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锌褉芯写褍泻褌

袦褘锌芯谢薪褘褉械褕懈屑芯褋褌懈锌褉械写芯褋褌邪胁懈褌褜泻谢懈械薪褌邪屑胁芯胁褋械屑屑懈褉械泻芯屑锌谢械泻褋薪褘械褍褋谢褍谐懈锌芯锌褉芯懈蟹胁芯写褋褌胁褍褋褌邪谢褜薪褘褏褌褉褍斜.

coated steel pipe suppliers,seamless steel pipe,api 5ct pipe

薪邪蟹邪写胁褘蟹写械褋褜 : 袚谢邪胁薪邪褟 > 袩褉芯写褍泻褑懈褟 > 袣谢邪锌邪薪 > Check Valve

Check Valve

鈥ize: 2" ~60"

鈥ressure Rating: CL150-CL2500.

鈥onnection end: FF, RF, RTJ, BW.

鈥ody Material: Body Materials Carbon Steel, Stainless Steel, Alloy steel, Duplex SS etc. Optional materials on request.

鈥esign Standard: BS1868,AP| 594, API 6D

鈥est: AP| 598, ISO 5208

鈥lange End: ASME B16.5, ASME B16.47

鈥elding End: ASME B16.25

鈥ace to Face: ASME B16.10

鈥our Service: NACE MR 0175

鈥pplication conditions: The check valve can be used in the pipeline of liquid, gas, steam and various corrosive media, and is suitable for the pipeline system in various industries to prevent the reverse flow of the medium.

袠些袠孝袝, 袣袗袣袨袡袩袪袨袛校袣孝袙袗袦袧校袞袝袧, 袠袥袠袨孝袩袪袗袙鞋孝袝袟袗袩袪袨小

袟邪锌褉芯褋笑懈褌懈褉芯胁邪褌褜

袨锌懈褋邪薪懈械
小锌械褑懈褎懈泻邪褑懈褟
小褌邪薪写邪褉褌
袟邪锌褉芯褋芯薪谢邪泄薪
袪械泻芯屑械薪写褍械屑褘械锌褉芯写褍泻褌褘

袨锌懈褋邪薪懈械

Cast聽 Steel聽 Swing聽 Check Valve聽聽聽

Technical Specification

Design聽and聽Manufacture:BS1868 or API聽6D

Inspection聽and聽Test:API聽598聽or API聽6D

End flange dimension:ASME B16.5聽銆丄SME B16.47 A銆丮SS SP-44;ASME B16.47 B聽銆丄PI 605

叠奥听别苍诲听诲颈尘别苍蝉颈辞苍:础厂惭贰听听叠16.25

Face聽to face聽and聽end聽to聽end:ASME聽B16.10

笔谤别蝉蝉耻谤别-迟别尘辫别谤补迟耻谤别听听听谤补迟颈苍驳蝉:础厂惭贰听听听听叠16.34

奥补濒濒听迟丑颈肠办苍别蝉蝉听诲颈尘别苍蝉颈辞苍:础笔滨听600听补苍诲听叠厂听1868

Form of Major Part Material聽

Parts No.	笔补谤迟蝉听狈补尘别	Materials
		WCB/Trim 1	WCB/Trim 5	WCB/Trim 8	CF8/304	CF8M/316

1	Body	础厂罢惭听础216听奥颁叠	础厂罢惭听础216听奥颁叠	ASTM A216 WCB	ASTM A351 CF8	ASTM A351 CF8M
2	Seat ring	A105+13Cr	A105+STL	A105+STL	ASTM A351 CF8	ASTM A351 CF8M
3	Disc	ASTM A216 WCB+13Cr	ASTM A216WCB+STL	ASTM A216 WCB+13Cr	ASTM A351 CF8	ASTM A351 CF8M

4	Arm	ASTM A216 WCB	ASTM A216 WCB	ASTM A216 WCB	ASTM A351 CF8	ASTM A351 CF8M
5	Nut	础厂罢惭听听础1942贬	础厂罢惭听听础1942贬	础厂罢惭听听础1942贬	础厂罢惭听听础1948	础厂罢惭听听础1948M
6	Arm pin	ASTM A182 F6e	ASTM A182 F6a	ASTM A182 F6a	ASTM A182 F304	ASTM A182 F316

