Motorcycle Front Fork DIN 2393 Carbon Steel Seamless Welded Pipe

Motorcycle Front Fork DIN 2393 Carbon Steel Seamless Welded Pipe

Description:

Outside diameter : EN 10305-2 (DIN 2393)

Version : +C (BK) No heat treatment after cold drawning (for bending see NBK version)

The kind of tube is in confined restrictions to form it cold.

Straightness : Outside diameter > 15 mm = max 0,25% deviation of the length

Outside diameter 6 - 15 mm = straightened to the eye

Outside diameter < 6 mm = no guarantee for straightness

Lengths : Random 5-7 meters, cut on request

Straightness ≤0.5mm/1m
Roundness ≤0.5

OD range:15-200mm WT range: 0.8-16mm
OD tolerance:+/-0.06mm WT:(+/-0.03)
ID surface:≤0.4μm

Feature: High precision,Nice inner hole surface

Grade and comparison

DIN 2393 limit deviations for the diameter of heat treated tubes

The limit deviations for diameters given in table 2 allow for ovality and apply for the cold finished Hare BK and cold

finished soft BKW conditions.

Application:

Motorcycle front fork ,Motor outer shell,Automobile shock absorber cylinder,Dust cover,Automobile shock absorber

reservior,refrigaretion gas reservior
Production process : Material incoming inspection Surface treatment,Cold rolling Inspection,Rust preventive work,

Warehouse storage .

Standard relative information:

Din 2393 this standard specifies dimensions for welded precision steel tubes and is to be used in conjuction with

Din 2393 part2 which states the relevant technical delivery conditions, The preferred sizes listed in table 2 are

mainly used in mechanical and automotive engineerig.

Where steel tubes of dimensions specified in this standrad are to comply with the technical delivery conditions

listed in subclause 1.2 of din 2393 part2,they shall be ordered in quality grade C.

Dedignation:

Designation of a welded precision steel tube,made of St52-3 steel,with an outside diameter,D of 18mm and an inside

diameter D1 of 13mm (ID13),cold finished (Hard)(BK):

Tube DIN 2393-St52-3 BK 18XID13

Designation of a welded precision steel tube,made of St52-3 steel,with an outside diameter,D of 18mm and a wall thickness

T,of 2.5mm ,cold finished (hard)|(BK):

Tube DIN 2393-St52-3 BK 18X2.5

Designation of a welded precision steel tube,made of St52-3 steel,with an outside diameter,D of 13mm and a wall thickness

T,of 2.5mm ,cold finished (hard)|(BK):

Tube DIN 2393-St52-3 BK 13X2.5

Designation of a welded precision steel tube,made of St37.8 steel,quanlity grade C,with an outside diameter,D of 25mm and

a wall thickness T,of 1.5mm ,normalized(NBK),complying with the techenical delivery conditions specified in DIN171777:

Tube DIN 2393 -C-25x1.5-DIN17177-St37.8 NBK

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 TORICH INTERNATIONAL LIMITED. 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!