2 Piece Cast Steel Trunnion-mounted Ball Valve

2 Piece Cast Steel Trunnion-Mounted Ball Valve

KS B 2308 This standard mainly stipulates ball valves (hereinafter referred to as valves) used for petroleum industry (gas, liquid and chemical) petroleum product piping, industrial cold/hot water piping, and water works for cold/hot water piping.

Standard

200㎜ ~ 800㎜ (※ According to customer requirements, small diameters of 50㎜ or less can be manufactured.)
Design Standard : KS B 2308, API 608
Face to Face : KS B 2308, ASME B 16.10
Flanged Size : KS B 1511, ASME B 16.5
Test & Inspection : KS B 2308, API 598

Working pressure

0.98MPa(10kg/㎠), 1.6MPa(Class 150#)
1.96MPa(20kg/㎠), 5.4MPa(Class 300#)

Valve joint part

Flange type, standard specifications are KS B1511, ASME B16.5, and other specifications are applicable according to customer's request.

Working fluid

Water and sewage purpose, industrial purpose, gas transportation purpose

Material
Dimensions

Main part material

No	Part Name	Material
		KS		ASTM
		Carbon Steel	Stainless Steel	Carbon Steel	Stainless Steel
1	Connector	STS304		A276-304
2	Gland	STS304		A276-304
3	Packing	PTFE, Flexible Graphite
4	Stem	STS304, 316, 316L		A276-304,, 316, 316L
5	Body	SCPH2	SSC13, SSC14, SSC16	A216-WCB	A315-CF8, CF8M, CF3M
6	Gasket	SCPH2
7	Sleeve	STS410		A276-410
8	Lower Stem	STS304, 316, 316L		A276-304, 316, 316L
9	Cover	SCPH2	SSC13, SSC14, SSC16	A216-WCB	A315-CF8, CF8M, CF3M
10	Bolt	STS304, 316, 316L		A193-B8, B8M, B3M
11	Yoke	SSC13		A351-CF8
12	Bolt	STS304, 316, 316L		A193-B8, B8M, B3M
13	Ball	SCC13, SCC14, SCC16		A315-CF8, CF8M, CF3M
14	O-Ring	Viton, NBR
15	Seat	PTFE, RTFE, CARBON, Metal+Rubber
16	Spring	Inconel X-750
17	Cap	SCPH2	SSC13, SSC14, SSC16	A216-WCB	A315-CF8, CF8M, CF3M
18	Bolt	STS304, 316, 316L		A193-B8, B8M, B3M
19	Nut	STS304, 316, 316L		A194-8, 8M, 3M

※ Other materials can be applied according to the customer's request.

External Dimensions

**Ball Valve Dimensions(200~800) 0.98MPa(10kg/㎠) 1.6MPa(CLASS 150#)** (Unit : ㎜)
DN	Flange	Butt Welding	Manual Operated	Worm Gear Operated
DN	L	L1	H	H	W	kg
200	457	521	398	398	600	160
250	533	559	495	495	600	180
300	610	635	580	580	800	240
350	686	762	625	625	800	390
400	762	838	670	670	800	510
450	864	914	698	698	800	750
500	914	991	840	840	800	1190
600	1067	1143	1050	1050	800	2600
700	1245	1346	1100	1100	800	3000
800	1372	1524	1150	1150	800	4490

**Ball Valve Dimensions(200~800) 1.68MPa(20kg/㎠) 5.4MPa(CLASS 300#)** (Unit : ㎜)
DN	Flange	Butt Welding	Manual Operated	Worm Gear Operated
DN	L	L1	H	H	W	kg
200	502	521	398	398	600	278
250	568	559	495	495	600	500
300	648	635	580	580	800	733
350	762	762	625	625	800	1029
400	838	838	670	670	800	1418
450	914	914	698	698	800	1592
500	991	991	840	840	800	2195
600	1143	1143	1050	1050	800	3460
700	1346	1346	1100	1100	800	5770
800	1524	1524	1150	1150	800	7932

1. The flange is KS B1511, ASME B16.5 standard, and other standards can be applied upon request.
2. The face-to-face distance of the valve is KS B2308 standard, and other standards can be applied upon request.