Extra High Strength Ship Plate

Extra High strength ship plate,also be called Ultra-high strength ship plate which has the highest mechanical properties.Naval steel plateGrade FQ70’s tensile strength shall reach 770-940Mpa,and used in minus 60 centigrade ocean surroundings.According to the different temperatures in Charp V-noth impacting,these high strength ship plates were divided as Grade AQ,DQ,EQ and FQ.

Technical Requirements for Extra high strength ship plate:
♦ Grade AQ done Low temperature impacting under 0 degree centigrade
♦ Grade DQ done Low temperature impacting under minus 20 degree centigrade
♦ Grade EQ done Low temperature impacting under minus 40 degree centigrade
♦ Grade FQ done Low temperature impacting under minus 60 degree centigrade

Additional Services from Xinsteel:
♦ Z-test under Z15,Z25 and Z35
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.2
♦ Shot blasting and Painting,Cutting and welding as per end user’s demands
♦ Ultrasonic Test according to ASTM A435/A435M,A578/A578M Level A/B/C,EN 10160 S0E0-S3E3  

All Steel Grades Chart for Extra high strength ship plate: 

Certificate	ABS	DNV GL CCS BV RINA LR	KR	NK
Extra High strength Ship steel Plate	AQ43 DQ43 EQ43 FQ43 AQ47 DQ47 EQ47 FQ47 AQ51 DQ51 EQ51 FQ51 AQ56 DQ56 EQ56 FQ56 AQ63 DQ63 EQ63 FQ63 AQ70 DQ70 EQ70 FQ70	A420 D420 E420 F420 A460 D460 E460 F460 A500 D500 E500 F500 A550 D550 E550 F550 A620 D620 E620 F620 A690 D690 E690 F690	KR A43 KR D43 KR E43 KR F43 KR A47 KR D47 KR E47 KR F47 KR A51 KR D51 KR E51 KR F51 KR A56 KR D56 KR E56 KR F56 KR A63 KR D63 KR E63 KR F63 KR A70 KR D70 KR E70 KR F70	NK A43 NK D43 NK E43 NK F43 NK A47 NK D47 NK E47 NK F47 NK A51 NK D51 NK E51 NK F51 NK A56 NK D56 NK E56 NK F56 NK A63 NK D63 NK E63 NK F63 NK A70 NK D70 NK E70 NK F70