In order to produce 304 Stainless Steel Wire, Alloy Steel Tube, ASTM B348 Grade 5 titanium rectangle rod that lead the market and meet users' needs, our company conducts in-depth communication with thousands of consumers every year to understand consumers' pain points and real needs. Our company has established our own core team, and our R&D personnel regularly participate in technical exchanges and corporate surveys, constantly discovering problems and needs, and applying new technologies to practice. Until now our merchandise are now moving on fast and very popular all over the world.
Production Introduction
4130 steel tube, also known as chrome moly tube, is a general-purpose alloy steel tube with chrome and molybdenum as the main alloying elements. It is mainly produced as cold-drawn seamless tube, complying with international standards such as ASTM A519 and AMS-T-6736 (formerly MIL-T-6736), and domestic standard GB/T 17396-2022. It is widely recognized in global markets for its reliable quality and stable performance,4130 steel tube is commonly used for producing bike and electric bicycle.
The standard is listed below
AE 4130/JIS SCM430 25crmo4 1.7243 l alloy seamless steel tube.

Technical parameters
|
Specifications |
|
|
Chemical component |
C:0.26~0.34 Si:0.17~0.37Mn:0.40~0.70Cr:0.80~1.10Mo:0.15~0.25P:≤0.035S:≤0.035Ni:≤0.030Cu:≤0.030 |
|
Mechanical property |
Tensile strengthσb/MPa):≥930 Yield strength(σs/MPa):≥785 Elongation (δ5/%):≥12 |
Usage
®4130 material can be used to produce precise seamless tube with tolerance+-0.01mm,which can help customer to control the quality.
®Delivery time 25-35workdays
®Belongs to alloy steel
Mechanical Properties (Minimum Value)
The mechanical properties of 4130 steel tube vary slightly according to the wall thickness, and the following are the typical indicators in Condition N (cold-drawn seamless state):
|
Wall Thickness |
Tensile Strength (psi) |
Yield Strength (psi) |
Elongation (% in 2") |
|---|---|---|---|
|
Up to 0.035" (inclusive) |
95,000 |
75,000 |
10 |
|
Over 0.035" to 0.188" (inclusive) |
95,000 |
75,000 |
12 |
|
Over 0.188" |
90,000 |
70,000 |
15 |
Stock tube


Payment terms ,Delivery and Service
√Payment: All the payment can negotiate, generally by T/T or L/C.
√Delivery:25-35 days after receipt of your payment, then we ship the cement brick making machine from our factory to your delivery port.
√Service: 24 hours online service, technical overseas service

FAQ
1. Are you factory or trading company?
We have cooperative factory
2. What is your delivery time?
Always 25-35workdays
3. What kind of tubes do you have?
We have cold drawn seamless tube and hot rolled seamless tube
4. Which sea port?
We choose shanghai sea port
5. Which country have you sold these tubes?
We have sold 4130 4140 tubes to Paraguay,Portugal,Brazil,Singapore,Israel,
Our Service

The AISI 4130 Cold Drawn Seamless Alloy Steel Pipe / Tube we produced has hundreds of specifications and models and is applicable to a wide range of industries, which can greatly meet the requirements of customers for product specifications and quality. The main intention of our firm is to build up a satisfying memory for all consumers, and set up a long-term win-win small business connection. We've our individual specialist R&D enginners to meet any of the requriements.

