DIN 2391 Seamless Steel Pipe

Besides exhibiting high precision, these products tend to have a good surface quality and great straightness as well. There are several specifications that cover high precision tubes including – din 17175, EN 10305-1 and din 2391. Another fitting advantage of using the specification is that the inner diameter of various steel grade Precision Seamless Tubes could be constructed into a hexagon shaped one.

Furthermore, the performance of these steel High precision Tubes tends to be superior, with the metal becoming relatively dense. Compared with solid steel pipes, including a steel round furnished seamless steel pipe, the precision seamless steel tubes are light in weight, even if both the varieties of pipes have the same bending and torsional strength. Amongst numerous steel sections, they gravitate towards the economical side.  Therefore, the din 2391 seamless precision steel tubes widely adopted in the assembling of anatomical parts as well as mechanical parts. In addition, the manufacturing of EN 10305-1 Precision cold drawn steel tube can enhance material utilization, conserve materials and processing man-hours & simplify manufacturing processes, as well. Generally, precision seamless pipes such as din 17175 Cold Rolled Steel Tube are accepted in industries with high precision requirements, as opposed to their regular seamless counterparts, which are mostly applied without precision specifications. However, the expense of a precision seamless pipe of an identical specification tends to be much more high-priced in comparison to that of regular seamless pipes.


Seamless steel pipe Product line

KUAIMA steel company has more than ten years of experience in diversified operations and multi-product transactions, involving round bar, ship plate, seamless pipe, plate, coil, wire, bright bar, pipe fittings and a wide range of carbon steel, alloy steel And more product sizes of stainless steel materials, these products we produce meet national and international quality standards, such as ASTM, ASME, DIN, JIS, ISO, etc. The company has 25 production lines for various products, with an annual output of 500,000 tons, and is committed to Provide high-quality steel products and provide supporting services and solutions for global customers. Welcome to KUAIMA steel company.

Chemical composition of DIN 2391 Seamless Steel Pipe

Speci -cationGradeChemical Composition [%]
CMnPSSiCrMoCuNiV
MinMax.MinMax.Max.Max.Min.MaxMin.MaxMin.MaxMaxMaxMax
DIN 2391St - 45-0.170.4-0.0250.025-0.35-------
St - 45-0.210.4-0.0250.025-0.35-------
St - 52-0.22-1.60.0250.025-0.55-------


Mechanical property of DIN 2391 Seamless Steel Pipe

Speci -cationGradeMechanical Properties
Yield StrengthTensile Strength% Elongation (G.L. 50 mm WT 8 mm) e (min.)
Min.Min.
PSIMPaPSIMPa
DIN 2391St - 45NBK : 215 / GBK : -NBK : 340 / GBK : 315NBK : 470
St - 45NBK : 255 / GBK : -NBK : 440 / GBK : 390NBK : 570
St - 52NBK : 355 / GBK : -NBK : 490 / GBK : 490NBK : 630


Product Introduction of DIN 2391 Seamless Steel Pipe

Product name

Seamless pipe; SMLS steel pipes

 

 

Standards & Grades

GB/T8162 20#, 35#, 45# Q345, Q345B, Q345C, Q345D, Q345E, 20Mn2, 30Mn2, 40Mn2, 20CrMo, 30CrMo, 35CrMo, 42CrMo; GB/T8163 20#; GB/T3087 10#, 20#; GB/T5310 20G, 20MnG, 25MnG, 15CrMoG, 12Cr1MoVG; GB/T9948 20#, 16Mn,12CrMo, 15CrMo; GB6479 20#, 16Mn, 12CrMo, 15CrMo; ASME SA213 T5, T9; API 5L, A, B, X42, X46, X56, X60, X65; ASTM A106, ASTM A53 Gr B; SA210, SA178, SA192, SA335, T2/P2, T11/P11, T12/P12, T22/P22, T91/P91; DIN 17175 ST35.8, ST45.8, DIN1629; API 5L Gr.B, X42-X70; ISO 11960, GOST, API 5CT J55 K55 N80-1 N80-Q L80-1 L80-9Cr P110, etc.

Structural pipe

20# 35# 45# Q345B, 16Mn, Q345B-E, 20Mn2, 25Mn, 30Mn2, 40Mn2, 45Mn2, SAE1018, SAE1020, SAE1518, SAE1045.

