Butterfly valve | China butterfly valve | wafer type butterfly valve | Cast steel flange butterfly valve | Triple offset metal seal butterfly valve | Flowcontrol butterfly valve | High performance butterfly valve-NINGBO VALVE FACTORY

CLASS 125~300 Triple Offset Metal Seal butterfly valve

Flange butterfly valves: MSS SP-67

Wafer Butterfly Valves: MSS SP-68 or API 609

Face to Face Dimensions: ANSI B16.10, MSS SP-67, MSS SP-68 or API 609

Test: API 609

End Flange Dimensions:

NPS 1-1/2～24”: ANSI B16.5

NPS 30～72”: MSS SP-44 or ANSI B16.47

Type of construction: Flange Butterfly Valves (Hard face and soft face)

Wafer Butterfly Valves (Hard face and soft face) RF and RTJ flange ends to ANSI B16.5 or API 605 and MSS SP-44 standard.

Type of operation: Worm gear actuator, Electric actuator, Pneumatic actuator.

Actuator dimensions to ISO 5211 standard

Standard Material Specifications:

NO.	Part Name	Carbon Steel		Alloy Steel			Stainless Steel
NO.	Part Name	WCB	LCB	WC6	WC9	C5	CF8	CF8M	CF3	CF3M
1	Body	A216 WCB	A352 WCB	A217 WC6	A217 WC9	A217 C5	A351 CF8	A351 CF8M	A351 CF3	A351 CF3M
2	Below Axle Bush	PTFE or Stainless Steel And Graphite Spiral Wound
3	Stem	A182 F6	A182 F6	A182 F304	A182 F304	A182 F304	A182 F304	A182 F316	A182 F304L	A182 F316L
4	Seat Ring	F6	F6	STL6	STL6	STL6	F304	F316	F304L	F316L
5	Butterfly Plate	A216 WCB	A352 WCB	A217 WC6	A217 WC9	A217 C5	A351 CF8	A351 CF8M	A351 CF3	A351 CF3M
6	Lock Ring	A105	A182 F6	A182 F22	A182 F22	A182 F22	A182 F304	A182 F316	A182 F304L	A182 F316L
7	Pin	Carbon Steel or Alloy Steel
8	Screw	Carbon Steel or Alloy Steel
9	Top Axle Bush	PTFE or Stainless Steel And Graphite Spiral Wound
10	Packing	Graphite + 304
11	Bolt	A193 B7	A193 B7	A193 B7	A193 B7	A193 B7	A193 B8	A193 B8	A193 B8	A193 B8
12	Nut	A194 2H	A194 2H	A194 2H	A194 2H	A194 2H	A194 Gr.8	A194 Gr.8	A194 Gr.8	A194 Gr.8
13	Bolt	A193 B7	A193 B7	A193 B7	A193 B7	A193 B7	A193 B8	A193 B8	A193 B8	A193 B8
14	Nut	A194 2H	A194 2H	A194 2H	A194 2H	A194 2H	A194 Gr.8	A194 Gr.8	A194 Gr.8	A194 Gr.8
15	Yoke	A216 WCB	A352 WCB	A217 WC6	A217 WC9	A217 C5	A351 CF8	A351 CF8M	A351 CF3	A351 CF3M
16	Gland	A182 F6	A182 F6	A182 F304	A182 F304	A182 F304	A182 F304	A182 F316	A182 F304L	A182 F316L

Dimensions And Weights

Class	DN	mm	400	500	600	750	900	1050	1200	1350	1500	1650	1800
Class	NPS	in	16	20	24	30	36	42	48	54	60	66	72
150	L	mm	203.2	203.2	203.2	304.8	304.8	304.8	381	381	381	457.2	457.2
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