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Black Seamless And Welded Rolled Steel Pipe

Packaging Details : In hexagonal bundles or wooden box Delivery Time : 30-45days
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram
Place of Origin: zhejiang, China Brand Name: Torich
Model Number: ASTM A268

Detail Information

Model No: ASTM A268 Technique: Cold Drawn
Surface Treatment: Oiled Section Shape: Round
Alloy Or Not: Is Alloy Material: Stainless Steel
Key Word: DOM Tuebs Pipes Type: Welded
Grade: TP405,TP410,TP409,TP410S,TP430,etc. End: Plain

Product Description

Black Seamless And Welded Rolled Steel Pipe

Product Description

 

Standard ASTM A268
Material TP405, TP410, TP430, TP446-1, TP446-2, 26-3-3, other material is also available
O.D. 3.2 - 200 mm
W.T. 0.5 - 30 mm
Length Max 12000 mm

Chemical Composition

Grade
UNS
C
Mn
P
S
Ni
Cr
Mo
N
TP410
S41000
0.15 max
1.00 max
0.040 max
0.030 max
---
11.5-13.5
---
---
 
S42035
0.08 max
1.00 max
0.045 max
0.030 max
1.0-2.5
13.5-15.5
---
0.30-0.50
TP430
S43000
0.12 max
1.00 max
0.040 max
0.030 max
---
16.0-18.0
---
---
TP446-1
S44600
0.025 max
1.50 max
0.040 max
0.030 max
≤0.75
23-27
---
0.025 max
TP446-2
S44600
0.012 max
1.50 max
0.040 max
0.030 max
≤0.50
23-27
---
0.025 max
26-3-3
S44660
0.030 max
1.50 max
0.040 max
0.030 max
1.0-3.5
25-28
---
0.040 max

 

Tensile and hardness requirements

Grade
UNS
Tensile Strength, min ksi MPa
Yeild Strength, min ksi MPa
Elongation in 2 in or 50mm, min %
Rockwell Hardness B Scale
TP410
S41000
60 (415)
30 (205)
20
95
 
S42035
80 (550)
55 (380)
16
88
TP430
S43000
60 (415)
35 (240)
20
90
TP446-1
S44600
70 (485)
40 (275)
18
95
TP446-2
S44600
65 (450)
40 (275)
20
95
26-3-3
S44660
85 (585)
65 (450)
20
25
 

Characteristic:

Good concentricity

Good surface quality

Good OD and ID tolerance

High Precision

Stable quality

Smooth

Product Pictures

Black Seamless And Welded Rolled Steel Pipe 0

 

Black Seamless And Welded Rolled Steel Pipe 1

 

Company Introduction

Black Seamless And Welded Rolled Steel Pipe 2

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

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