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JIS G3429 Seamless Steel Exhaust Tubing For Automotive Steel Tubes

Minimum Order Quantity : 5Tons Price : negotiable
Packaging Details : Tubes are packed in wooden boxes or hexagonal bundles in seaworthy packing. Delivery Time : 30-45 work days
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram Supply Ability : 2000Tons per Year
Place of Origin: ZHEJIANG, CHINA Brand Name: TORICH
Certification: ISO9001, ISO14001, TS16949 Model Number: JIS G3429

Detail Information

Keyword: Automotive Steel Tubes Grade: STH11 STH12 STH21 STH 22 STH31
OD: 5mm-420mm WT: 0.5mm-50mm
Length: Max12000mm Technique: Cold Drawn Seamless
Application: For Automotive Steel Tubes Delivery Condition: Hot Finished ,Cold Finished
High Light:

low carbon steel tube

,

low carbon steel pipe

Product Description

Products Description
 
JIS G 3429 Seamless Automotive Steel Tubes for Automotive Steel Tubes
Standard
JIS G 3429 Seamless Steel Tubes for Automotive Steel Tubes
Key Word
High Pressure Gas Cylinder Tube
Material
STH11 STH12 STH21 STH 22 STH31
Manganese,Chrome-molybdenum ,Nickel-molybdenum
Size
OD: 5-420mm; WT: 0.5-50mm; Length: max12000mm
Technique
Cold Drawn Seamless
Application
For Automotive Steel Tubes
Manufacturing
The tubes are manufactured by a seamless process
Delivery condition
Hot Finished ,Cold Finished

 

Chemical Requirement

Steel Grade
Class
C
Si
Mn
P
S
Ni
Cr
Mo
STH11
Manganese
Steel tube
0.50max
0.10-0.35
1.80max
0.035max
0.035max
-
-
-
STH12
0.30-0.41
0.10-0.35
1.35-1.70
0.030max
0.030max
-
-
-
STH21
Chrome-molybdenum
steel tube
0.25-0.35
0.15-0.35
0.40-0.90
0.030max
0.030max
0.25max
0.80-1.20
0.15-0.30
STH22
0.33-0.38
0.15-0.35
0.40-0.90
0.030max
0.030max
0.25max
0.80-1.20
0.15-0.30
STH31
Nickel-molybdenum
Steel tube
0.35-0.40
0.10-0.50
1.20-1.50
0.030max
0.030max
0.50-1.00
0.30-0.60
0.15-0.25

 

Dimensional Tolerances

OD%
WT%
Tolerance Allowance %
L
±1
+30
0
20 max
+30 mm
Note: the tolerance is not available for WT<5.6mm tubes
 
Product Show

JIS G3429 Seamless Steel Exhaust Tubing For Automotive Steel Tubes 0JIS G3429 Seamless Steel Exhaust Tubing For Automotive Steel Tubes 1JIS G3429 Seamless Steel Exhaust Tubing For Automotive Steel Tubes 2JIS G3429 Seamless Steel Exhaust Tubing For Automotive Steel Tubes 3

QUALITY CONTROL:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking


100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.

 

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

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+8613736164628
+86-13736164628
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+86-13736164628