logo

products details

Created with Pixso. Home Created with Pixso. Products Created with Pixso.
Precision Steel Tube
Created with Pixso.

DIN 2391 ST35 ST52 Hydraulic Cold Drawn Seamless Tubing

DIN 2391 ST35 ST52 Hydraulic Cold Drawn Seamless Tubing

Brand Name: TORICH
Model Number: DIN2391
MOQ: 5 tons
Price: Negotiable
Payment Terms: T/T, L/C, D/A, D/P, Western Union, MoneyGram
Supply Ability: 6000 ton/year
Detail Information
Place of Origin:
CHINA
Certification:
ISO9001, TS16949
Product Name:
DIN2391 ST35 ST52 Hydraulic Seamless Precision Steel Tubes
Standard:
DIN 2391
Surface:
BA/Black Phosphating/Galvanizing
Key Words:
Hydraulic Seamless Steel Tubes
Technique:
Cold Drawn
Delivery Condition:
NBK/BKS/+N
Section Shape:
Round
Certification:
ISO9001, TS16949
Packaging Details:
in bundles with seaworthy packing
Supply Ability:
6000 ton/year
Highlight:

Hydraulic cold drawn seamless tubing

,

DIN2391 cold drawn seamless tubing

,

DIN 2391 ST35 seamless pipe

Product Description

 DIN2391 ST35 ST52 Hydraulic Seamless Precision Steel Tubes

Standard: DIN 2391 EN 10305-1/4

Material:ST35,ST37.4,ST45,ST52.4 etc

Size: OD:4-76mm, Wall thickness:0.5-8mm

 

Hydraulic steel tube

Standard

 

Material

Delivery

Surface

Sizes

DIN

2391/1630/2445

ST37.4 ST52.4

NBK

1) BA

2) 2)Black phosphating 3)Galvanizing

OD2 -60mm 

WT0.3-10mm

EN

10305-4

E235 E355

(+)N

 

BS

3602

CFS 360

 

Zinc Layer,

thickness more than 8um

Other steel grades also available upon request

 

Delivery Condition: BK(+C), BKW(+LC), BKS(+SR), GBK(+A),NBK( +N)

BK (+C) Cold finished/hard

No heat treatment after the last cold forming process.

BKW (+LC) Cold finished/soft

After the last heat treatment there is a light finishing pass (cold drawing).

BKS (+SR) Cold finished/stress relieve annealed.

After the final cold forming process the tubes are stress relieve annealed.

GBK (+A) Annealed.

After the final cold forming process the tubes are annealed in a controlled atmosphere.

NBK (+N) Normalized.

After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere

 

Surface:

NBKGalvanization/Galvanized/Zinc CoatedBlue White Zinc (Trivalent Chromium Passivation)

Plating Colour Zinc(Trivalent Chromium Passivation)Yellow, Army-GreenPhosphated/Black Phosphated

 

Surface quality:

Without oxidization, No crack, No fold, No rolling fold, No scar, No laminar defect

 

Main feature:

High precision

Excellent brightness

No oxidization on outer and inner walls after heat treatment

High cleanness of inside wall

High pressure

No deformation after clod bending

No crack after flaring and flattening

 

Production routing:

Quality carbon steel from bao steel etc big mill, cold drawing the heat treatment without oxidization , NBK condition.

Do nondestructive testing ,HT tests and do dipping oil antirust protection, Packed tube in wooden boxes.

 

DIN 2391 ST35 ST52 Hydraulic Cold Drawn Seamless Tubing 0DIN 2391 ST35 ST52 Hydraulic Cold Drawn Seamless Tubing 1

 

Application: Hydraulic system, Automobile

DIN 2391 ST35 ST52 Hydraulic Cold Drawn Seamless Tubing 2
 

Packing & Delivery

Packing Details : In bundles or in wooden boxes packaging

DIN 2391 ST35 ST52 Hydraulic Cold Drawn Seamless Tubing 3DIN 2391 ST35 ST52 Hydraulic Cold Drawn Seamless Tubing 4

 

Our Certifications

DIN 2391 ST35 ST52 Hydraulic Cold Drawn Seamless Tubing 5

 

FAQ

Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider


Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.


Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.


Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.


If you have another question, pls feel free to contact us.