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Govt. of India recognised One Star Export House · DGFT, valid 25/11/2025 – 25/11/2030Polyfit is an A-Level SQ certified companyTÜV Rheinland certified: structural steel fabrication (EXC3), welding processes & inspectionRecognised by TATA Power Solar with the Green Practices Excellence Certificate for our 400 kWp solar power system
Hydraulic Adaptors and Couplings

Tube Fittings

Couplings for hydraulic tube connections. Polyfit is a trusted brand in high quality tube couplings, adaptors and Hose Fittings. We manufacture tube couplings as per DIN 2353 and ISO 8434-1 in steel and stainless steel. Sizes available are 6mm to 42mm in Light and 6mm to 38mm in Heavy series.

48 products


DESIGN PRESSURE

L SERIES

S SERIES

DN6 DNB-DN10 DN12 DN15: 250 bar

DN6 DNB-DN10 DN12: 630 bar

DN18-DN22: 160 bar

DN15-DN20-DN25: 400 bar

DN28 DN35-DN42: 100 bar

DN30-DN38: 250 bar

DESIGN TEMPERATURE

Carbon steet -20°C to +120°C

Stainless steel: -60°C to +200°C

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