4130 Steel Grade Cold Rolled Steel Tube For Automotive Industry OD 10-150 Mm

ASTM A519 Seamless Cold Rolled Steel Tube for Automotive Purpose AISI 4130

 

Introduction

 

Item 4130 seamless cold rolled precision tube
Material

DIN Standard: St35, St52
BS Standard: CFS 4, CFS 5, CFS 10
ASTM Standard: 1020, 1045, 4130

Size 10-150mm
W.T 2-25mm
Length 5.8m,6m,8m,11.8m or as the clients' requirement
Surface Smooth, bright, black after annealed
Shape Round
MOQ 3 tons
Packing

1. Bundle packing.

2. Bevelled end or plain end or warnished as per buyer's required.

3. Marking: as per customer's requests.

4. Plastic caps at ends.

Payment Term T/T, Irrevocable L/C at sight
Trade Term FOB , CFR , CIF.etc

 

Application

 

High Precision Cold Rolled Seamless Steel Tube is used in automotive industry, and in the occasion where the high accuracy, brightness, cleanness of the tube are required.

 

Quality Standards

 

DIN 2391/ BS6323 /ASTM A519 

 

Dimension tolerance

 

I.D tolerance (mm) O.D tolerance (mm) I.D Roughness (µm) Straightness (mm/meter)
H7-H9 -/+0.5% 0.10-0.80 0.2-0.80

 

Chemical composition(%)

 

Grade C Si Mn P S Cr Mo
4130 0.28-0.33 0.15-0.35 0.70-0.90 0.035max 0.040max 0.80-1.10 0.15-0.25

 

In our trade with merchants of various countries,we always adhere to the princeple of equality and mutual benefit. It is our hope to promote,by joint ettorts,both trade and friendship to our mutual advantages.

 

4130 Steel Grade Cold Rolled Steel Tube For Automotive Industry OD 10-150 Mm

 

What we can offer?

 

-We offer a wide range of steel products in a wide variety of dimensions and executions, according to the common international specifications or customize.

-Machining and heat treatment are available.

-Also, we advise you in choosing the right materials.

 

 

Quality Assurance

 

Below inspection will be done in the production.
(1) ray detection---RT;
(2) ultrasonic testing---UT;
(3) Magnetic Particle Testing-MT;
(4) penetration testing-PT;
(5) eddy current flaw detection-ET

 

4130 Steel Grade Cold Rolled Steel Tube For Automotive Industry OD 10-150 Mm

 

Package

 

In standard export packing and seaworthy material with hexagon shape bundle, covered with tarpaulin, in containers or in bulk, or upon request

4130 Steel Grade Cold Rolled Steel Tube For Automotive Industry OD 10-150 Mm

 

Payment & Delivery

 

1. Both T/T and L/C will be acceptable

2. Trade Terms: FOB, CIF, CFR

3. The delivery will be in 10-15 days if have stock; For customized items, the delivery will be negotiated by both parties

4. Shipping by sea freight from Shanghai Port (PRC) for Bulk orders, by airfreight or express for samples

 

Company Information

 

Shanghai Unite Steel Trading Co., Ltd

We are committed to integrate engineering steel resources in china and serve the global engineering steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national famous steel enterprise.

In the aspect of resources and information, we have established cooperative and stronger relationship with nearly hundred enterprises, either state-owned or private owned in china.

What’s more, we have built long, deep and close business relationship with dozens of steel company, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want!

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FAQ

 

Q: Are you a manufacturer or merely a trader?
A: We are group of companies and owned manufacturer bases and trading company. We specialized in special steel which include alloy structural steel and carbon steel and stainless steel, etc. All material are with high quality and competitive price. 
 
Q: How do you guarantee the quality of your product?
A: Firstly, we can provide the certificates from the third party, such as TUV, CE, if you need. Secondly, we have a complete set of inspection system and every process is checked by QC. Quality is the lifeline of enterprise survival.
 
Q: Delivery time?
A: We have ready stock for most of material grades in our warehouse. If the material doesn't have stock, the delivery lead time is about 5-30 days after receiving your prepayment or firm order.
 
Q: What is the payment term?
A: T/T or L/C.
 
Q: Can we visit your company and factory?
A: Yes, warmly welcome! We can book the hotel for you before you come to China and arrange our driver to our airport to pick you up when you come. 

4130 Steel Grade Cold Rolled Steel Tube For Automotive Industry OD 10-150 Mm

Products

Cold Rolled Steel Tube

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