Seamless Pipes of High Strength 100 KSI Grade

Author(s):  
Ettore Anelli ◽  
Andrea Di Schino ◽  
Alfonzo Izquierdo ◽  
Hector Quintanilla ◽  
Giuseppe Cumino ◽  
...  

A joint industrial program (JIP), termed “Seamless 100 ksi weldable” was launched in order to address the complex design issues of high strength Q&T seamless pipes for ultra deep water applications. The JIP was split in two main phases, the first one devoted to the development and production of seamless pipes, with minimum yield strength of 90 ksi (620 MPa) to 100 ksi (690 MPa), and the second one to evaluate their field weldability. Phase I was recently completed. The role of chemical composition and Q&T process conditions on microstructure and precipitation was analyzed, together with relevant effects on strength and toughness, for both laboratory and industrial steels. The main microstructural features which control the strength-toughness combination of these high strength Q&T steel grades were identified and results were exploited for the set-up of a production route for pipelines and risers. The 100 ksi grade was achieved in 16 mm (0.630 in) and 25 mm (0.980 in) WT pipes. Phase II is in progress.

Alloy Digest ◽  
2011 ◽  
Vol 60 (10) ◽  

Abstract Dogal 300 LAD, 340 LAD, 380 LAD, 420 LAD, 460 LAD and 500 LAD are high-strength low alloyed steels intended for pressing. The designation in the name is the guaranteed minimum yield strength. Dogal steels can be zinc coated. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on surface qualities as well as forming, heat treating, joining, and surface treatment. Filing Code: CS-167. Producer or source: SSAB Swedish Steel Inc..


Alloy Digest ◽  
2017 ◽  
Vol 66 (2) ◽  

Abstract Strenx 700 is a high-strength structural steel with a minimum yield strength of 650–700 MPa (94–102 ksi) depending on thickness. Strenx 700 meets the requirements of EN 10 025-6 for the S690 grade and thicknesses. Typical applications include demanding load-bearing structures. This datasheet provides information on composition, physical properties, and tensile properties as well as fracture toughness. It also includes information on surface qualities as well as forming, machining, and joining. Filing Code: SA-779. Producer or source: SSAB Swedish Steel Inc..


Alloy Digest ◽  
2012 ◽  
Vol 61 (5) ◽  

Abstract Dillimax 550 is a high-strength quenched and tempered, fine-grained structural steel with a minimum yield strength of 690 MPa (100 ksi). Plate is delivered in three qualities: basic, tough, and extra tough. This datasheet provides information on composition, physical properties, and tensile properties as well as fracture toughness. It also includes information on forming, heat treating, and joining. Filing Code: SA-652. Producer or source: Dillinger Hütte GTS.


Alloy Digest ◽  
2012 ◽  
Vol 61 (3) ◽  

Abstract Dillimax 500 is a high-strength quenched and tempered, fine-grained structural steel with a minimum yield strength of 500 MPa (72 ksi). Plate is delivered in three qualities: basic, high toughness, and extra tough. This datasheet provides information on composition, physical properties, and tensile properties as well as fracture toughness. It also includes information on surface qualities as well as forming, heat treating, and joining. Filing Code: SA-645. Producer or source: Dillinger Hütte GTS.


Alloy Digest ◽  
2017 ◽  
Vol 66 (6) ◽  

Abstract Sumitomo SMC276-110 (minimum yield strength of 110 ksi, or 758 MPa) is an austenitic high-strength nickel alloy for use in oil country tubular goods as a material suitable for severe sour service. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming and heat treating. Filing Code: Ni-730. Producer or source: Nippon Steel and Sumitomo Metal Corporation.


Alloy Digest ◽  
2019 ◽  
Vol 68 (2) ◽  

Abstract Strenx 100 is a high-strength, high-performance structural steel with a minimum yield strength of 690 MPa (100 ksi). It meets the requirements of ASTM A514 Grade S. Strenx 100 is a US Customary steel similar to Strenx 700 (Alloy Digest SA-779, February 2017). This datasheet provides information on composition, physical properties, and tensile properties. Filing Code: SA-838. Producer or source: SSAB Swedish Steel Inc..


Alloy Digest ◽  
2014 ◽  
Vol 63 (2) ◽  

Abstract Mecasteel 145 (minimum yield strength 145 ksi) is a high-strength prehardened steel that can be used in substitution for conventional steels, such as AISI 4330, in the manufacture of massive steel components such as machines, hydraulic systems, and pumps. This datasheet provides information on composition and tensile properties as well as fracture toughness. It also includes information on forming. Filing Code: SA-691. Producer or source: Industeel USA, LLC. Revised as Alloy Digest SA-703, July 2014.


Alloy Digest ◽  
1986 ◽  
Vol 35 (8) ◽  

Abstract BethStar 60 steel plate is a high-strength product with a 60,000 psi minimum yield strength. It contains low carbon and low sulfur and has outstanding toughness, weldability and formability. It provides the design engineer with a an economical high-strength low-alloy (HSLA) grade that can be fabricated readily. Applications include weight-sensitive components subject to high stress such as frames for large off-highway haulers. This datasheet provides information on composition, physical properties, microstructure, elasticity, and tensile properties as well as fracture toughness. It also includes information on forming, heat treating, and joining. Filing Code: SA-421. Producer or source: Bethlehem Steel Corporation.


Alloy Digest ◽  
2016 ◽  
Vol 65 (1) ◽  

Abstract SPARTAN II (HSLA-100) is one of the family of Spartan high strength (>690 MPa, or >100 ksi, minimum yield strength), high toughness, improved weldability steels, which are alternatives to traditional quenched and tempered alloy steels. The Spartan family of steels are low carbon, copper precipitation hardened steels. Spartan II has improved yield strength compared to Spartan I. This datasheet provides information on composition, physical properties, microstructure, tensile properties. It also includes information on forming and joining. Filing Code: SA-738. Producer or source: ArcelorMittal USA.


Alloy Digest ◽  
1963 ◽  
Vol 12 (4) ◽  

Abstract Jalloy-S is the trade name of a group of constructional steels which combine high strength with welding and forming ease. They are available in three grades according to their minimum yield strength, namely, Jalloy-S-90, Jalloy-S-100, and Jalloy-S-110. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on high temperature performance as well as forming, heat treating, machining, and joining. Filing Code: SA-144. Producer or source: Jones & Laughlin Steel Corporation.


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