JHM

Joist Hanger for Masonry

The JHM and JHMI range of joist hangers can be used to connect solid sawn joists, trusses and engineered joists to masonry walls or steel beams.

CE Marking

Product Details

Images

JHMR Return Configuration
JHMS Straddle Configuration
SPEC JHMSK Skewable Option

Features

Material

  • Pre-galvanised mild steel

Benefits

  • Built-in inspection slot at the base of the hanger to aid inspection from the ground
  • Top flange provides widest area in contact with masonry support allowing superior performance.
  • Embossments on JHM stiffen top flange and holes allow improved mortar keying.
  • JHM side flange on deeper hangers is much higher than traditional style, providing greatly enhanced resistance to joist rotation.

Additional Installation Options

Technical Data

Dimensions

Product Dimensions

References Joist dimensions [mm] Hanger Dimensions [mm] Joist holes
Width Height A B C D E F t Ø4
JHM100/3835100381006464757522
JHM125/3835125381256464757522
JHM150/3835150381406464757522
JHM175/3835175381656464757522
JHM200/3835200381906464757522
JHM225/3835225382156464757522
JHM250/3835250382406464757522
JHM300/3835300382906464757522
JHM100/4444100441006464757522
JHM125/4444125441256464757522
JHM150/4444150441406464757522
JHM175/4444175441656464757522
JHM200/4444200441906464757522
JHM225/4444225442156464757522
JHM250/4444250442406464757522
JHM300/4444300442906464757522
JHM100/4747100471006464757522
JHM125/4747125471256464757522
JHM150/4747150471406464757522
JHM175/4747175471656464757522
JHM200/4747200471906464757522
JHM225/4747225472156464757522
JHM250/4747250472406464757522
JHM300/4747300472906464757522
JHM100/5050100501006464757522
JHM125/5050125501256464757522
JHM150/5050150501406464757522
JHM175/5050175501656464757522
JHM200/5050200501906464757522
JHM225/5050225502156464757522
JHM250/5050250502406464757522
JHM300/5050300502906464757522
JHM100/6363100631006464757522
JHM125/6363125631256464757522
JHM150/6363150631406464757522
JHM175/6363175631656464757522
JHM200/6363200631906464757522
JHM225/6363225632156464757522
JHM250/6363250632406464757522
JHM300/6363300632906464757522
JHM100/752x35 or 75100751006464757522
JHM125/752x35 or 75125751256464757522
JHM150/752x35 or 75150751406464757522
JHM175/752x35 or 75175751656464757522
JHM200/752x35 or 75200751906464757522
JHM225/752x35 or 75225752156464757522
JHM250/752x35 or 75250752406464757522
JHM300/752x35 or 75300752906464757522
JHM100/912x44 or 91100911006464757522
JHM125/912x44 or 91125911256464757522
JHM150/912x44 or 91150911406464757522
JHM175/912x44 or 91175911656464757522
JHM200/912x44 or 91200911906464757522
JHM225/912x44 or 91225912156464757522
JHM250/912x44 or 91250912406464757522
JHM300/912x44 or 91300912906464757522
JHM100/962x47 or 96100961006464757522
JHM125/962x47 or 96125961256464757522
JHM150/962x47 or 96150961406464757522
JHM175/962x47 or 96175961656464757522
JHM200/962x47 or 96200961906464757522
JHM225/962x47 or 96225962156464757522
JHM250/962x47 or 96250962406464757522
JHM300/962x47 or 96300962906464757522
JHM100/9999100991006464757522
JHM125/9999125991256464757522
JHM150/9999150991406464757522
JHM175/9999175991656464757522
JHM200/9999200991906464757522
JHM225/9999225992156464757522
JHM250/9999250992406464757522
JHM300/9999300992906464757522
JHM100/1162x56 or 1151001161006464757522
JHM125/1162x56 or 1151251161256464757522
JHM150/1162x56 or 1151501161406464757522
JHM175/1162x56 or 1151751161656464757522
JHM200/1162x56 or 1152001161906464757522
JHM225/1162x56 or 1152251162156464757522
JHM250/1162x56 or 1152501162406464757522
JHM300/1162x56 or 1153001162906464757522
JHM100/1252x631001251006464757522
JHM125/1252x631251251256464757522
JHM150/1252x631501251406464757522
JHM175/1252x631751251656464757522
JHM200/1252x632001251906464757522
JHM225/1252x632251252156464757522
JHM250/1252x632501252406464757522
JHM300/1252x633001252906464757522
JHM100/1353x451001351006464757522
JHM125/1353x451251351256464757522
JHM150/1353x451501351406464757522
JHM175/1353x451751351656464757522
JHM200/1353x452001351906464757522
JHM225/1353x452251352156464757522
JHM250/1353x452501352406464757522
JHM300/1353x453001352906464757522
JHM100/1422x701001421006464757522
JHM125/1422x701251421256464757522
JHM150/1422x701501421406464757522
JHM175/1422x701751421656464757522
JHM200/1422x702001421906464757522
JHM225/1422x702251422156464757522
JHM250/1422x702501422406464757522
JHM300/1422x703001422906464757522
JHM100/1462x721001461006464757522
JHM125/1462x721251461256464757522
JHM150/1462x721501461406464757522
JHM175/1462x721751461656464757522
JHM200/1462x722001461906464757522
JHM225/1462x722251462156464757522
JHM250/1462x722501462406464757522
JHM300/1462x723001462906464757522
JHM100/1503x50 or 2x751001501006464757522
JHM125/1503x50 or 2x751251501256464757522
JHM150/1503x50 or 2x751501501406464757522
JHM175/1503x50 or 2x751751501656464757522
JHM200/1503x50 or 2x752001501906464757522
JHM225/1503x50 or 2x752251502156464757522
JHM250/1503x50 or 2x752501502406464757522
JHM300/1503x50 or 2x753001502906464757522

