Select: Size (ID) (inner diameter)
| Hose Type | Type HB-ST — Tar spraying and bitumen hose for road construction machines (without / with steel helix)| Product Name | Type HB-ST |
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| Part Number | HB-ST |
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| Short Description | Tar spraying and bitumen hose for road construction machines (without / with steel helix) |
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| Description | Pressure hose for road construction machines, especially for hot bitumen and heavy heating oil.
Temperature range: - 25° C up to + 220° C.
Meets EN 13482, Type 2 SB/B (DN 19 and DN 32 analogue).
PLEASE NOTE: Not suitable for brown coal tar oil and coal oil (toluene).
Read the safety hints for the use of hot bitumen hoses on catalogue page 136.
Permanent operation temperatures above 220° C significantly reduces hose lifetime. |
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| Comment | PLEASE NOTE:
HB hoses are designed for a nominal pressure of 10 bar and a burst pressure of min. 40 bar at +20° C.
Working pressure of 7 bar is allowed for service with hot products up to +200° C / +392° F.
Pressure test (55 min / 15 bar) upon request against surcharge.
Conductivity:
To ensure a safe electrical conductivity of the hose assemblies the steel helix has to be securely fixed to the hose tails at both ends. |
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| Lining | Special elastomer, seamless |
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| Reinforcements | Steel braids and embedded steel helix, zinc plated (DN 19 with steel braid only) |
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| Cover | Special elastomer, electrically dissipative, resistant against abrasion, weathering and ageing |
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| Marking | Brown double helix and embossed continuously |
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| Marking Sample | HB 19 ST · EN 13482 · ASPHALT - BITUMEN · TYPE 2 SB / B · PN 20 BAR · 220° C · ELAFLEX 3Q-15 |
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| Size | DN 19 to DN 50 |
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| Product Sheet | Page 135-136 |
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| Information 3.15 |
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