SFWHI

Safety Fast (Welded) Masonry Restraint Hanger for I-Joists

The Safety Fast Hangers are designed to support timber joists, beams and trussed
rafters from masonry walls without the need for masonry above the top flange.

Product Details

Images

Features

Benefits

  • Requires no masonry above the top flange to achieve the published performance values.
  • Improved vertical and lateral load distribution.
  • Mini Strap simply hooks onto the hanger.
  • Enables the construction of the floor deck prior to the next lift of masonry.
  • Reduces Health & Safety risks associated with the use of the traditional masonry hangers with no masonry above.
  • Eliminates the need for propping of floor joists.
  • Mini Strap provides lateral restraint capacity in accordance with NHBC guidelines.
  • Allows for retrofit of lateral restraint straps.

Material

  • SFWH/SFWHI: Hot-dip galvanised mild steel
  • Mini Strap: Pre-galvanised mild steel

Technical Data

Dimensions

Product Dimensions

References Joist Size [mm] Product Dimensions [mm] Joist holes Mini Strap holes
Width Height A B C D E t Ø6x4 Oblong [mm] Ø4.1 [mm] Ø4.2 [mm]
SFWHI195/40/1003819540195752001002.5223
SFWHI200/40/1003820040200752001002.5223
SFWHI220/40/1003822040220752001002.5223
SFWHI225/40/1003822540225752001002.5223
SFWHI235/40/1003823540235752001002.5223
SFWHI240/40/1003824040240752001002.5223
SFWHI245/40/1003824540245752001002.5223
SFWHI300/40/1003830040300752001002.5223
SFWHI360/40/1003836040360752001002.5223
SFWHI400/40/1003840040400752001002.5223
SFWHI195/47/1004519547195752001002.5223
SFWHI200/47/1004520047200752001002.5223
SFWHI220/47/1004522047220752001002.5223
SFWHI225/47/1004522547225752001002.5223
SFWHI235/47/1004523547235752001002.5223
SFWHI240/47/1004524047240752001002.5223
SFWHI245/47/1004524547245752001002.5223
SFWHI253/47/1004525347253752001002.5223
SFWHI300/47/1004530047300752001002.5223
SFWHI350/47/1004535047350752001002.5223
SFWHI360/47/1004536047360752001002.5223
SFWHI400/47/1004540047400752001002.5223
SFWHI195/50/1004719550195752001002.5223
SFWHI220/50/1004722050220752001002.5223
SFWHI225/50/1004722550225752001002.5223
SFWHI235/50/1004723550235752001002.5223
SFWHI240/50/1004724050240752001002.5223
SFWHI245/50/1004724550245752001002.5223
SFWHI300/50/1004730050300752001002.5223
SFWHI220/56/1005322056220752001002.5223
SFWHI225/56/1005322556225752001002.5223
SFWHI240/56/1005324056240752001002.5223
SFWHI300/56/1005330056300752001002.5223
SFWHI200/61/1005820061200752001002.5223
SFWHI360/61/1005836061360752001002.5223
SFWHI400/61/1005840061400752001002.5223
SFWHI200/63/1006020063200752001002.5223
SFWHI220/63/1006022063220752001002.5223
SFWHI225/63/1006022563225752001002.5223
SFWHI240/63/1006024063240752001002.5223
SFWHI300/63/1006030063300752001002.5223
SFWHI350/63/1006035063350752001002.5223
SFWHI360/63/1006036063360752001002.5223
SFWHI400/63/1006040063400752001002.5223
SFWHI220/66/1006322066220752001002.5223
SFWHI225/66/1006322566225752001002.5223
SFWHI235/66/1006323566235752001002.5223
SFWHI240/66/1006324066240752001002.5223
SFWHI245/66/1006324566245752001002.5223
SFWHI300/66/1006330066300752001002.5223
SFWHI200/72/1007020072200752001002.5223
SFWHI220/72/1007022072220752001002.5223
SFWHI225/72/1007022572225752001002.5223
SFWHI240/72/1007024072240752001002.5223
SFWHI300/72/1007030072300752001002.5223
SFWHI360/72/1007036072360752001002.5223
SFWHI400/72/1007240072400752001002.5223
SFWHI195/75/1007219575195752001002.5223
