Round EN 10217-2 Welded Steel Tubes P195GH P235GH P265GH 16Mo3 HFW SAWH SAWL

EN10217-2 Welded Steel Tubes P195GH P235GH P265GH 16Mo3 HFW SAWH SAWL

EN10217-2 Welded steel tubes for pressure purposes - Technical delivery conditions -
Part 2: Electric welded non-alloy and alloy steel tubes with specified elevated temperature properties

Material:
Fully killed steel, Fine grain steel with a ferritic grain size.

Steel Names:
In accordance with EN10027-1 and CR10260

Manufacture:
HFW High frequency welded
SAW Submerged arc welded - longiditudinal seam - SAWH
- helical seam - SAWL

Welding Procedure:
Testing and inspection of the welding procedure for submerged ard welded(SAW) tubes are witnessed and approved in accordance with EN10217-1

Apperance and General:
The weld areas are free from cracks, lack of fusion and lack of penetration
The tubes are free from external surface defects that can be detected by visual examination.

Leak-tigthtness:

The Tubes shall pass a hydrostatic test or electromagnetic test for leak-tightness

Non-Destructive Testing:

The full length of the weld seam of all EW and BW tubes ahll be subjected to a Non-Destructive test for detection of longitudinal imferfections

The full length of the weld seaml of all SAW tubes shall be subjuected to a Non-Destructive test for the detection of imperfections.

Straightness:

The deviation from straightness, of any tube length L, shall not exceed 0.0015L.

Deviations from Straightness over any one meter length shall not exeed 3mm.

Preparation of ends:

Tubes shall be delivered with square cut ends. The ends shall be free from excessive burrs.

Chemical Composition:

EN10217-1 Part 1: Non-alloy steel tubes with specified room temperature properties

EN10217-2 Part 2: Electric welded non-alloy and alloy steel tubes with specified elevated
temperature properties

EN10217-3 Part 3: Alloy fine grain steel tubes

EN10217-5 Part 4: Electric welded non-alloy steel tubes with specified low temperature
properties

EN10217-5 Part 5: Submerged arc welded non-alloy steel tubes with specified low
temperature properties

EN10217-6 Part 6: Submerged arc welded non-alloy steel tubes with specified low
temperature properties

EN10217-7 Part 7: Stainless steel tubes.


Normative References:
EN 760, Welding consumables - Fluxes for submerged arc welding - Classification

EN 895, Destructive tests on welds in metallic materials - Transverse tensile test

EN 910, Destructive tests on weld in metallic materials - Bend test

EN1321, Destructive tests on welds in metallic materials - Macroscopic and microscopic examination
of welds

EN10002-1, Metallic materials - Tensile testing - Part 1: Method of test at ambient temperature

EN10002-5, Metallic materials - Tensile testing - Part 5: Method of tesing at elevated temperature

EN10020, Definitions and classification of grades of steel

EN10021, General techical delivery requirements for steel and iron products

EN10027-1, Destructive systems of steels - Part 1: Steel names, principle symbols.

EN10027-2, Designation systems for steels - Part 2: Numerical systems.

EN10045-1, Metallic materials - Charpy impact test - Part 1: Test method

EN10052, Vocabulary of heat treatment terms of ferrous products

EN10204, Metallic products - Types of inspection documents

EN10200, Seamless and welded steel tubes - Dimensions and masses per unit length

EN10233, Metallic materials - Tubes - Flattening test

EN10234, Metallic materials - Tubes - Drift expanding test

EN10236, Metallic materials - Tubes - Rings expanding test

EN10237, Metallic materials - Tubes - Ring tensile test

EN10246-1, Non-Destructive Testing of steel tubes Part 1: Automatic electromagnetic testing of
seamless and welded ( except submerged arc welded) ferromagnetic steel tubes for
verification of hydraulic leaktightness

EN10246-3, Non-Destructive Tesing of steel tubes - Part 3: Automatic eddy current testing of seamless
and welded ( except submerged arc-welded) steel tubes for detection of imperfections.

EN10246-5, Non-Destructive Testing of steel tubes - Part 5: Automatic full peripheral magnetic
transducer/flux leakage testing of seamless and welded (except submerged arc-welded)
ferromagnetic steel tubes for the detection of longitudinal imperfections

EN10246-6, Non-Destructive Tesing of steel tubes - Part 6: Automatic full peripheral ultrasonic testing of
seamless steel tubes for the detection of transverse imperfections.

EN10247-7, Non-Destructive Testing of steel tubes - Part 7: Automatic full peripheral ultrasonic testing of
seamless and welded ( except submerged arc welded) steel tubes for the detection of
longitudinal imperfections.

EN10246-8, Non-Destructive Testing of steel tubes - Part 8: Automatic ultrasonic testing of the weld
seam of electric welded tubes for the detection of longitudinal imperfections.

EN10246-9, Non-Destructive Testing of steel tubes - Part 9: Automatic ultrasonic testing of the weld
seam of submerged arc-welded tubes for the detection of longitudinal and/or
transverse imperfections.

EN10246-10, Non-Destructive Testing of steel tubes - Part 10: Radiographic testing of the weld
seam of automatic fusion arc-welded tubes for the detection of imperfections.

