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GASSTRUTSUR ICESORKEC IVE P PAGEHC TITE BACKPMECO THONutstrsSalG NeSte h DI&el e Wit ings.ets S plet Fittsenl Com dardianStSta EX STOCK 2D AND 3D CAD MODELS TECHNICAL SUPPORT SERVICEUK Sales: 0845 606 6677w w w. w d s l t d . c o . u k

WDSGAS STRUTSCALCULATION OF GAS STRUT FORCESLFeCFeLCLoad(kg)DFcDLoad(kg)Fe Extended ForceFc Compressed ForceFig.1Fig.2From Fig.1Fe Load x 9.81 x C x 1.1DxNFrom Fig.2Fc Load x 9.81 x C x 0.9DxNL Length of Door (mm)C Distance from Centre of Gravity to Hinge (mm)D Distance from Gas Strut to Hinge (mm)Load N 2Weight of door (kg)Number of strutsFe Strut Force (Extended) in NewtonsFc Strut Force (Compressed) in Newtons 0845 606 66 77 www.wdsltd.co.uk sales@wdsltd.co.uk

WDSGAS STRUTSAdjusting ValveGland SealM6, M8, M10 Thread Sizes 0845 606 66 77 www.wdsltd.co.uk sales@wdsltd.co.uk3

WDSGAS STRUTS - STEELWDS 550Gas StrutMATERIALBody - Steel, Black Powder CoatedRod - SteelAdjusting Valve - BrassDIN 71802 End Fittings - BZP SteelAdjustable Force - Supplied at maximum forceto be adjusted in position to suit the specificapplication.See also the full range of endfittings to suit your application.Pressure AdjustingValve in Brass EndN PABRod End Thread SxTL1MLL2CABWDS NumberRod Dia Body ngThreadFittingThreadLengthFittingHeightRod EndThreadRod EndThreadLengthNewtons2221726025M6 x 1.012.511M6 x 1.0920-400550-061510061530225210025M6 x 1.012.511M6 x 1.0920-400550-061515061540235215025M6 x 1.012.511M6 x 1.0920-400550-061520061550245220025M6 x 1.012.511M6 x 1.0920-400550-081910081930225210025M6 x 1.012.511M6 x 1.0950-700550-081915081940235215025M6 x 1.012.511M6 x 1.0950-700550-081920081950245220025M6 x 1.012.511M6 x 1.0950-700550-081925081960255225025M6 x 1.012.511M6 x 1.0950-700550-1022200102251745720030M8 x 1.2516.513M8 x 1.2512100-1200550-1022250102261755725030M8 x 1.2516.513M8 x 1.2512100-1200550-1022300102271765730030M8 x 1.2516.513M8 x 1.2512100-1200550-1022400102291785740030M8 x 1.2516.513M8 x 1.2512100-1200550-1428200142852246220035M10 x1.520.016M10 x 1.514200-2500550-1428300142873266230035M10 x1.520.016M10 x 1.514200-2500550-1428400142893286240035M10 x1.520.016M10 x 1.514200-2500550-142850014281132106250035M10 x1.520.016M10 x 1.514200-2500 0845 606 66 77 www.wdsltd.co.uk sales@wdsltd.co.uk

WDSGAS STRUTS - STAINLESS STEELWDS 850Gas StrutMATERIALBody - 316 Stainless SteelRod - 316 Stainless SteelAdjusting Valve - BrassDIN 71802 End Fittings - 304 Stainless SteelAdjustable Force - Supplied at maximum forceto be adjusted in position to suit the specificapplication.See also the full range of endfittings to suit your application.Pressure AdjustingValve in Brass EndN PABRod End Thread SxTL1MLL2CABWDS NumberRod Dia Body thFittingHeightRod EndThreadRod 726025M6 x 1.012.511M6 x 1.0920-400850-061510061530225210025M6 x 1.012.511M6 x 1.0920-400850-061515061540235215025M6 x 1.012.511M6 x 1.0920-400850-061520061550245220025M6 x 1.012.511M6 x 1.0920-400850-081910081930225210025M6 x 1.012.511M6 x 1.0950-700850-081915081940235215025M6 x 1.012.511M6 x 1.0950-700850-081920081950245220025M6 x 1.012.511M6 x 1.0950-700850-081925081960255225025M6 x 1.012.511M6 x 1.0950-700850-1022200102251745720030M8 x 1.2516.513M8 x 1.2512100-1200850-1022250102261755725030M8 x 1.2516.513M8 x 1.2512100-1200850-1022300102271765730030M8 x 1.2516.513M8 x 1.2512100-1200850-1022400102291785740030M8 x 1.2516.513M8 x 1.2512100-1200850-1428200142852246220035M10 x1.520.016M10 x 1.514200-2500850-1428300142873266230035M10 x1.520.016M10 x 1.514200-2500850-1428400142893286240035M10 x1.520.016M10 x 1.514200-2500850-142850014281132106250035M10 x1.520.016M10 x 1.514200-2500 0845 606 66 77 www.wdsltd.co.uk sales@wdsltd.co.uk5

ACCESSORIES End FittingsWDSWDS 551/851LL2A1Clevis Fork DIN 71752D1DL1MATERIALSteel Zinc Plated or 304 Stainless SteelAStainless Recommended Pins: 851-506, 851-508, 851-510BCDIN 71752 end fitting for Gas Struts. Can beutilised on applications such as industrialmachinery and enclosures.Steel Zinc Plated Recommended Spring Bolt: 551-306, 551-308, 551-310WDS NumberSteel Zinc PlatedStainless 201020M101852401574WDS 551LSpring BoltMATERIALSteel Zinc PlatedADL1CBSteel zinc plated spring bolt end fittings allowswift installation when used with Clevis Fork.To suit WDS Clevis Fork: 551-206, 551-208, 551-210WDS NumberABCDLL1Suitable for 1-208551-310181023103810551-210WDS 551/851LDClevis EyeMATERIALSteel Zinc Plated or 304 Stainless SteelD1L1A sqClevis eye attachments can be used onapplications such as industrial machinery andinspection hatches.TBCRecommended Pins: 551-506, 551-508, 551-510, 851-506, 851-508, 851-510WDS Number6Steel Zinc PlatedStainless 52401898 0845 606 66 77 www.wdsltd.co.uk sales@wdsltd.co.uk

