GB713 steel plate for boilers and pressure vessels

Description: GB713 boiler container plate thickness range of 3-250mm, suitable for boiler and medium temperature pressure vessel pressure elements. GB713 boiler container plate is popular because of its variety of uses and long service life. The grades of GB713 boiler ...

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GB713 steel plate for boilers and pressure vessels description

GB713 boiler container plate thickness range of 3-250mm, suitable for boiler and medium temperature pressure vessel pressure elements.

GB713 boiler container plate is popular because of its variety of uses and long service life. The grades of GB713 boiler container steel are Q245R, Q345R, Q370R, Q420R, 18MnMoNbR, 13MnNiMoR, 15CrMoR, 14Cr1MoR, 12Cr2Mo1R, 12Cr1MoVR, 12Cr2Mo1VR, 07Cr2AIMoR, etc.

GB713 boiler container plate is often used by petroleum and petrochemical, chemical equipment manufacturing enterprises, power plant construction, boiler and pressure vessel manufacturing enterprises to manufacture boilers and pressure elements of medium and normal temperature pressure vessels.

GB713 steel chemical components:

GB/T 713	C	Si	Mn	Cu	Ni	Cr	Mo	Nb	V	Ti	Alt	P	S	others
Q245R	0.20	0.35	0.50-0.10	0.30	0.30	0.30	0.08	0.050	0.050	0.030	≥0.020	0.025	0.010	Cu+Ni+Cr+Mo≤0.70
Q345R	0.20	0.55	1.20-1.70	0.30	0.30	0.30	0.08	0.050	0.050	0.030	≥0.020	0.025	0.010
Q370R	0.18	0.55	1.20-1.70	0.30	0.30	0.30	0.08	0.015-0.050	0.050	0.030		0.020	0.010
Q420R	0.20	0.55	1.30-1.70	0.30	0.20-0.50	0.30	0.08	0.015-0.050	0.100	0.030		0.020	0.010
18MnMoNbR	0.21	0.15-0.50	1.20-1.60	0.30	0.30	0.30	0.45-0.65	0.025-0.050				0.020	0.010
13MnNiMoR	0.15	0.15-0.50	1.20-1.60	0.30	0.20-0.40	0.20-0.40	0.20-0.40	0.005-0.020				0.020	0.010
15CrMoR	0.08-0.18	0.15-0.40	0.40-0.70	0.30	0.80-1.20	0.80-1.20	0.45-0.60					0.025	0.010
14CrMoR	0.17	0.50-0.80	0.40-0.65	0.30	1.15-1.50	1.15-1.50	0.45-0.65					0.020	0.010
12Cr2Mo1R	0.08-0.15	0.50	0.30-0.60	0.20	2.00-2.50	2.00-2.50	0.90-1.10					0.020	0.010
12Cr1MoVR	0.08-0.15	0.15-0.40	0.40-0.70	0.30	0.90-1.20	0.90-1.20	0.25-0.35		0.15-0.30			0.025	0.010
12Cr2Mo1VR	0.11-0.15	0.10	0.30-0.60	0.20	2.00-2.50	2.00-2.50	0.90-1.10	0.07	0.25-0.35	0.030		0.010	0.005	B≤0.0020 Ca≤0.015
07Cr2AlMoR	0.09	0.20-0.50	0.40-0.90	0.30	2.00-2.40	2.00-2.40	0.30-0.50				0.30-0.50	0.020	0.010

GB713 steel mechanical property:

GB713	thickness(mm)	Tensile strength	Yield strength	Elongation %	Impact temperature	Impact energy (J)
Q245R	3＜T≤16	420-520	245	25	0	34
	16＜T≤36		235
	36＜T≤60		225
	60＜T≤100	390-510	205	24
	100＜T≤150	380-500	185
	150＜T≤250	370-490	175
Q345R	3＜T≤16	510-640	345	21	0	41
	16＜T≤36	500-630	325
	36＜T≤60	490-620	315
	60＜T≤100	490-620	305	20
	100＜T≤150	480-610	285
	150＜T≤250	470-600	265
Q370R	10＜T≤16	530-630	370	20	-20	47
	16＜T≤36	530-630	360
	36＜T≤60	520-620	340
	60＜T≤100	510-610	330
Q420R	10＜T≤20	590-720	420	18	-20	60
Q420R	20＜T≤30	570-700	400	18	-20	60
18MnMoNbR	30＜T≤60	570-720	400	18	0	47
18MnMoNbR	60＜T≤100	570-720	390	18	0	47
13MnNiMoR	30＜T≤100	570-720	390	18	0	47
13MnNiMoR	100＜T≤150	570-720	380	18	0	47
15CrMoR	6＜T≤60	450-590	295	19	20	47
	60＜T≤100	450-590	275
	100＜T≤200	440-580	255
14CrMoR	6＜T≤100	520-680	310	19	20	47
14CrMoR	100＜T≤200	510-670	300	19	20	47
12Cr2Mo1R	6＜T≤200	520-680	310	19	20	47
12Cr1MoVR	6＜T≤60	440-590	245	19	20	47
12Cr1MoVR	60＜T≤100	430-580	235	19	20	47
12Cr2Mo1VR	6＜T≤200	590-760	415	17	-20	60
07Cr2AlMoR	6＜T≤36	420-580	260	21	20	47
07Cr2AlMoR	36＜T≤60	410-570	250	21	20	47

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