grooved fitting / round / carbon steel / for pipelines

250PSI Carbon steel corrosion and low pressure coupling, especially designed for low pressure pipeline system.
Anti-corrosion coating material, resistan most level chemical substance
(for example: fungicides, oxidizing agents, flocculating agents and softener, membrane cleaning agent).

Sizes-Inches/DN & Rated Working Pressure:
? 3/4 inch to 5 inch (DN20 to DN125), 250PSI (18bar)
? 6 inch to 12 inch (DN150 to DN300),200PSI (16bar)

Material specification
1.Housings:
? hot-dip galvanizing
? electrostatic spray
? plating Dacromet
? Teflon (PTFE)
? nylon

2.Gaskets:
EPDM rubber, suitable for cold water, hot water, rare acid, oil-free air and multiple chemical product (-50~150?).It is not suitable for medium like petroleum.

3.Bolts & Nuts:
Round-head, elliptoid-neck, carriage bolts, type carbon iron covered with zinc or dacromet.