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standard & specification

 
ASTM A334 alloy steel tubes for heat exchanger & boilers

ASTM A334 Standards specifications download

ASTM A 334 Low Temperature Tubes / Alloy Steel for Heat exchanger and Boilers
Chemical composition and mechanical properties
Manufacturing Process: Seamless or Welded Chemical Analysis

GradeC maxMnP maxS maxSiNimin YS KSI [MPA]min TS KSI [MPA]El (%)
10.300.40-1.060.0250.025  30 [205]55 [380]35
30.190.31-0.640.0250.0250.18-0.373.18-3.8235 [240]65 [450]30
60.300.29-1.060.0250.0250.10 min 35 [240]60 [415]30
70.190.90 max0.0250.0250.13-0.322.03-2.5735 [240]65 [450]30
80.130.90 max0.0250.0250.13-0.328.40-9.6075 [520]100 [690]22
910.200.40-1.060.0250.025 1.60-2.2446 [315]63 [435]28
1120.100.60 max0.0250.0250.35 max35.0-37.035 [240]65 [450]18

 
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