Web Analytics Made Easy - StatCounter

Oxyacetylene Cylinder Tenders

Get complete information related to latest Oxyacetylene Cylinder Tenders . from India at Classic Tenders. Search the best available tenders from Indian government tenders, domestic Oxyacetylene Cylinder Tenders , private tenders, online tenders, tender invitation notice, business tender notices, online tenders and bidding Oxyacetylene Cylinder Tenders .

Filter
Loading....
Loading....
Loading....
Loading....
Loading....

Bid Submission Date Range
Tender Value

corporations/Associations/Others

CTN :43261074 Due date: 21 Jan, 202621 Jan, 2026 28.06 Lacs
Tender For corrigendum : tender for supply of spares of kirloskar make air compressor model tbtd lm for ahp and chp unit 7 and 8 ctps d d - assly of 6 pc. packing (part no.2460102050) (spare for air compressor model- t btd lm) , seal ring assly (part no.2480034650) (spare for air compressor model- t btd lm) , unloader spring/ part no. 072460090150 (spares for kirlosker make air compressor model- t-btd -lm) , circlip /part no. 72460061150 (spares for kirlosker make air compressor model- t-btd-lm) , valve pusher/ part no. 072460095250 (spares for kirlosker make air compressor model- t-btd -lm) , hub/ part no. 072460090350 (spares for kirlosker make air compressor model- t-btd -lm) , suction unloader assly ( 90-ds-3d) part no- 2480085050 spares for air compressor , tbtd-lm , hp piston head nut , part no.- 2460031650 ( spare for compressor model- t-btd-lm) , lp piston rod nut , part no.- 2460031650 ( spare for compressor model- t-btd-lm) , tube bundle for after cooler part no.- 070309819650 ( spare for compressor model- t-btd-lm) , lp cylinder outer cover (952490010251) -spare for air compressors , hp cylinder outer cover (95249002025) spare for air compressors , lp cylinder inner cover (952490010351) spare for air compressors , hp cylinder inner cover (952490020315) -spare for air compressors , cross head guide assembly (part no.- 2460040751) , spare for kirloskar make air compressor , model- t-btd-lm , cross head with bush assembly (part no.- 2461032850) , spare for kirloskar make air compressor , model- tbtd lm , tube bundle for inter cooler (no of tube 110) , unloader o-ring 109991269550 spares for tbtd lm compressor , valve delivery , air filter element air compressor tbtd lm , oil wiper ring part no-072480031350 (spare for tbtd lm compressor) , oil wiper ring part no-072480031350 (spare for tbtd lm compressor) , copper packing air compressor tbtd lm , guide ring hp - compressor tbtd lm , suction valve 072480065050 spares for tbtd lm compressor , seal ring assly code 72480034650 for air compressor model -t-btd-lm , filter element 070910071250 spares for tbtd lm compressor , valve sring , nrv 100 nb for air discharge line pno-0301506050 , cushion plate , air compressor model no-t-btd-lm- piston with piston rod assly- hp-2500037650 , pressure breaker/ part no. 072480100450 (spares for kirlosker make air compressor model- t-btd -lm) , ring pistion (lp) pt. no- 072501033550 spares for instrument air compressor tbtdmm a.h.p , garter spring 072480100750 spares for tbtd lm compressor , motor pulley , for kirloskar make air compressor , model- tbtd-lm , cross head guide assly. , code no - 72460040751 , for air compressor model- tbtd-lm , cross head bush (part no.2460032050)- (spare for air compressor model- t btd lm) , packing (072460021850) -spare for air compressors , piston ring hp/ part no. 072501034050 (spares for kirlosker make air compressor model- t-btd -lm) , assly of 3 pc. packing (part no.2460102150) (spare for air compressor model- t btd lm)

CTN :43290660 Due date: 28 Jan, 202628 Jan, 2026 NA
Location: Goa - Goa Goa - Goa
Tender For corrigendum : tender for supply of hex head set , oil synpower 10w 40 2.0 l , tapping screw , spark plug , o ring seal10x3 orm0100-00 , blind rivet black , grease for brake gaskets , tube 4.00x6 zrac 4.00-6 sava gi.kolo , oil tube short , seal cu 12 18 1.5 gasket ring cu 12 18 , insert unit , hexagon socket button head screw , pitot static tube cover , cooling liquid red solution , set of fueses garud , seal cu 12 18 1.5 , lexan door panel left with painted edge , oil filter f rotex 912 825012 , spring , lexan door panel right with painted edge , oil tube long garud , water tank pipe , grease multipurpose skf tube , seat holder belt long , copper sealing ring 8x13 , oil tube short garud , grease silicon nicro 635 , fuel valve , hexagon socket button head screw , cable wire joining set , spring , spring , control stick foam grip , cabin light flex white with grommet 5015008 , propeller fp02-80 , fuel filter , washer , gasket set aleron , elevator , cylinder head cap screw , collector water tank , bearing ge 88 c skf , clamp fi 10 9 , spring , o-ring seal 60.00x2.62 or 3237 , door handler-female fitting , brake fluid bosch dot4 , 250 ml , grease white wurth 100ml , clamp fi 18 9

