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

Place of Origin: Zhejiang

Company Profile

Location: Ningbo, Zhejiang, China (Mainland)
Business Type: Manufacturer
Main Products: Precision Steel Tube, Welded Steel Tube, Seamless Steel Tube

Product Detail

Model No.: ASTM A312

Product Description

ASTM A688 Welded Austenitic Stainless Steel Feedwarter Heater Tubes

 

 

Size range: O.D.: 4.0-305mm     W.T.:1-50mm      L: according to customer requirement

 

 

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
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