Heat Treatment DIN2391 Precision Steel Tubing with Thick Wall for Automotive Engineering

Quick Detail:

Standard: DIN 2391  EN10305-1, EN10305-4, BS 6323,  ISO 8535

Grade: St 30 Si / St 30 Al / St 35 / St37 / St37.4 / St45 / St 52 / St52.4 / E215 / E235 / E355
Size:(mm)

Out Dimensions: 6 mm ~ 350 mm
Wall Thickness: 0.8 mm ~30mm
Length: Fixed(6m,9m,12,24m) or normal length(5-12m)   

Description:

Precision steel tube 
Precision in size,Bright for the surface, high ability of mechanical performance  

Standard: DIN 2391, EN10305-1, EN10305-4, BS 6323,  ISO 8535

STEEL GRADE: ST30Si, ST30Al, ST35, ST37, ST37.4, ST45, ST52, ST52.4, etc

SURFACE TREATMENTS

1. Bare Tube (No coating): Bright and smooth, Surface Roughness both inner and outer surface 

0.2Ra Maximum for special requirement

2. Surface Coating

 A. Silver galvanized

 B. Yellow galvanized

 C. Olive green coated

Layer thickness: 8-20um, Salty Spray Test: 48-150 hours

3.  Black phosphate

APPLICATIONS

1. Automotive fields

 A. Fuel injection lines/nozzles

 B. CNG (Compressed Nature Gas) tube-- Burst pressure: 1307Bar, Working Pressure: around 350bar

C. Drive transmission: Steering column elements

 D. Gear shafts, hand brake, front axles, airbag inflators, stabilizers, seat fasteners, front-wheel drive shafts

2. Hydraulic Fields

A. Hydraulic circuits (HPL), pneumatic lines, and hydraulic suspension 

B. Hydraulic cylinders (HPZ)

Chemical Composition:

Steel grade		Chemical composition, as a percentage by mass
Symbol	Material number	C max.	Si max.	Mn	P max.	S max.
St 30 Si	1.0211	0.10	0.30	<=0.55	0.025	0.025
St 30 Al	1.0212	0.10	0.05	<=0.55	0.025	Mr. Charlie Zhu Tel: 86-25-58439035 Contact to this supplier Didn't find what you're looking for? Post Buying Lead or contact HiSupplier Customer Service Center  for help! Related Search Steel Tube    Erw Steel Tube    Carbon Steel Tube    Stainless Steel Tube    Seamless Steel Tube    Galvanized Steel Tube    More>> Find more related products in following catalogs on Hisupplier.com Minerals & Metallurgy >> Non-Ferrous Metal >> Magnesium & Molybdenum × Company Info Huacheng Industry Pipe Making Corporation. [China (Mainland)] Business Type:Manufacturer City: Nanjing Province/State: Jiangsu Country/Region: China (Mainland) View Contact Details You May Like: prev galvanized steel tubing Seamless Steel T... car stabilizer bar auto stabilizer bar mild steel pipe welded steel pipe seamless carbon steel pipe welded steel ... 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ASTM A179 A210 A213 A519 Round Cold Draw... GOST / SAE / JIS Thick Wall Cold Drawn S... Thick Wall Galvanized Cold Drawn Seamles... RHS SHS Thick Wall ERW Rectangular Steel... next Product (298) Others (298) Printable Page   Bookmark this page Sitemap   XML   About HiSupplier   Help Center    Customer Service   Friend Links   Site Map   Archives Browse by: China Suppliers - Hot Products - Products Directory - Offers Directory - Suppliers Directory - Buyers Directory Language Option: العربية - Nederlands- Français- Deutsch- Italiano- 日本語- 한국의- Português- Pусский- Español Copyright © HiSupplier.com Online Inc. All Rights Reserved.