Flange Fig 321 NPT/BSP BLACK

Malleable iron pipe fittings: Flange Fig 321 NPT/BSP BLACK

Type: Flange

Size: 1/4”---6”

Threaded Standard: BS / NPT/DIN

Galvanized/Black Malleable Iron Pipe Fittings Standard Specification

Surface: Hot dipped galvanized, Toast galvanized, Black

Usage: Fire Protection (Fire Fighting), plumbing, infrastructure construction, decoration, etc.

Tensile Strength: ≥33 KG/MM²

Elongation: ≥8%

Hydness: ＜HB163

Hydraulic Test Pressure: 25 KG/MM²

Working Pressure: 16 KG/MM²

Packing : Carton/ Bags /Pallet

Delivery: 45 days after the payment

Payment: TT, LC, etc.

The products are mainly divided into Banded, Beaded and Plain.

The surface have hot dipped galvanized, toast galvanized, black.

The products have BS 、NPT、DIN standard thread.

Our products are mainly used in water systems, petrochemical systems, gas systems, and water heating systems.

Producing Process:

Melting the raw materials with sand core to form a primary casting, and then put into the annealing furnace annealing. After reforming .flating .sand blasting then picking the casting. the blank is galvanized, next making the threa and cleaned with cutting liquid for packing, and finally loading.