FLANGES

Groove & Tongue Flanges

Welwin Pipes & Fittings is a dynamic group, which was established over a decade ago to cater to growing demands of Groove & Tongue Flanges standards in ASME / ANSI B16.5 Flanges,ASME/ANSI B16.47 etc in all materials like Stainless Steel , Carbon Steel & High Nickel Alloys. We Manufacture, Export and Supply Flanges which meets with national and international quality standards and producing base which owns equipments conforming to international technical level and is well equipped with a whole set of advanced plasma refining equipments.
We export our high quality Groove & Tongue flanges to Kuwait, Egypt and Qatar.

specifications of Groove & Tongue Flanges

Size : 1/2"NB TO 60"NB IN
Class : 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.
Flange Facings: Raised Face, Ring Type Joint, Large Tongue & Groove, Small Tongue & Groove

Available ASTM standard:

ASTM / ASME SB 564 / 160 / 472.
ASTM / ASME SB 61 / 62 / 151 / 152
ASTM / ASME A/SA 182 UNS F 44, F 45, F51, F 53, F 55, F 60, F 61.
ASTM SA 240, ASTM A182
ASTM SA 182 F1/F5/F9/F11/F22/F91
ASTM A 105 Gr. F42/46/52/56/60/65/70
ASTM A350 LF2/A350 LF3

DIMENSIONS OF Groove & Tongue Flanges

Packaging of Blind Flanges

Packaging: Groove & Tongue Flanges is sleeved into plastic bag individually, ten pieces wrapped with water-proof material, bundled with nylon rope. Clear labels are tagged on the outside of the package for easy identification of the quantity and product I.D. Great care is taken during operation and transportation.

Prevent any damage.
During transportation items are tagged, packed in plastic bags and closed in carton boxes or seaworthy wooden cases.

plywood case,pallet and according to customer's requirment

Marking: Groove & Tongue Flanges are marked with alloy name, outside diameter, wall thickness and heat number. Additional information like standard and alloy numbers can be added on request.