Stainless Steel Flanges

The SS flanges we manufacture have gained tremendous appreciation in the market for their host of qualitative features. These flanges are available in various specifications and types.

Technical Specifications:

• Types: Weld Neck, Socket Weld, Lap Joint, Slip-On, Threaded, Blind and Customer Designed Flanges
• Size: ? to 36
• Class of pressure: Class 150, 300, 600, 900, 1500
• Standard facings: Raised face, Ring-type joint, Flat face, Male/female, Tongue/groove
• Standards: ASME, ANSI, API, BS, DIN, JIS and other International Standards

Flange and Bolt Dimensions for Standard Flanges
 

NPS (inches)	150 psi	300 psi
Dia. of Flange (inches)	No. of Bolts	Dia. of Bolts (inches)	Bolt Circle (inches)	Dia. of Flange (inches)	No. of Bolts	Dia. of Bolts (inches)	Bolt Circle (inches)
1/4	3-3/8	4	1/2	2-1/4	3-3/8	4	1/2	2-1/4
1/2	3-1/2	4	1/2	2-3/8	3-3/4	4	1/2	2-5/8
3/4	3-7/8	4	1/2	2-3/4	4-5/8	4	5/8	3-1/4
1	4-1/4	4	1/2	3-1/8	4-7/8	4	5/8	3-1/2
1-1/4	4-5/8	4	1/2	3-1/2	5-1/4	4	5/8	3-7/8
1-1/2	5