Product Performance - Masonry

References Joist Fasteners Characteristic Capacity [kN] Safe Working Loads [kN]
Qty Type R1,k R2,k R1,SWL R2,SWL,Short Term
2.8N/mm² Solid AAC 3.5N/mm² Solid LAC 7.0N/mm² Solid DAC 2.8N/mm² Solid AAC 3.5N/mm² Solid LAC 7.0N/mm² Solid DAC
JHM2N3.75x3010.512.8201.85.26.4101

Product Performance - Masonry & Skewed

References Joist Fasteners Safe Working Loads [kN]
Qty Type R1,SWL R2,SWL,Short Term
2.8N/mm² Solid AAC 3.5N/mm² Solid LAC 7.0N/mm² Solid DAC
Spec JHMSK43.75x305.15.25.21

1. Maximum skew 45º

Product Performance - Shot fired to Steel Girder

References Number of Fasteners Safe Working Loads [kN]
Header Joist R1,SWL,Long Term
Qty Type Qty Type
JHM4Shot fire pins2N3.75x305.1

1.The above Safe Working Loads are based upon product tests using four No. Hilti 12mm X-EDNI steel pins fired through the top flange material, onto a minimum 4mm thick steel plate. Other pins may be used provided similar structural performance is verified by the pin manufacturer. Pin Head size must be sufficient to prevent pull through during loading.

2.The designer must ensure that the steel support member will support the imposed loads.

3.Install shot-fired pins in accordance with manufacturer’s instructions

Product Performance - Mechanically Fixed to Steel Beam

References Number of Fasteners Safe Working Loads Characteristic Load [kN]
Header Joist R1,SWL, Long Term R1,k
Qty Type Qty Type
JHM2XLQ114B12242N3.75x3010.819
  • The designer / engineer must ensure that the steel support can take the imposed loads
  • Suitable for Steel I-beams and Hollow Sections upto 12.5mm thick
  • Timber is required in the web of steel I-beam when the hanger depth is less than the steel depth.  Timber must finish flush with outer edges of steel I-beam
Fastener Reference

Length

[mm]

Hex Head 

[in]

Washer Diameter

[mm]

Shank Diameter

[mm]

Suitable Material Thickness

[mm]

Recommended Install Speed

[rpm]

XLQ114B1224325/16"165.53.5 - 12.51400

 

Installation

Installation

Installation

Standard Masonry Installation

  • Use all specified fasteners. See "General Notes".
  • Set hanger back flange tight against block wall when built to desired level, then continue with additional courses to complete wall height. Joist should be tight into back of hanger when possible. Maximum gap permitted is 6mm.
  • MINIMUM 3 COURSES OF SOLID BLOCK (675MM MASONRY) REQUIRED ABOVE HANGER WITH MORTAR FULLY CURED BEFORE APPLYING LOAD.
  • Do not stack blocks or heavy loads on the joists during construction unless the joists have additional support to take the full load of the blocks vertically and horizontally.

Fixed to Steel Beams

  • The JHM range can be mechanically fixed to steel beams of
    thicknesses up to 12.5mm. 
  • Timber is required in the web of the ‘I’ section steel beam when
    the hanger depth is less than the steel depth.
  • Timber must be flush with the outer edges of the ‘I’ section steel
    beam.
  • The shot-fired pins must be installed by a qualified person in accordance with the manufacturer’s installation requirements.

Options

Options

  • Return configuration provides additional support by wrapping around three sides of the block. Designate "return" and length of return dimensions when ordering.
  • JHM, JHMR OR JHMS HANGERS DO NOT SATISFY THE REQUIREMENTS FOR LATERAL RESTRAINT TYPE HANGERS UNLESS STRAPS ARE FITTED.
  • Straddle configuration provides two hangers connected across top of support enabling exact alignment on both sides of supporting wall. Designate "straddle" and length of straddle dimensions when ordering.
  • Other widths and heights available to order. Contact Simpson Strong-Tie® for details.
  • SPEC JHM’s up to 61mm width can be skewed from 5 to 45 deg. See skewed hanger load table.

Certification

Declaration of Performance (DoP)

Safety Data Sheet (SDS)

CAD and BIM Library

2D
3D

JHM100/100

JHM100/38

JHM100/47

JHM100/50

JHM100/75

JHM100/91

JHM125/100

JHM125/125

JHM125/38

JHM125/47

JHM125/50

JHM125/63

JHM125/75

JHM125/91

JHM150/100

JHM150/38

JHM150/44

JHM150/47

JHM150/50

JHM150/63

JHM150/75

JHM150/91

JHM175/100

JHM175/150

JHM175/38

JHM175/44

JHM175/47

JHM175/50

JHM175/63

JHM175/75

JHM175/91

JHM200/100

JHM200/38

JHM200/44

JHM200/47

JHM200/50

JHM200/63

JHM200/75

JHM200/91

JHM225/100

JHM225/125

JHM225/150

JHM225/38

JHM225/44

JHM225/47

JHM225/50

JHM225/63

JHM225/75

JHM225/91

JHM250/100

JHM250/125

JHM250/150

JHM250/38

JHM250/47

JHM250/50

JHM250/63

JHM250/75

JHM300/125

JHM300/150

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Contact

Simpson Strong-Tie U.K.

Simpson Strong-Tie

Cardinal Point, Winchester Road
Tamworth
Staffordshire
B78 3HG
United Kingdom