ACCESSORIES End FittingsWDSCWDS 551/851Clevis PinD2L1DMATERIALSteel Zinc Plated or 304 Stainless SteelD1Pins should be used with an E-clip DIN6799 tosecure the gas spring to your application.LHTo Suit WDS Eye 551-406, 551-408, 551-410, 851-406, 851-408, 851-410WDS NumberSteel Zinc PlatedStainless 1.0522520.517D1WDS 551/851LE-Clip DIN 6799MATERIALSteel Zinc Plated or 304 Stainless SteelThe clip is used with a clevis pin to secure the gasspring to your project.DTo Suit WDS Grooved Pin 551-506, 551-508, 551-510, 851-506, 851-508, 851-510WDS NumberSteel Zinc PlatedStainless 612.30.70.28551-610851-610816.310.71WDS 551/851MATERIALSteel Zinc Plated or 304 Stainless SteelFor use on access hatches and industrialmachinery.SDAngle Joint DIN 71802H1HD x T deepD1LWDS NumberSteel Zinc PlatedStainless 10M10203620351315.5104 0845 606 66 77 www.wdsltd.co.uk sales@wdsltd.co.uk7

WDSGAS STRUTS2010 PRICE LIST - GAS STRUTSWDS Number1-10 Price11-24 Price25-49 Price50 Price550-0615060 14.40 12.24 10.80 9.36550-0615100 14.50 12.33 10.88 9.43550-0615150 14.65 12.45 10.99 9.52550-0615200 14.85 12.62 11.14 9.65550-0819100 16.50 14.03 12.38 10.73550-0819150 16.85 14.32 12.64 10.95550-0819200 16.95 14.41 12.71 11.02550-0819250 17.25 14.66 12.94 11.21550-1022200 19.45 16.53 14.59 12.64550-1022250 19.65 16.70 14.74 12.77550-1022300 19.75 16.79 14.81 12.84550-1022400 19.95 16.96 14.96 12.97550-1428200 32.90 27.97 24.68 21.39550-1428300 34.25 29.11 25.69 22.26550-1428400 35.85 30.47 26.89 23.30550-1428500 36.95 31.41 27.71 24.02850-0615060 19.75 17.78 15.80 14.81850-0615100 21.05 18.95 16.84 15.79850-0615150 22.15 19.94 17.72 16.61850-0615200 23.75 21.38 19.00 17.81850-0819100 22.95 20.66 18.36 16.07850-0819150 24.05 21.65 19.24 16.84850-0819200 25.75 23.18 20.60 18.03850-0819250 26.75 24.08 21.40 18.73850-1022200 44.40 39.96 35.52 31.08850-1022250 46.10 41.49 36.88 32.27850-1022300 47.95 43.16 38.36 33.57850-1022400 63.10 56.79 50.48 44.17850-1428200 81.15 73.04 64.92 60.86850-1428300 89.00 80.10 71.20 66.75850-1428400 99.50 89.55 79.60 74.63850-1428500 108.25 97.43 86.60 81.191-10 Price11-24 Price25-49 Price50 Price2010 PRICE LIST - ACCESSORIESWDS Number551-306 0.26 0.22 0.19 0.17551-308 0.32 0.27 0.24 0.21551-310 0.40 0.34 0.30 0.26551-206 0.50 0.42 0.37 0.32551-208 0.62 0.53 0.47 0.40551-210 1.08 0.92 0.81 0.70551-406 1.31 1.11 0.98 0.85551-408 1.96 1.66 1.47 1.27551-410 2.13 1.81 1.60 1.38551-506 0.34 0.28 0.25 0.22551-508 0.39 0.33 0.29 0.26551-510 0.61 0.52 0.46 0.40551-606 0.18 0.16 0.14 0.12551-608 0.22 0.19 0.17 0.14551-610 0.32 0.27 0.24 0.21551-706 1.21 1.03 0.91 0.79551-708 1.64 1.39 1.23 1.06551-710 2.49 2.12 1.87 1.62851-206 1.97 1.67 1.48 1.28851-208 2.86 2.43 2.14 1.86851-210 3.71 3.15 2.78 2.41851-406 3.73 3.17 2.80 2.43851-408 6.24 5.30 4.68 4.05851-410 9.14 7.77 6.85 5.94851-506 0.96 0.82 0.72 0.63851-508 1.08 0.92 0.81 0.70851-510 1.27 1.08 0.95 0.82851-606 0.19 0.16 0.14 0.12851-608 0.33 0.28 0.25 0.22851-610 0.43 0.37 0.32 0.28851-706 3.59 3.05 2.69 2.33851-708 5.14 4.37 3.86 3.34851-710 7.66 6.51 5.75 4.98 0845 606 66 77 www.wdsltd.co.uk sales@wdsltd.co.uk8

CALCULATION OF GAS STRUT FORCES L Length of Door (mm) C Distance from Centre of Gravity to Hinge (mm) D Distance from Gas Strut to Hinge (mm) Load Weight of door (kg) N Number of struts Fe Strut Force (Extended) in Newtons Fc Strut Force (Compressed) in Newtons From Fig.1 Fe Load x 9.81 x C x 1.1 D x N