GB CAST STEEL FIXED BALL VALVE

group name: Ball Valve

Min Order: 1 piece

brand name: KRV

model: DN50-DN450

Nearest port for product export: Tianjin, Shanghai, Qingdao, Dalian

Delivery clauses under the trade mode: FOB, CFR, CIF, EXW

Acceptable payment methods: T/T, L/C, Credit Card, Westem Union, Cash

update time: Tue, 11 May 2021 20:15:36 GMT

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Packging & Delivery

Min Order1 piece

Briefing

GB CAST STEEL FIXED BALL VALVE

Detailed

Serial number	Standard materials Part name	Material grade				Serial number	Standard materials Part name	Material grade
		carbon steel		stainless steel				carbon steel		stainless steel
		GB	API	GB	API			GB	API	GB	API
1	Bottom cover	25	A105	1Cr18Ni9Ti	F304/F316F304L/F316L	17	Nut	45	A194-2H	0Cr18Ni	A194-8M
2	Bottom cover screw	25CrMoA	A193-B7	1Cr17Ni2	A193-B8M	18	Double head stud	35CrMoA	A193-B7	1Cr17Ni2	A193-B8M
3	Washer	Graphite in metal				19	Sphere key	40Cr	40Cr	1Cr17Ni2	1Cr17Ni2
4	Thrust bearing	Metal clip PTFE				20	Upper stem	20Cr13	A276-410	1Cr18Ni9Ti1Cr18Ni12Mo2Ti	F304/F316F304L/F316L
5	Lower stem	20Cr13	A276-410	1Cr18Ni9Ti1Cr18Ni12Mo2Ti	F304/F316F304L/F316L	21	StemO-ring	Fluororubber
6	Lower stem bearing	Metal clip PTFE				22	Packing O-ring	Fluororubber
7	Washer	Graphite in metal				23	Upper stem bearing	Metal clip PTFE
8	Drain plug	20Cr13	A276-410	1Cr18Ni9Ti1Cr18Ni12Mo2Ti	F304/F316F304L/F316L	24	Thrust bearing	graphite
9	valve body	WCB	A216-WCB	ZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti	CF8/CF8MCF3/CF3M	25	Stem packing box	25 Chromium plating	A105 Chromium plating	1Cr18Ni9Ti1Cr18Ni12Mo2Ti	F304/F316F304L/F316L
10	valve seat	20Cr13nitriding	A276-410nitriding	1Cr18Ni9Ti1Cr18Ni12Mo2Ti	F304/F316F304L/F316L	26	Stem packing	graphite
11	Valve seat sealing ring	graphite				27	Packing gland	WCB	A216-WCB	ZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti	CF8/CF8MCF3/CF3M
12	Seat ring	25 Chromium plating	A105 Chromium plating	1Cr18Ni9Ti1Cr18Ni12Mo2Ti	F304/F316F304L/F316L	28	Nut	45	A194-2H	0Cr18Ni	A194-8M
13	Seat spring	X-750	X-750	X-750	X-750	29	Double head stud	35CrMoA	A193-B7	1Cr17Ni2	A193-B8M
14	sphere	1Cr18Ni9Ti	304	1Cr18Ni9Ti1Cr18Ni12Mo2Ti	F304/F316F304L/F316L	30	screw	35CrMoA	A193-B7	1Cr17Ni2	A193-B8M
15	Valve cover	WCB	A216-WCB	ZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti	CF8/CF8MCF3/CF3M	31	Bracket	WCB	WCB	WCB	WCB
16	Washer	Graphite in metal				32	key	40Cr	40Cr	1Cr17Ni2	1Cr17Ni2

Drawing of national standard cast steel fixed ball valve

National standard cast steel fixed ball valve PN1.6MPa main connecting dimensions

DN(mm)		25	32	40	50	65	80	100	125	150	200	250	300	350	400	450	500	600	700
d1		25	32	40	50	65	80	100	125	150	200	250	300	337	387	438	489	591	686
L		140	165	165	203	222	241	305	356	394	457	533	610	686	762	864	914	1067	1245
H		50	55	80	102	114	127	152	184	219	273	360	395	430	470	550	580	700	800
Manual	H1	75	85	95	107	125	152	178	300	330	398	495	580	625	670	698	840	1050	1100
	E	-	-	-	-	-	-	-	-	-	116	116	171	171	257	257	257	150	83
	F	-	-	-	-	-	-	-	-	-	350	350	400	420	400	420	400	410	650
	W	160	160	230	230	400	400	650	1050	1050	600	600	800	800	800	800	800	800	800
	WT(kg)	4.5	5.7	7.0	12	16	22	35	58	74	205	322	460	576	864	1280	1600	1600	4500
Electric	H2	-	-	-	-	-	-	-	-	554	600	652	760	770	830	-	940	940	1115
Electric	L1	-	-	-	-	-	-	-	-	235	235	235	259	400	400	-	410	410	410
Pneumatics	H3	215	240	264	274	379	389	479	552	666	736	926	1059	1127	1393	1468	1538	1538	1450
Pneumatics	L2	200	270	270	270	405	405	576	576	776	776	776	1060	1060	1360	1360	1360	1360	2840

Main external connection dimensions of PN2.5MPa national standard cast steel fixed ball valve

DN(mm)		25	32	40	50	65	80	100	125	150	200	250	300	350	400	450	500	600	700
d1		25	32	40	50	65	80	100	125	150	200	250	300	337	387	438	489	591	686
L		165	178	190	216	241	283	305	381	403	502	568	648	762	838	914	991	1143	1346
H		50	55	80	102	114	127	152	184	219	273	360	395	430	470	550	580	700	800
Manual	H1	75	85	95	107	125	152	178	300	330	398	495	580	625	670	698	840	1050	1100
	E	-	-	-	-	-	-	-	-	-	116	116	171	171	257	257	257	150	83
	F	-	-	-	-	-	-	-	-	-	350	350	420	420	400	400	400	410	650
	W	160	160	230	230	400	400	650	1050	1050	600	600	800	800	800	800	800	800	800
	WT(kg)	4.5	5.7	7.0	15	24	30	55	87	118	255	370	533	640	1030	1524	2100	4200	5300
Electric	H2	-	-	-	-	-	-	-	-	235	235	400	400	410	410	-	420	690	690
Electric	L1	-	-	-	-	-	-	-	-	74	350	350	420	420	400	-	400	410	650
Pneumatics	H3	215	240	264	340	379	452	479	646	666	814	1002	1059	1150	1205	1250	1295	1390	1470
Pneumatics	L2	200	270	270	405	405	574	574	756	756	1060	1060	1060	1360	1360	2840	2840