Liquid pipe

20# q295b-e, q345b-e

High pressure boiler tube

20G 15MnG 20MnG 15CrMoG, 12Cr1MoVG

St35.8, sa106b, sa106c, sa210a, sa210c, A333P2, A333P11, A33P12, A333P22, A33P36, A333P91, A333P92, A335T2, A335T11, A335T12, A335T22, A335T91, A335T23, A335T9

Pipeline 

API SPEC 5L, X42, X52, X60, X65,X70,X80

ASTMA53, ASTM A106, ASTM A333, BS301, BS3602, BS3603, BS3604, PSL1, PSL2, DNV-OS-F101, CSA-Z245

Alloy pipe

4140, 42CrMo, 32CrMo, 15CrMo

 

  Outer Diameter

 

 

 10~630mm

Wall Thickness

2.5~50mm

Length

5.8m, 6m, 11.8m, 12m, Random length, or as required

Delivery conditions

N-(normalizing); A-(annealing); T-(tempering); Q-(quenching); N+T; Q+T.etc

Processing

Galvanizing; cutting; making thread outside the pipe; Machining.

Ends

Flat end or beveled end, threaded end. Protected by plastic caps or steel rings

Packing

Black paint, Varnish painting, Tarpaulin packing

Standard export packaging, suitable for various modes of transportation,Or provided on request.

Pricing Term

Ex-Work,FOB,CNF,CFR,CIF,FCA etc.

Payment term

TT,  L/C, Western Union, etc.

MOQ

1 Ton


Hot sale product of DIN 2391 Seamless Steel Pipe

ASTM A53 Seamless Steel PipeEN 10216-1 Seamless Steel Pipe
ASTM A106 Seamless Steel PipeEN 10216-2 Seamless Steel Pipe
ASTM A333 Seamless Steel PipeDIN 2391 Seamless Steel Pipe
ASTM A334 Seamless Steel PipeASTM A-519 Seamless Steel Pipe
EN 10305-1 Seamless Steel PipeASTM A179 Seamless Steel Pipe
EN 10305-4 Seamless Steel PipeASTM A192 Seamless Steel Pipe


Seamless steel pipe application

Seamless steel pipes are mainly used in chemical, petrochemical, marine engineering, seawater pipelines, seawater desalination and other industries, nuclear engineering, paper and pulp industry

Seamless steel pipe price

oil and gas

Kuaima Steel provides a complete set of equipment and installations for drilling, transportation and storage in the oil and gas industry.

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energy

Kuaima Steel serves the entire service cycle of power generation and synchronous activities in design, construction, repair and maintenance.

construction

Kuaima Steel provides comprehensive products and services for infrastructure, bridges, pipelines, etc.

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marine

Kuaima Steel is a trusted supplier for subsea to surface operations and shipbuilding operations.

Seamless steel pipe size

We supply and export Seamless steel pipe in following countries

Malaysia, United Arab Emirates, Indonesia, Saudi Arabia, Iran, Qatar, India, China, United Kingdom, Singapore, Canada, Thailand, Korea, Turkey, Philippines, Egypt, Germany, Italy, Japan, Russia, Vietnam, Australia, South Africa , Portugal, Morocco, Costa Rica, Kazakhstan, Netherlands, Mexico, Brazil, France, Spain, Nigeria, Bangladesh, Kuwait, Iraq, Ukraine, Poland, Jordan, Romania, Oman, Hong Kong, Venezuela, Colombia, Norway, Chile, Te Trinidad and Tobago, Greece, Czech Republic, Belgium, Sri Lanka, Cyprus, Angola, Myanmar (Burma), United Kingdom, Canada, Korea, Thailand, Netherlands, Spain, Turkey, Australia, Mexico, Pakistan, Vietnam, Brazil, Philippines, France, Taiwan, Poland, South Africa, Russia, Nigeria, Kuwait, Czech Republic, Norway, Romania, Egypt, Oman, Sweden, Belgium, Hong Kong, Israel, Colombia, Switzerland, Denmark, Finland, Argentina, Venezuela, Peru, Ukraine , Chile, Bangladesh, Portugal, Ireland, Austria, Algeria, Greece, Iraq, New Zealand, Slovakia, Hungary, Kazakhstan, Slovenia, Lithuania, Serbia, Sri Lanka, Bahrain, Bulgaria, Morocco, Tunisia, Croatia, Jordan, Ecuador, Te Trinidad and Tobago, Estonia, Azerbaijan, Ghana, Lebanon, Cyprus, Dominican Republic, Latvia, Libya, Costa Rica, Cambodia, Macedonia (FYROM), Belarus, Jamaica, Palestine, Turkmenistan Belarus, Jamaica, Palestine, Turkmenistan Belarus, Jamaica, Palestine, Turkmenistan and other countries

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