stock of the various variants of P1/P2/P5/P5b/P5c/P9/P11/P12/P22/P23/P91/P92. Apilinepipes ensures that the entire range is available for the convenience of their customers. We are one os the biggest exporters, manufacturers and stockers of Alloy Steel P1 Pipe & Tube. With the right certification, we ensure that the customers gets exactly what they want.

Apilinepipes markets for selling are:Available Stock at Apilinepipes:Pipe Gradewise Stock At a Glance:Tube Gradewise Stock At a Glance:Nickel Alloys Pipes & Tubes Stock At a Glance:Top Sellers Pipes & Tubes At a Glance:List of Countries where Trio Steel supply Pipes / Tubes :

Pricing Table

Carbon steel SMLS PipeA106, A333, X42,1/2″ To 24″10, 20, 30, STD, 40, 60, XS, 80, 100, 120, 140, 160, XXSV&M Germany, Vallourac Brazil, Tenaris Italy, NSSMC JAPAN, MSL INDIA, ISMT INDIA1200 TO 1400
Carbon steel SMLS PipeX52, X56, X60, X65, X701/2″ To 24″10, 20, 30, STD, 40, 60, XS, 80, 100, 120, 140, 160, XXSV&M Germany, Vallourac Brazil, Tenaris Italy, NSSMC JAPAN, MSL INDIA, ISMT INDIA1400 TO 2000
Carbon steel ERW, LSAW, SAW, EFW PipeAPI 5L GR.B, X42,16″ To 84″10, 20, 30, STD, 40, 60, XS, 80, 100, 120, 140, 160, XXS NSSMC JAPAN, JFE JAPAN, MSL INDIA, WELDPUN INDIA, ARCELOR MITTAL800 TO 1000
Carbon steel ERW, LSAW, SAW, EFW PipeX52, X56, X60, X65, X70, A671 & A67216″ To 84″10, 20, 30, STD, 40, 60, XS, 80, 100, 120, 140, 160, XXS NSSMC JAPAN, JFE JAPAN, MSL INDIA, WELDPUN INDIA, ARCELOR MITTAL1000 TO 1300
ALLOY STEEL TUBEA213 T11, T12, T5, T9, T22, T9112.7 MM TO 168.32MM TO 20MMNSSMC JAPAN, ISMT INDIA, V&M FRANCE4200 TO 4600
ALLOY STEEL PIPEA335 P5, P9, P11, P12, P22, P91, A6911/2″ TO 24″ SMLS & 16″ TO 48″ ERW10, 20, 30, STD, 40, 60, XS, 80, 100, 120, 140, 160, XXSNSSMC JAPAN, ISMT INDIA, V&M FRANCE, TENARIS ITALY3000 TO 5000
STAINLESS STEEL SMLS PIPEA312 TP304, 304L, 316, 316L, 321, 347, 3101/2″ To 16″10, 20, 30, STD, 40, 60, XS, 80, 100, 120, 140, 160, XXSNSSMC JAPAN / TUBACEX SPAIN / SURAJ GROUP / RATNAMANI3800 TO 5000
STAINLESS STEEL ERW PIPEA312 TP304, 304L, 316, 316L, 321, 347, 3101/2″ To 48″10, 20, 30, STD, 40, 60, XS, 80, 100, 120, 140, 160, XXSNSSMC JAPAN / TUBACEX SPAIN / SURAJ GROUP / RATNAMANI3000 TO 4000

Origin Of Material

Cities We Reach To:

Ahmedabad, Abu Dhabi, Algiers, Ankara, Al Jubail, Atyrau, Ahvaz, Al-Khobar, Aberdeen, Bengaluru, Bangkok, Bogota, Busan, Bhopal, Brisbane, Chennai, Chandigarh, Coimbatore, Calgary, Chiyoda, Cairo, Courbevoie, Colombo, Caracas, Daman, Dallas, Dubai, Doha, Dammam, Ernakulam, Edmonton, Faridabad, Gurgaon, Geoje-si, Perth, Granada, Gimhae-si, Haryana, Houston, Hyderabad, Hanoi, Howrah, Hong Kong, Ho Chi Minh City, Indore, Istanbul, Jakarta, Jeddah, Jharkhand, Kolkata, Kuwait City, Karachi, Kuala Lumpur, Ludhiana, London, Lahore, Lagos, Los Angeles, Lucknow, La-Victoria, Mumbai, Melbourne, Madrid, Muscat, Moscow, Manama, Montreal, Mexico City, Milan, New Delhi, Navi Mumbai, Noida, New York, Pimpri-Chinchwad, Port-of-Spain, Pune, Petaling Jaya, Riyadh, Rajkot, Rio de Janeiro, Seoul, Singapore, Sharjah, Santiago, Surat, Secunderabad, Sydney, Tehran, Thiruvananthapuram, Thane, Toronto, Ulsan, Vadodara, Vung Tau, Visakhapatnam.

Countries We Reach To:

Australia, Afghanistan, Algeria, Angola, Argentina, Austria, Azerbaijan, Bangladesh, Brazil, Belarus, Belgium, Bhutan, Bolivia, Bulgaria, Bahrain, Costa Rica, Canada, Croatia, Czech Republic, Colombia, Chile, China, Denmark, Egypt, Ecuador, Ghana, Greece, Gabon, Hong Kong, Hungary, India, Indonesia, Israel, Iran, Italy, Iraq, Japan, Kuwait, Kazakhstan, Kenya, Libya, Lithuania, Lebanon, Morocco, Mongolia, Mexico, Mexico, Malaysia, Nigeria, Norway, Netherlands, Nigeria, New Zealand, Oman, Philippines, Poland, Pakistan, Peru, Estonia, France, Finland, Poland, Portugal, Qatar, Romania, Russia, Spain, Serbia, Singapore, Sri Lanka, South Africa, South Korea, Switzerland,  Sweden, Slovakia, Saudi Arabia, Taiwan, Turkey, Thailand, Trinidad & Tobago, Tunisia, United States, Ukraine, United Arab Emirates, United Kingdom, Venezuela, Vietnam, Yemen.