CTN :43521881 Due date: 24 Jan, 202624 Jan, 2026 NA
Tender For supply of ethanol absoulate 99 per cent , formaldehyde 37 to 40per cent , hydrochloric acid 1n , potassium permanganate , potato dextrose agar , sodium hydroxide n 0.1 , nutrient agar , non absorbent cotton , sodium nitrate , potassium phosphate , magnesium sulphate , potassium chloride kcl , carboxymethyl cellulose cmc , sucrose , starch soluble , gelatin , ammonium sulphate , skim milk powder , tributyrin , tannic acid , lignin azure , citrus pectin , guaiacol , abts 2 2azinobis 3ethylbenzothiazoline6sulfonic acid , tris-hcl buffer ph 8.0 , sodium citrate buffer 50 mm, ph 4.8 , sodium acetate buffer 100 mm, ph 5.0 , phosphate buffer 50 mm ph 6.9 to 7.5 , actinomycete isolation agar aia , 3,5-dinitrosalicylic acid dns , phenol , sodium sulfite , sodium hydroxide naoh , rochelle salt potassium sodium tartrate , triton x-100 , glucose , galacturonic acid , maltose , tyrosine , p-nitrophenol , congo red 1 per cent , sodium chloride 1 m , ethidium bromide , agarose , sodium carbonate , trichloroacetic acid , commercial folin ciocalteu reagent , n nitrophenyl palmitate pnpp , tae buffer , formaldehyde balls , nitric acid conc. , perchloric acid , hydrogen peroxide , 1,10 phenanthroline solution , ammonium acetate solution , ferric standard solution , zincon reagent , ph buffer 9.0 , zinc standard solution , ocpc reagent , alkaline reagent , calcium standard solution , titan reagent , ammonia buffer , magnesium standard solution , ammonium molybdate , ammonium vanadate , phosphate standard solution , sodium cobaltinitrite , acetic acid , potassium standard solution , potassium periodate reagent , manganese standard solution , neocuproine reagent , copper standard solution , dpph , methanol , bovine serum albumin bsa , sodium potassium tartrate , folin ciocalteu reagent , beaker low form , measuring cylinder class b , glass rod j shape , test tube , glass slide , cover slip , conical flask n by n , glass stirrer rod j shape , glass liquid funnel , volumetric flask class a i by c stopper 12 by 21 , volumetric flask class a i by c stopper 14 by 23 , volumetric flask class a i by c stopper 14 by 24 , volumetric flask class a ibyc stopper 19 by 26 , volumetric flask class a i by c stopper 24 by 29 , watch glass , reagent bottle screw cap gl 45 , separating funnel with ptfe stopcock , round bottom flask single neck b19 , round bottom flask single neck b20 , round bottom flask single neck b21 , micro pipette variable , parafarrin tapes , sterile iron spreader , ph meter strips , petri plates fiber , petri plates glass

CTN :43547538 Due date: 22 Jan, 202622 Jan, 2026 NA
Tender For supply of adjustable screw , valve spring outer , push rod , v belt a 43 ywa elect st , set of hoses , valve cotter , valve exh , washer red fibre yda 13 32x1116x116 , spring washer air manifold , bolt 516 , nut , hose cumn between cylinder hea , banzo screw , stud ex manifold , hose clip , safety control h tw , water temprature switch , lop switch , joint cyl head , piston ring set , washer , jointcopper washer , pre fuel filter element , set of hose clips , luboilrail , joint 6ydc , hose connection , set of piston ring , set of gasket 4g11t , adjusting screw , valve spring inner , retaining coller , valve sterm seal , stud 3 4 , guide bush , valve inlet , rocker lever exhust , rocker lever inlet , valve exhaust , washer injector , hex bolt intake manifold , screw sump , spring washer , nut for rocker adjusting screw , hexagon nut , hollowscrew , banjo screw , copper washer , lub oil filter , pipe fuel outlet , nozzel , cogged belt , valve stem seal , spring cap , m14 150 bolt cyl head , set screw , con rod bearing top bottom , inlet valve , ex valve 4g11 series , valve collet , hose for bypass , hose , hose dia 50 x 280 , pipe fip to oil supply , fuel pipe filter to fip , leak off pipe , fuel pump pipe