7	Yoke	ASTM A216 WCB	ASTM A216 WCB	ASTM A216 WCE	ASTM A351 CF8	ASTM A351 CF8M
8	Bonnet nut	础厂罢惭听听础1942贬	础厂罢惭听听础1942贬	ASTM A1942H	础厂罢惭听听础1948	础厂罢惭听听础1948M
9	Bonnet bolt	ASTM A193 B7	ASTM A193 B7	ASTM A193 B7	ASTM A193 B8	ASTM A193 B8N

10	Bolt	ASTM A193 B7	ASTM A193 B7	ASTM A193 B7	ASTM A193 B8	ASTM A193 B8N
11	Gasket	304 sheet+Graphite	304 sheet+Graphite	304 sheet +Graphite	304+Graphite	316+Graphite
12	Bonnet	础厂罢惭听础216听奥颁叠	础厂罢惭听础216听奥颁叠	础厂罢惭听础216听奥颁叠	ASTM A351 CF8	ASTM A351 CF8M

13	Eye bol	ASTM A18-	ASTM A181	ASTM A181	ASTM A181	ASTM A181

Note:The chart above only lists out some common composition of steel check valve parts.We may provide other different parts material composition

according to the customer's request or the actual valve working condition.

Cast Steel Lift Check Valve

Class 150锝濩lass 900 Cast Steel Lift Check Valve

Size		Class 150						Class 300

NPS	DN	Dimensions(mm)					Weight (kg)	Dimensions(mm)					Weight (kg)

		L			d	H		L			d	H

		RF	RTJ	BW				RF	RTJ	BW

1/2	15	108	119	108	13	76	3	152	162	152	13	78	5

3/4	20	117	130	117	19	76	4	178	191	178	19	82	6

1	25	127	140	127	25	98	5	203	216	203	25	102	8

1 1/4	32	140	153	140	32	102	7	216	229	216	32	106	11
1 1/2	40	165	178	165	38	115	8	229	242	229	38	118	13
2	50	203	216	203	51	140	15	267	283	267	51	140	26
2 1/2	65	216	229	216	64	162	22	292	308	292	64	164	33
3	80	241	254	241	76	168	28	318	333	318	76	178	50
4	100	292	305	292	102	194	42	356	371	356	102	195	86

5	125	356	368	356	127	210	60	400	416	400	127	223	120

6	150	406	419	406	152	226	75	445	460	445	152	245	180

8	200	495	508	495	203	250	118	533	549	533	203	280	220

10	250	622	635	622	254	275	194	622	638	622	254	336	310

12	300	699	711	699	305	332	320	711	727	711	305	380	510

Size		Class 600						Class 900

NPS	DN	Dimensions(mm)					Weight (kg)	Dimensions(mm)					Weight (kg)

		L			d	H		L			d	H

		RF	RTJ	BW				RF	RTJ	BW

2	50	292	295	292	51	152	32	368	371	368	50	180	50

21/2	65	330	333	330	64	167	45	419	422	419	64	200	65

3	80	356	359	356	76	178	68	381	384	381	74	235	88

4	100	432	435	432	102	215	98	457	460	457	100	270	140

5	125	508	511	508	125	240	155	559	562	559	125	300	210
6	150	559	562	559	152	279	230	610	613	610	150	350	300
8	200	660	664	660	200	328	300	737	740	737	200	400	390

Forged Steel Globe Valve

Technical Specification Steel Check Valves,API 602 厂迟别别濒听痴补濒惫别蝉,础厂惭贰听叠16.34 贵补肠别听迟辞听贵补肠别,惭补苍耻蹿补肠迟耻谤别谤听厂迟补苍诲补谤诲贵补肠别听迟辞听贵补肠别,贵濒补苍驳别诲,础厂惭贰听叠16.10 贰苍诲听贵濒补苍驳别蝉,础厂惭贰听叠16.5 叠耻迟迟飞别濒诲颈苍驳听听贰苍诲蝉,础厂惭贰听听叠16.25 厂辞肠办别迟-飞别濒诲颈苍驳听听贰苍诲蝉,础厂惭贰听听叠16.11 厂肠谤别飞别诲听贰苍诲蝉,础厂惭贰听叠1.20.1 滨苍蝉辫别肠迟颈辞苍听补苍诲听罢别蝉迟,础笔滨听598					Design Description Bolted Bonnet Cap Choice of WB,Welding Bonnet Lift or Swing Type Seat Rings Integral with Body of Lift Horizontal or Vertical Service Socket Weld聽Ends 厂奥,厂辞肠办别迟-飞别濒诲颈苍驳听贰苍诲蝉厂颁,厂肠谤别飞别诲听听贰苍诲蝉 BW,Buttwelding Ends 贵濒补苍驳别诲听贰苍诲蝉

