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STAINLESS STEEL CORRUGATED HOSE - SERIES 12MF

Stainless Steel Corrugated Hose

Series 12MF • Mechanically Formed • Close Pitch

MF — Mechanically Formed hoses are manufactured by mechanically rolling and forming the corrugations into the metal tube using precision tooling. This process produces uniform, consistent corrugation profiles ideal for standard pressure and flexibility applications.

Series 12MF is the close pitch mechanically formed hose — offering tighter corrugation spacing for improved flexibility, widely used for steam, chemical, boiler, pneumatic, railway, and water/liquid transfer applications.

Material Grades

SS 304 / 304L / 316 / 316L / 321 / 321L

Core, braid and fittings

Temperature Range

-270°C to +700°C

SS 321 required above 425°C

Bore Range

1/4" to 2" (6–50 mm)

Braid Options

Single / Double SS Wire

Series 12MF — Technical Sheet

Mechanically Formed | Close Pitch | 0, 1 & 2 Braid Options | Sizes 6mm–50mm

Cutaway of a stainless steel corrugated hose showing the annular corrugated core, the first and second wire braid, the bore and the outside diameters over the corrugation, over a single braid and over a double braid.
Series 12MF, 6 mm bore. ID 6 mm · OD 9.6 mm over the corrugation · D1 11.1 mm over a single braid · D2 12.3 mm over a double braid. The same figures appear in the Hose OD column below, at 0, 1 and 2 braids.
Technical specification — part number, bore, braid layers, outside diameter, bend radius, working and burst pressure, weight and standard length. Pressures are at 20 °C; de-rate for temperature.
Part No.Hose IDmm · inchBraidsHose ODmmBend R.Static (mm)Bend R.Dynamic (mm)Max WPbarBurst P.barWeightkg/mStd. Lengthm
SSH12MF-006Q/0WQ 6 mm1/4" 0 9.60 20 70 12 0.1 50/100
SSH12MF-006Q/1WQ 1 11.1 120 480 0.17 50/100
SSH12MF-006Q/2WQ 2 12.3 185 740 0.26 50/100
SSH12MF-008Q/0WQ 8 mm5/16" 0 12.6 25 90 10 0.11 50/100
SSH12MF-008Q/1WQ 1 13.9 95 380 0.19 50/100
SSH12MF-008Q/2WQ 2 15.4 150 600 0.275 50/100
SSH12MF-010Q/0WQ 10 mm3/8" 0 14.3 30 100 8 0.15 50/100
SSH12MF-010Q/1WQ 1 15.9 85 340 0.25 50/100
SSH12MF-010Q/2WQ 2 17.4 140 560 0.365 50/100
SSH12MF-012Q/0WQ 12 mm1/2" 0 17 35 110 8 0.17 50/100
SSH12MF-012Q/1WQ 1 18.2 75 300 0.29 50/100
SSH12MF-012Q/2WQ 2 19.4 120 480 0.42 50/100
SSH12MF-016Q/0WQ 16 mm5/8" 0 21.9 40 120 7 0.235 50/100
SSH12MF-016Q/1WQ 1 23.6 70 280 0.44 50/100
SSH12MF-016Q/2WQ 2 25 110 440 0.67 50/100
SSH12MF-020Q/0WQ 20 mm3/4" 0 26.9 50 125 4 0.33 50/100
SSH12MF-020Q/1WQ 1 28.4 60 240 0.575 50/100
SSH12MF-020Q/2WQ 2 29.9 95 380 0.84 50/100
SSH12MF-025Q/0WQ 25 mm1" 0 32.4 60 150 2.5 0.45 50/100
SSH12MF-025Q/1WQ 1 33.9 50 200 0.73 50/100
SSH12MF-025Q/2WQ 2 35.5 75 300 1.02 50/100
SSH12MF-032Q/0WQ 32 mm1¼" 0 41.2 70 230 2 0.575 25/50
SSH12MF-032Q/1WQ 1 43.3 38 152 0.98 30/50
SSH12MF-032Q/2WQ 2 44.4 60 240 1.4 30/50
SSH12MF-040Q/0WQ 40 mm1½" 0 49.8 80 240 1 0.85 30/50
SSH12MF-040Q/1WQ 1 51.5 30 120 1.33 30/50
SSH12MF-040Q/2WQ 2 53.6 52 208 1.83 30/50
SSH12MF-050Q/0WQ 50 mm2" 0 60.6 100 250 1 1.1 30/50
SSH12MF-050Q/1WQ 1 62.8 27 108 1.825 30/50
SSH12MF-050Q/2WQ 2 64.1 45 180 2.62 30/50

NOTE:
Pressure Rating mentioned is at 20 deg C kindly refer temperature correction factor for the same
Packaging: Roll, Reel, Wooden case, Pallet
THE INFORMATION IS FOR REFERENCE PURPOSE, WE RESERVE THE RIGHT TO ALTER/AMEND SPECIFICATION AS WHEN NECESSARY.

Download PDF Datasheet

Need Series 12MF Hoses? Get a Quote Today

Close pitch mechanically formed corrugated hoses in SS 304/304L/316/316L/321/321L. Custom lengths and assemblies available.

Frequently Asked Questions

Common questions about stainless steel corrugated hoses

MF (Mechanically Formed) uses precision mechanical rolling to create the corrugations, providing standard flexibility suitable for most general-purpose applications. HF (Hydroformed) forms the profile with hydraulic pressure, offering greater flexibility with a tighter bend radius for confined installations. EF (Elastomer Formed) shapes the corrugations against an elastomer mandrel, delivering maximum flexibility for the most demanding routing requirements. The elastomer is forming tooling only — every hose is all stainless steel.

Our stainless steel corrugated hoses operate from -270°C (cryogenic) to +700°C — the upper figure applies to SS 321; SS 304, 304L and 316L are rated to +425°C. Between them they cover virtually all industrial temperature requirements including cryogenic, steam, and high-temperature exhaust applications.

We offer SS 304, SS 304L, SS 316L, and SS 321 grades. SS 304 is standard for most applications. SS 316L offers superior corrosion resistance for chemical and marine environments. SS 321 is ideal for high-temperature applications.

The series differ in corrugation pitch which affects pressure handling and flexibility:

Series 11 (Standard Pitch): Widest corrugation spacing, offering the highest pressure capacity of the three. MF 11: 7-44 bar, HF 11: 10-58 bar.

Series 12 (Close Pitch): Medium corrugation spacing — a balance of pressure capacity and flexibility. MF 12: 6-38 bar, HF 12: 8-52 bar.

Series 13 (Close Pitch): Finest corrugation for maximum flexibility and tight bend radius. MF 13: 5-32 bar. Ideal for applications requiring frequent bending and confined routing.

Other MF Series

Compare with related mechanically formed hose options

Series 11MF

Standard Pitch • Higher Pressure

CURRENT

Series 12MF

Close Pitch • Balanced

Series 13MF

Close Pitch • Maximum Flex

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