SFWHI200/75/1007220075200752001002.5223
SFWHI220/75/1007222075220752001002.5223
SFWHI225/75/1007222575225752001002.5223
SFWHI235/75/1007223575235752001002.5223
SFWHI240/75/1007224075240752001002.5223
SFWHI245/75/1007224575245752001002.5223
SFWHI253/75/1007225375253752001002.5223
SFWHI300/75/1007230075300752001002.5223
SFWHI304/75/1007230475304752001002.5223
SFWHI350/75/1007235075350752001002.5223
SFWHI360/75/1007236075360752001002.5223
SFWHI373/75/1007237375373752001002.5223
SFWHI400/75/1007240075400752001002.5223
SFWHI417/75/1007241775417752001002.5223
SFWHI421/75/1007242175421752001002.5223
SFWHI195/78/1002x3819578195752001002.5223
SFWHI200/78/1002x3820078200752001002.5223
SFWHI220/78/1002x3822078220752001002.5223
SFWHI225/78/1002x3822578225752001002.5223
SFWHI235/78/1002x3823578235752001002.5223
SFWHI240/78/1002x3824078240752001002.5223
SFWHI245/78/1002x3824578245752001002.5223
SFWHI300/78/1002x3830078300752001002.5223
SFWHI360/78/1002x3836078360752001002.5223
SFWHI400/78/1002x3840078400752001002.5223
SFWHI195/91/1002x45 or 89-9019591195752001002.5223
SFWHI200/91/1002x45 or 89-9020091200752001002.5223
SFWHI220/91/1002x45 or 89-9022091220752001002.5223
SFWHI225/91/1002x45 or 89-9022591225752001002.5223
SFWHI235/91/1002x45 or 89-9023591235752001002.5223
SFWHI240/91/1002x45 or 89-9024091240752001002.5223
SFWHI245/91/1002x45 or 89-9024591245752001002.5223
SFWHI253/91/1002x45 or 89-9025391253752001002.5223
SFWHI300/91/1002x45 or 89-9030091300752001002.5223
SFWHI350/91/1002x45 or 89-9035091350752001002.5223
SFWHI400/91/1002x45 or 89-9040091400752001002.5223
SFWHI195/96/1002x4719596195752001002.5223
SFWHI220/96/1002x4722096220752001002.5223
SFWHI225/96/1002x4722596225752001002.5223
SFWHI235/96/1002x4723596235752001002.5223
SFWHI240/96/1002x4724096240752001002.5223
SFWHI245/96/1002x4724596245752001002.5223
SFWHI300/96/1002x4730096300752001002.5223
SFWHI195/99/10096-9719599195752001002.5223
SFWHI200/99/10096-9720099200752001002.5223
SFWHI220/99/10096-9722099220752001002.5223
SFWHI225/99/10096-9722599225752001002.5223
SFWHI235/99/10096-9723599235752001002.5223
SFWHI240/99/10096-9724099240752001002.5223
SFWHI245/99/10096-9724599245752001002.5223
SFWHI253/99/10096-9725399253752001002.5223
SFWHI300/99/10096-9730099300752001002.5223
SFWHI304/99/10096-9730499304752001002.5223
SFWHI350/99/10096-9735099350752001002.5223
SFWHI373/99/10096-9737399373752001002.5223
SFWHI400/99/10096-9740099400752001002.5223
SFWHI417/99/10096-9741799417752001002.5223
SFWHI421/99/10096-9742199421752001002.5223
SFWHI220/109/1002x53220109220752001002.5223
SFWHI225/109/1002x53225109225752001002.5223
SFWHI300/109/1002x53300109300752001002.5223
SFWHI200/122/1002x60200122200752001002.5223
SFWHI220/122/1002x60220122220752001002.5223
SFWHI225/122/1002x60225122225752001002.5223
SFWHI240/122/1002x60240122240752001002.5223
SFWHI300/122/1002x60300122300752001002.5223
SFWHI350/122/1002x60350122350752001002.5223
SFWHI360/122/1002x60360122360752001002.5223
SFWHI400/122/1002x60400122400752001002.5223
SFWHI195/125/100122195125195752001002.5223
SFWHI200/125/100122200125200752001002.5223
SFWHI225/125/100122225125225752001002.5223
SFWHI253/125/100122253125253752001002.5223
SFWHI304/125/100122304125304752001002.5223
SFWHI373/125/100122373125373752001002.5223
SFWHI417/125/100122417125417752001002.5223
SFWHI421/125/100122421125421752001002.5223
SFWHI220/128/1002x63220128220752001002.5223
SFWHI225/128/1002x63225128225752001002.5223
