Q345D na-ekpo ọkụ akpọrepu ígwè mpempe akwụkwọ

GB / T1591 Q345D ígwè ga-mere charpy V-notch impacting ule n'okpuru mwepu 20 centigrade. Ọtụtụ akpa emepụta adpots ndị a elu esemokwu ike ime offshore containers nke ike ga-eji na miri oké osimiri.

Ngwa igwe maka Q345D obere alloy structural steel:

Ọkpụrụkpụ (mm)
Q345D	≤ 16	> 16 ≤ 35	> 35 ≤ 50	>50
Ike mpụta (≥Mpa)	345	325	295	275
Ike tensile (Mpa)	470-630

Ngwakọta kemịkalụ maka Q345D obere alloy structural steel (Heat Analysis Max%)

Ihe mejupụtara kemịkalụ bụ isi nke Q345D
C	Si	Mn	P	S	V	Nb	Ti	Al (min.)
0.18	0.55	1.00-1.60	0.030	0.030	0.02-0.15	0.015-0.060	0.02-0.20	0.015

Ihe chọrọ nka na ụzụ na ọrụ ndị ọzọ:
♦ Nnwale emetụta ọnọdụ okpomọkụ dị ala
♦ Ịcha na ịgbado ọkụ dị ka njedebe onye ọrụ chọrọ
♦ Mkpebi siri ike na ụfọdụ ihe kemịkal nwere
♦ Enyere asambodo ule Orginal Mill n'okpuru EN 10204 FORMAT 3.1/3.2
♦ Ultrasonic ule n'okpuru GB / T2970, JB4730, EN 10160, ASTM A435, A577, A578

Ọrụ anyị

1. Na-enye ụdị igwe anaghị agba nchara, carbon steel, alloy steel na-abụghị igwe metal na wdg.

2.Na-enye Sample

3.Na-enye ọrụ ndụmọdụ

4.Na-enye ọrụ nkwakọ ngwaahịa ọkọlọtọ

5.Na-enye ọrụ nha ahaziri ahazi