Shreenath Engineering

DESIGN STANDARD

General Design

: API 602 / BS 5352

Testing

: API 598 / BS 6755 (Part-1)

Size

: ½” to 2” (DN15 - DN50)

Type

: Bolted Bonnet, OS & Y, Flexible Wedge.

Rating

: Class 800 & Class 1500.

Face to Face

: AS SHOWN

Pressure & Temperature Rating

: Screwed Ends to BSP/BSPT/NPT

Flange Standard Conformity

: Socket Weld Ends to ANSI B16.11

Valves meets to API 602 / BS 5352 design requirements.
Body full bore to API 602 / BS 5352 ensures streamlined flow hence no pressure drop.
Body guided wedge ensures positive seating and eliminates side thrust & flexible wedge ensure tight shut-off.
Graphite packing ring, top & bottom rings are braided graphite its ensures effective stem sealing.
Hardened seats minimizes on line erosion & provide maximum service life.
Variety of materials available to suit special application requirement.

PART NO	PART NAME:	MATERIAL SPECIFICATION
701	Body	A 105	F 304	F 316
702	Bonnet	A 105	F 304	F 316
703	Wedge	AISI 410	AISI 304	AISI 316
704	Seat Rings	AISI 410	AISI 304	AISI 316
705	Spindle	AISI 410	AISI 304	AISI 316
706	Gland Bush	AISI 410	AISI 304	AISI 316
707	Gland Flange	A105		F 304
708	Yoke Sleeve	ASTM A 439 Gr. D2/AL-BRONZE
709	Hand Wheel	Cast Steel / M.I.
710	Hand Wheel Nut	Gr. 2h
711	Stud & Nut	B7/2H	B8/ 8 OR B7/2H
712	Eye Bolt & Nut	B7/2H	B8/ 8
713	Gasket	SPW S.S. 304/316 With CAF / GRAFOIL
714	Gland Paking	Graphite Asbestos Inhib, & Inconel Wire Rein.

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