SFWHI235/128/1002x63235128235752001002.5223
SFWHI240/128/1002x63240128240752001002.5223
SFWHI245/128/1002x63245128245752001002.5223
SFWHI300/128/1002x63300128300752001002.5223
SFWHI200/142/1002x70200142200752251002.5223
SFWHI220/142/1002x70220142220752251002.5223
SFWHI225/142/1002x70220142220752251002.5223
SFWHI240/142/1002x70240142240752251002.5223
SFWHI300/142/1002x70300142300752251002.5223
SFWHI360/142/1002x70360142360752251002.5223
SFWHI400/142/1002x70400142400752251002.5223
SFWHI195/146/1002x72195146195752251002.5223
SFWHI200/146/1002x72200146195752251002.5223
SFWHI220/146/1002x72220146220752251002.5223
SFWHI225/146/1002x72225146225752251002.5223
SFWHI235/146/1002x72235146235752251002.5223
SFWHI240/146/1002x72240146240752251002.5223
SFWHI245/146/1002x72245146245752251002.5223
SFWHI300/146/1002x72300146300752251002.5223
SFWHI350/146/1002x72350146350752251002.5223
SFWHI360/146/1002x72360146360752251002.5223
SFWHI400/146/1002x72400146400752251002.5223
SFWHI195/150/1002x75 or 147195150195752251002.5223
SFWHI200/150/1002x75 or 147200150200752251002.5223
SFWHI220/150/1002x75 or 147220150220752251002.5223
SFWHI225/150/1002x75 or 147225150225752251002.5223
SFWHI235/150/1002x75 or 147235150235752251002.5223
SFWHI240/150/1002x75 or 147240150240752251002.5223
SFWHI245/150/1002x75 or 147245150245752251002.5223
SFWHI253/150/1002x75 or 147253150253752251002.5223
SFWHI300/150/1002x75 or 147300150300752251002.5223
SFWHI304/150/1002x75 or 147304150304752251002.5223
SFWHI360/150/1002x75 or 147360150360752251002.5223
SFWHI373/150/1002x75 or 147373150373752251002.5223
SFWHI400/150/1002x75 or 147400150400752251002.5223
SFWHI417/150/1002x75 or 147417150417752251002.5223
SFWHI421/150/1002x75 or 147421150421752251002.5223
SFWHI195/182/1002x89-90195182195752751002.5223
SFWHI200/182/1002x89-90200182200752751002.5223
SFWHI220/182/1002x89-90220182220752751002.5223
SFWHI225/182/1002x89-90225182225752751002.5223
SFWHI235/182/1002x89-90235182235752751002.5223
SFWHI240/182/1002x89-90240182240752751002.5223
SFWHI245/182/1002x89-90245182245752751002.5223
SFWHI300/182/1002x89-90300182300752751002.5223
SFWHI350/182/1002x89-90350182350752751002.5223
SFWHI360/182/1002x89-90360182360752751002.5223
SFWHI400/182/1002x89-90400182400752751002.5223
SFWHI220/196/1002x97220196220752751002.5223
SFWHI225/196/1002x97220196220752751002.5223
SFWHI235/196/1002x97235196235752751002.5223
SFWHI240/196/1002x97240196240752751002.5223
SFWHI245/196/1002x97245196245752751002.5223
SFWHI300/196/1002x97300196300752751002.5223
SFWHI350/196/1002x97350196350752751002.5223
SFWHI400/196/1002x97400196400752751002.5223
SFWHI450/196/1002x97450196450752751002.5223
SFWHI195/246/1002x122195246195752751002.5223
SFWHI200/246/1002x122200246200752751002.5223
SFWHI220/246/1002x122220246220752751002.5223
SFWHI225/246/1002x122225246225752751002.5223
SFWHI253/246/1002x122253246253752751002.5223
SFWHI304/246/1002x122304246304752751002.5223
SFWHI373/246/1002x122373246373752751002.5223
SFWHI417/246/1002x122417246417752751002.5223
SFWHI421/246/1002x122421246421752751002.5223
SFWHI195/296/1002x147195246195752751002.5223
SFWHI200/296/1002x147200246200752751002.5223
SFWHI220/296/1002x147220246220752751002.5223
SFWHI225/296/1002x147225246225752751002.5223
SFWHI253/296/1002x147253246253752751002.5223
SFWHI304/296/1002x147304246304752751002.5223
SFWHI373/296/1002x147373246373752751002.5223
SFWHI417/296/1002x147417246417752751002.5223
SFWHI421/296/1002x147421246421752751002.5223

