... price,5.better quality,Preshipment quality insepction6.International qualityQuick Details Standard: AISI, ASTM, DIN, GB, JISDimensions: 10~400mmGrade: ... expansion coefficient Temperature / ° C100200300400500600700800(steel expansion coefficient) / ° C-114.3×10-614.7×10-615.7×10-616 ... test standards: SEP1921-84, GR.3 CLASS C/C 7. Packing situation: standard seaworthy packing or as customer required 8. ...