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| Product Name: |
JIS G 3461 Seamless Carbon Steel U Bend Tube For B
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| Supply Ability: |
5,000tons per year |
| Related proudcts |
bending steel tubing, bending steel pipe, |
| Specifications |
OD 5-420mm*0.5-50mm*12m Max |
| Price Term: |
FOB |
| Port of loading: |
Shanghai |
| Minimum Order |
5 tons |
| Unit Price: |
Negotiation |
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JIS G 3461 Seamless carbon Steel tubes for boiler and heat exchanger
Size range:OD 5-420mm*WT0.5-50mm
Length: 12000m below, or upon customer's requests.
Application:for boiler and heat exchanger
CHEMICAL COMPOSITION % max
Steel grade
C
Si
Mn
P
S
STB 340
0.18
0.35
0.30-0.60
0.35
0.35
STB 410
0.32
0.35
0.30-0.80
0.35
0.35
STB 510
0.25
0.35
1.00-1.50
0.35
0.35
Remark:
1. When the purchaser requires product analysis,the permissible deviation for the values given above shall be as specified in the Table in JIS G 032 for the seamless steel tube and likewise in Table 1 (as JIS G 3461)for the electric resistance welded steel tube.
2.Where required by the purchaser,Si may be designated as 0.1-0.35%
MECHANICAL PROPERTIES min
Steel grade
Tensile strength ***
Yeild point or proof stress ***
Elongation %
STB 340
340
175
35
STB 410
410
255
25
STB 510
510
295
25
Hardness
Steel grade
Rockwell hardness HRB(Mean value of three points)
STB 340
77max
STB 410
79max
STB 510
92max
Heat Treatment (Applicable till the end of 1990)
Steel Grade
Heat Treatment
Hot finished seamless steel tube
Cold finished seamless steel tube
Electric resistance welded steel tube other than hot finished or cold finished steel tube
Finished electric resistance welded steel tube
Fold finished electric resistance welded steel tube
STB 340
As manufactured, as required, low temperature annealing or normalizing may be performed
low temperature annealing, normalizing or full annealing
normalizing
As manufactured, However, as required ,low temperature annealing or normalizing may be performed
normalizing
STB 410
As manufactured, However, as required, low temperature annealing or normalizing may be performed
low temperature annealing, normalizing or full annealing
normalizing
low temperature annealing
STB 510
normalizing
Please specify the delivery condition and heat treatment requirement when sending the enquiry.
http://www.precision-steeltube.com/
http:/ |
| Company: |
Torich International Co.,Ltd
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| Contact: |
Mr. Richard Shen |
| Address: |
706 Qiling Mansion North Building Yinzhou District, Ningbo China |
| Postcode: |
315100 |
| Tel: |
86--13736164628 |
| Fax: |
86-574-88086983 |
| E-mail: |
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