Product Capacities - Timber to Masonry

References Number of Fasteners Characteristic Capacities [kN] Safe Working Loads [kN]
Joist Fasteners Mini Strap R1.k R1,SWL
Qty Type Qty Type 3.5N/mm2 Solid LAC 7N/mm2 Solid DAC 2.8N/mm2 Solid AAC 3.5N/mm2 Solid LAC 7N/mm2 Solid DAC
SFWHI (A ≤ 63mm)2N3.75x303N3.75x3018.618.67.49.39.3
SFWHI (A > 63mm)2N3.75x303N3.75x3028.928.911.614.514.5

Installation

Installation

Installation

  • Use all specified nails.
  • Build masonry to required level, ensuring any coursing bricks or blocks are at least one course below the supporting block, and leave to cure.
  • Place the Safety Fast Restraint Hanger over the inner leaf of block work, ensuring the bearing plate is fully located onto the top of the masonry, sitting tight against the front face and top of the block work.
  • Sit the floor joist into the masonry hanger and ensure all joists are correctly installed. The joist should be tight into the back of the hanger where possible. The maximum gap between the back of the hanger and the end of the joist is 6mm.
  • Clip the Safety Fast Mini Strap onto the restraining hooks on either side of the hanger and nail to the side face of the joist with 3.75 x 30mm square twist nails. INSTALL ONLY ONE STRAP PER HANGER.

General Installation Notes

  • The floor decking may be stored on the joists provided the load is uniformly distributed between the several joists and does not exceed the hanger or joist capacities. Refer to joist manufacturer or supplier for joist capacity and maximum construction loads.
  • The floor decking must be securely attached to each joist before additional loads can be placed on the system.
  • Floor decking and block work is to be cut where necessary to fit around the upstand stiffeners.
  • Pallets of blocks or other construction materials should be placed onto the scaffolding and NOT directly onto the floor. The materials can then be evenly distributed around the floor manually, ensuring hanger or joist capacities are not exceeded.

Certification

Declaration of Performance (DoP)

CAD and BIM Library

3D

SFWHI195/150/100

SFWHI195/196/100

SFWHI200/150/100

SFWHI225/125/100

SFWHI225/150/100

SFWHI225/180/100

SFWHI225/184/100

SFWHI225/78/100

SFWHI240/120/100

SFWHI240/142/100

SFWHI240/150/100

SFWHI240/196/100

SFWHI245/146/100

SFWHI245/196/100

SFWHI254/125/100

SFWHI254/150/100

SFWHI300/100/100

SFWHI300/120/100

SFWHI300/146/100

SFWHI300/150/100

SFWHI300/152/100

SFWHI300/180/100

SFWHI300/196/100

SFWHI300/66/100

SFWHI300/78/100

SFWHI300/91/100

SFWHI300/96/100

SFWHI400/196/100

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Contact

Simpson Strong-Tie U.K.

Simpson Strong-Tie

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