EN10246-14, Non-Destructive Testing of steel tubes - Part 14: Automatic ultrasonic testing of the
seamless and welded (except submerged arc welded) steel tubes for detection of laminar
imperfections

EN10246-15, Non-Destructive Testing of steel tubes - Part 15: Automatic ultrasonic testing of strip/plate
used in the manufacture of steel tubes for detection of laminar imperfections

EN10246-16, Non-Destructive Testing of steel tubes - Part 16: Automatic ultrasonic testing of the area
adjacent to the weld seam of welded steel tubes for the detection of laminar imperfections

EN10246-17, Non-Destructive Testing of steel tubes - Part 17: Automatic ultrasonic testing of tube ends
of seamless and welded steel tubes for the detection of laminar imperfections

EN10256, Non-Destructive Testing of steel tubes - Qualification and competence of level 1 and level 2
NDT personnel

Who We are ？

-------A professional steel pipes materials inventor, manufacturer and solution provider
Torich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the factories of Seamless Steel Tubes with Carbon and Alloy Steel Grade, Welded Precision Steel Tubes，DOM Steel Tubes, Seamless & Welded Stainless Steel Tubes with Nickel and Alloy Steel Grade.
Our factory was established since 1997, with the name of Haiyan Sanxin Steel Pipe Co., Ltd. The factories’ technicians are of great engineering experience in steel pipe industry for more than 20 years, which are in great command of production technology for Cold Drawing and Cold Rolling. So we have strong technician team and manufacturing capability.

What products we do？

------- Invent and produce various Precision Steel Pipes

Our steel pipes cover the following ranges:
Seamless Precision Steel Pipes

Bearing Steel Tubes
Welded Precision Steel Pipes, with DOM production
Seamless Heat Exchanger Steel Pipe
Seamless Boiler Steel Pipes

Honed Tubes

Hydraulic Cylinder Steel Tubes

Hydraulic Telescopic Cylinder Tubes
Seamless Structural Steel Pipes
Seamless Mechanical Steel Pipes
Seamless Alloy Steel Tubes & Pipes
Seamless Stainless Steel tubes
Welded Stainless Steel Tubes
Seamless Stainless Steel Tubes & Pipes
Welded Stainless Steel Tubes & Pipes
Seamless Carbon Steel Tubes & Pipes
Nickel Alloy Steel Tubes & Pipes

What TORICH do:
1. Producing Steel Tubes
2. Selling both on Domestic and International Market
3. Precisely Targeting Customers’ Requirement- Sourcing the right factory for right products for Customers

Products Application:
Oil Cylinders
Air Cylinder, 
Automotive Cylinder Liners
Boilers, Pressure Vessels
Shell & Heat Exchangers
Jack Lifting
Telescopic Systems
Pneumatic Cylinders
Agricultural Machineries

Size range is: 
O.D. 4-350mm, 
W.T. 0.5-30mm, 
Length: according to customer’s requirement and agreement
 

Steel Grade:
Carbon Steel Grade:
ST35.8, ST37.0, ST44, ST52;
E155, E195, E215, E235, E275, E355;
195GH, P235GH, P265GH, P195TR1, P195TR2, P235TR1, P235TR2, P265TR1, P265TR2;
SAE1010, SAE1020, SAE1026, SAE1035, SAE1045;

Carbon steel tube: SA178, A179, A192, A210, SA213, SA214, etc.

Alloy Steel Grade:
T2, T5, T9, T11, T12, T17, T21, T22, T91,T92, 15Mo3,16Mo3, 13CrMo44;
SAE4130, SAE4140, 40Cr, 40Cr4, 10CrMo910, 12CrMo910, 11CrMo910,
25CrMo4, 35CrMo, 35CrMo4, 42CrMo4, 34CrMo4, 20MnV, 20MnV6,20CrMn;
Carbon steel tube: A179,A192,A210,DIN17175,etc.

Bearing Steel Grades:
GCr15 52100 suj2 suj3 100Cr6 SKF3S SKF3S 20CrNiMo 8620H 4118H;

Nickel Alloy Grade:
N02200/2201, N04400, N06600, N06601, N06625, N06852, N06219, N06690, N08800/8810/8811, N08825, N08028, N08535, N08904, N08925, N08926, N010276, N06022, etc.

Austenitic/Super Austenitic Stainless Steel Grade:
304/304L, 316/316L, 314, 321, 347H, 316Ti, 316LMod, 317L/N, 310S, 253MA, 330, 904L, S31254, XM-19, etc. 

Ferrite/Martensite Stainless Steel Grade:
TP410, TP405, TP420, TP430, TP430Ti, TP403, TP409, TP444, TP439, TP446, etc. 

Duplex/Super Duplex Stainless Steel Grade:
S31803, S32304, S31500, S32550, S32750, S32760, etc. 

Corporate Culture:
We focus on Quality First, Quality Traceability, and Quality Stability!
We focus on Customer First, People First, and Quality-Oriented!

Success:
First factory started in 1997, in the name of Torich , now covers 50000 square meters of factory building, with more than 100employees, and over 45 million RBM assets.
In 2008, we started the company of Torich International Limited for international business and marketing.
Welcome partners from all over the world for long term cooperation!