Specifications
Brand Name :
TORICH
Model Number :
ASTM A688
Certification :
ISO 9001,ISO 14001,TS 16949
Place of Origin :
China
MOQ :
1 Tons
Price :
negotiable
Payment Terms :
D/A, L/C, D/P, T/T, Western Union, MoneyGram
Supply Ability :
50000Tons/Years
Delivery Time :
30-35 Days
Packaging Details :
In wooden boxes
Key word :
Stainless Steel Pipes
OD :
4-420mm
WT :
0.5-50mm
length :
1-12m
Payment :
L/C T/T D/P D/A
Materail :
tp304 tp310
Description

ASTM A688 Welded Austenitic 25mm Stainless Steel Tube For Feedwarter Heater

Manufacture:

The tubes are manufactured from hot or cold rolled plates, sheet or strips in accordance with EN10028-1,

longitudinally arc or laser welded by fusion accross the abutting edges

Manufacturing process

- Automatic arc welding

- Laser welding

Chemical Requirement
Grade: TPXM-19 TPXM-10 TPXM-11 TPXM-29 TP304 TP304L TP304H
UNS S20400 S20910 S20900 S21904 S24000 S30400 S30403 S30409
C, max 0.03 0.060 0.080 0.04 0.08 0.08 0.035 0.040-0.10
Mn, max 7.0-9.0 4.0-6.0 8.0-10.0 8.0-10.0 11.5-14.5 2.00 2.00 2.00
P, max 0.045 0.045 0.045 0.045 0.060 0.045 0.045 0.045
S, max 0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030
Si, max 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00
Cr 15.0-17.0 20.5-23.5 19.0-21.5 19.0-21.5 17.0-19.0 18.0-20.0 18.0-20.0 18.0-20.0
Ni 1.50-3.00 11.5-13.5 5.5-7.5 5.5-7.5 2.3-3.7 8.0-11.0 8.0-13.0 8.0-11.0
Mo 1.50-3.00
Ti
Columbium 0.10-0.30
Tantalum
Nitrogen 0.15-0.30 0.20-0.40 0.15-0.40 0.15-0.40 0.20-0.40
Vanadium 0.10-0.30
Copper
Cerium
Boron
Aluminum

Grade: TP304N TP304LN TP309S TP309H
UNS S30415 S30451 S30453 S30600 S30615 S30815 S30908 S30909
C, max 0.040-0.10 0.080 0.035 0.018 0.16-0.24 0.05-0.10 0.080 0.040-0.10
Mn, max 0.80 2.00 2.00 2.00 2.00 0.80 2.00 2.00
P, max 0.045 0.045 0.045 0.020 0.030 0.040 0.045 0.045
S, max 0.030 0.030 0.030 0.020 0.030 0.030 0.030 0.030
Si, max 1.00-2.00 1.00 1.00 3.7-4.3 3.2-4.0 1.40-2.00 1.00 1.00
Cr 18.0-19.0 18.0-20.0 18.0-20.0 17.0-18.5 17.0-19.0 20.0-22.0 22.0-24.0 22.0-24.0
Ni 9.0-10.0 8.0-18.0 8.0-12.0 14.0-15.5 13.5-16.0 10.0-12.0 12.0-15.0 12.0-15.0
Mo 0.20 0.75
Ti
Columbium
Tantalum
Nitrogen 0.12-0.18 0.10-0.16 0.10-0.16 0.14-0.20
Vanadium
Copper 0.5 max
Cerium 0.03-0.08
Boron
Aluminum 0.80-1.50

Grade: TP309Cb TP309HCb TP310S TP310H TP310Cb TP310HCb
UNS S30940 S30941 S31002 S31008 S31009 S31040 S31041 S31050
C, max 0.080 0.040-0.10 0.015 0.080 0.040-0.10 0.080 0.040-0.10 0.025
Mn, max 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00
P, max 0.045 0.045 0.020 0.045 0.045 0.045 0.045 0.020
S, max 0.030 0.030 0.015 0.030 0.030 0.030 0.030 0.015
Si, max 1.00 1.00 0.15 1.00 1.00 1.00 1.00 0.40
Cr 22.0-24.0 22.0-24.0 19.0-22.0 24.0-26.0 24.0-26.0 24.0-26.0 24.0-26.0 24.0-26.0
Ni 12.0-16.0 12.0-16.0 24.0-26.0 19.0-22.0 19.0-22.0 19.0-22.0 19.0-22.0 20.5.0-23.5
Mo 0.75 0.75 0.10 0.75 0.75 0.75 1.6-2.6
Ti
Columbium 10XC min,1.10 max 10XC min,1.10 max 10XC min,1.10 max 10XC min,1.10 max
Tantalum
Nitrogen 0.10 0.09-0.15
Vanadium
Copper
Cerium
Boron
Aluminum

Austenitic 25mm Welded Stainless Steel Tubing Astm A688 For Feedwater Heater Austenitic 25mm Welded Stainless Steel Tubing Astm A688 For Feedwater Heater

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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Austenitic 25mm Welded Stainless Steel Tubing Astm A688 For Feedwater Heater

Ask Latest Price
Brand Name :
TORICH
Model Number :
ASTM A688
Certification :
ISO 9001,ISO 14001,TS 16949
Place of Origin :
China
MOQ :
1 Tons
Price :
negotiable
Contact Supplier
Austenitic 25mm Welded Stainless Steel Tubing Astm A688 For Feedwater Heater
Austenitic 25mm Welded Stainless Steel Tubing Astm A688 For Feedwater Heater
Austenitic 25mm Welded Stainless Steel Tubing Astm A688 For Feedwater Heater
Austenitic 25mm Welded Stainless Steel Tubing Astm A688 For Feedwater Heater

TORICH INTERNATIONAL LIMITED

Verified Supplier
11 Years
zhejiang, ningbo
Since 1997
Business Type :
Manufacturer, Distributor/Wholesaler, Importer, Exporter, Trading Company, Seller
Total Annual :
25000000-30000000
Employee Number :
100~200
Certification Level :
Verified Supplier
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