CrMo AISI 4130 cold drawn seamless alloy tube /china steel pipe factory direct supplier

$1.30 - $3.00
Min. Order
1 Kilogram
Company Information

Changzhou Drake International Trade Co., Ltd.

CN Manufacturer, Trading Company
Response Time
Response Rate:
US$ 170,000+
5 Years Paid Supplier Gold Supplier Onsite Check Trade Assurance
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Quick Details

Payment Terms: D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability: 800 Ton/Tons per Month
Standard: ASTM,GB
Standard2: ASTM A106-2006,GB 3087-1999
Grade Group: 10#-45#
Grade: 10#
Section Shape: Round
Outer Diameter(Round): 3 - 80 mm
Place of Origin: Jiangsu China
Application: Fluid Pipe
Thickness: 0.5 - 8 mm
Surface Treatment: Polishing
Certification: ISO9001:2008
Technique: Cold Drawn
Alloy Or Not: Non-alloy
Special Pipe: Thick Wall Pipe
Secondary Or Not: Non-secondary
color of steel tube: slivery
tolerance of steel tube: +/-0.03mm
shape of steel tube: round pipe
technology of steel tube: cold drawn & cold rolled
Standard: ASTM, DIN, GB, JIS, DIN 2391,
Usage: Drill Pipe, Fluid Pipe, Hydraulic Pipe, Oil Pipe, Structure Pipe
Length: 1-12m
Surface: Customers't Requirement
Material: 10#.20# 45# 16Mn etc
Packaging Detail: 1.Wrapped in waterproof paper 2.Sackcloth with several steel strips 3.cover cap 4. wooden case


4130 Alloy Chromoly Steel Pipe

Chemical Composition(%)Mechanical Property
CSiMnSPCrNiCuMoYield StrengthTensile Strength
( σs )( σb )
0.28~0.33 0.15~0.30 0.40~0.60≤0.04≤0.035≤0.150.80~1.10/ 0.15~0.25≥785(80)
End ShapeBeveled end, plain end, vanished, or adding plastic caps to protect the two ends as per customer's requirements
SurfaceOiled, Galvanized, Phosphate etc
TechniqueCold drawn
Application1. Automotive and mechanical pipes
2. Petroleum cracking pipes
3. High Pressure Boiler Pipe
4. Low and middle pressure fluid transportation pipeline
5. Chemical fertilizer equipment pipes
6. Heat exchanger pipes
Delivery1. BK (+C)No heat treatment after last cold forming process.
Conditions2. BKW (+LC)After last heat treatment there is a light finishing pass (cold drawing)
 3. BKS (+SR)After the final cold forming process the tubes are stress relieve annealed.
 4. GBK (+A)After the final cold forming process the tubes are annealed in a controlled atmosphere.
 5. NBK (+N)After the final cold forming process the tubes are annealed above the upper transformation point in acontrolled atmosphere.
Package1. Bundle Packing.
2. Plain end or vanished as per customer's request.
3. Wrapped in waterproof paper.
4. Sackcloth with several steel strips.

5. Pack in heavy tri-wall boxes 

asian chinese tube.jpg

our certificate(750)



750our market

( catherine steel pipe)













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