No.	Part Name	ASTM Material

		Carbon Steel	F11	F22	304 Type	316 Type	304L Type	316L Type	20 Alloy


	Body	A105	A182 F11	A182 F22	A182 F304	A182 F316	A182 F304L	A182 F316L	20-Alloy

2	Bonnet	A105	A182 F11	A182 F22	A182 F304	A182 F316	A182 F304L	A182 F316L	20-Alloy

3	Disc	A182 F6a	A182 F11+HF	A182 F22+HF	A182 F304	A182 F216	A182 F304L	A182 F316L	20-Alloy

4	Hinqe	A182 F6a	A182 F11	A182 F22	A182 F304	A182 F316	A182 F304L	A182 F316L	20-Alloy

5	Seal	A182 F6a	A182 F11+HF	A182 F22+HF	A182 F304	A182 F316	A182 F304L	A182 F316L	20-Alloy

6	Bonnet Gasket	304+Graphit	304+Graphit	304+Graphit	304+Graphit	316+Graphit	304L+Graphit	316L+Graphit	316+Graphit

7	Bonnet Bolt	A193 B7	A193 B7	A193 B16	A193 B8	A193 B8M	A193 B8	A193 B8M	A193 B8M

Wafer Type Double Disc Swing Check Valve

Technical Specification

Structural formation:Dual-disc swing type check valve

顿别蝉颈驳苍听听蝉迟补苍诲补谤诲:础笔滨听听594

贵补肠别听迟辞听蹿补肠别:础厂惭贰听叠16.0

贵濒补苍驳别诲听听别苍诲蝉:础厂惭贰听听叠16.5

罢别蝉迟听听&颈苍蝉辫别肠迟颈辞苍:础笔滨听听598

笔补谤迟蝉听狈辞

笔补谤迟蝉听狈补尘别

Materials

Body

础厂罢惭听听听听听听础216-奥颁叠銆丄厂罢惭听听听听听听础351-颁贵8銆丆贵8惭銆丆贵8颁銆丆贵3銆丆贵3惭

Disc

础厂罢惭听听听听听础216-奥颁叠銆丄厂罢惭听听听听听础351-颁贵8銆丆贵8惭銆丆贵8颁銆丆贵3銆丆贵3惭

Pivot

ASTM A182 Gr.F6a銆丄STM A182 F22銆丄STM A182-F304銆丗316銆丗321銆丗304L銆丗316L

Spring

AISI9260銆丄ISI 6150銆丄STM A182-F304銆丗316銆丗321銆丗304L銆丗316L

Main Size of Outside &Weight

惭辞诲别濒:贬76贬銆丠76驰

Class	DN (mm	NPS (in)	Dimensions(mm)		Weigh (kg)	Class	DN mm	NPS (in)	Dimensions(mm)		Weighi (kg	Class	DN (mm	NPS (in)	Dimensions(mm)		Weigh (kg)
			L	D					L	D					L	D

150	50	2	60	103	2	300	50	2	60	110	3.5	600	50	2	60	110	3.5
	65	21V2	67	122	3.2								65	2 1/2	67	129	5
							65	21/2	67	148	5
	80	3	73	135	4								80	3	73	148	7
							80	3	73	248	7
	100	4	73	173	6								100	4	79	92	12
													125	5	105	240	22.5
	125	5	86	196	9		100	4	73	180	10
													150	6	137	265	35
	150	6	98	222	12		125	5	86	215	18.5		200	8	165	31C	45
	200	8	127	279	22		150	6	98	250	19		250	10	213	399	77
	250	10	146	339	38								300	12	229	456	110
							200	8	127	307	33
	300	12	181	409	54								350	14	273	489	135
													400	16	305	562	63

	350	14	184	450	80		250	10	146	361	54	900	50	2	70	142	6.5
	400	16	191	514	118		300	12	181	422	88		65	2 1/2	83	164	9

	450	18	203	549	210								80	3	83	167	14
	500	20	219	606	240		350	14	222	485	128		100	4	102	205	24


	600	24	222	717	410		400	16	232	539	169		150	6	159	288	43
													200	8	206	358	56