CTN :43547615 Due date: 02 Feb, 202602 Feb, 2026 182
Tender For tender for supply of pipe fuel injector leak off to tank pvc , bush small end , valve inlet and exhaust , spring valve inner , valve tappet , filter fuel oil , filter ceramic , gasket for exhaust manifold , plunger spring , clamping strap for cowling , ring compression , piston assy , ring sealing for cap , gasket cylinder head copper , stud , stud , screw set , banjo bolt-m14x15 , washer copper , timing gear asslyincorporated drive , rocker arm assembly , vibration damper sub assly , thrust washer , locking screw , spacer , spherical washer , water pump body bronze , set of gaskeet for hyo motor mh112 , pin for hyo motor , o-ring , gasket for lub oil filter , o-ring , set of gaskets for diversion sec-lub oil filter , screw hm8-16 st steel , shim bronze , shim , cam gear , stud , spacer , nut , piston pin , adjusting screwbar , locking wire dia 1mm , temp convertor , m/e sensor pt-100 70mm , tempindicator 0-100 degc , tempindicator 0-50 degc , temp convertor , speed sensor 4-20 ma range 0-3500 rpm , set bolt-m12x175x130-88 , set screw-m14x2x45-88 , stud - m16x2x55 - 88 , socket hear gear screw-m12z12 , socket head cap screw-m12x25-129 , socket head cap screw -12x40-129 , spring dowel , spring dowel pin 17x30 , spring dowel pin , camshaft section cyl 10-11-12 , toothed quadrant , socket , injector nozzle , cap screw , filter element for lst-l , portable digital type temp indicator , engine rpm meter illuminated 01250 , gov driving gear pinion , pair of bevel gears , oil pump bearing shell , punched gasket , joint on 150 , gear wheel , bearing for timing gear , timing gear pin , bolt m16x110l 88 with 2mm loc , asslybtc , locking bolt m14-60/29 u 109 , internal circlip , water inlet flange , sleeve spring , key for damper , damping bush , spring , thermostat element , hyo motor mh114a , driver for hyo motor mh114a , circlip , valve , sealing washer , bearing large end pairs , pipe connection , water sea inlet conn part , sea water engine outlet connction , starting air inlet connection , sleeve dn32pn16 , gaskets and seals for lo priming pump , set of spares for fuel oil filter , set of spares - gov pga , union elbow connector , bend between manifold and turbocharger , end section on tbside , exhaust manifold std section lagged , manifold exhaust end section , end section tbside , exhaust manifold end section , bush , gasket , oring , diaphragm , sleeve d108 hb4270 , thermostat element 74/82 deg c , thermo switch , portable tachometric simulator , portable speed simulator , set of fuses 4a 1o 38 , pneumatic distributor , locating pin , lgc pin barlgc gs 8 30 , araldite aw106 nse 1352 , bearing opp side to tining gear , cam shaft stud , cam shaft nut , camshaft intermediate pinion , compression ring , pin roller , stud , stud , plug , slotted head grub screw m12x1512lg 56 , exhaust valve seat , valve rocker , link for rack , valve , top spring collar bar , plunger spring , bottom spring collar , scale shimbar , roller , water pump impeller , square joint , sleeve , springpost on drg-3 , magnetic pickup , brg complete compressor end , brg complete turbine end , overspeed pressure switch-15 bar , contact no , pbn grn nor actuator with plas frt ring&holr siemens 3sb12 , contactor aux , portable digital type temp indicator with surface & probes , filters 30 bars , pressure switch

CTN :43563075 Due date: 23 Jan, 202623 Jan, 2026 NA
Tender For supply of clutch plate,clutch master cylinder assy,rollers,sliding piece,friction washer,copper washer

CTN :42916529 Due date: 20 Jan, 202620 Jan, 2026 16.90 Lacs
Tender For corrigendum : supply of spare/accessories items of two nos. multi-purpose fire tender(rj-28ea-0956 and rj-28-ea-0957) - 1 high pressure hose reel with 60mmlg x 19 mm (ø) with fog gun and spray type , 2 low pressure hose reel with 19 mm ø x 50 mm long hose with duel purpose shut off nozzle. 3 extension ladder 10.5 metre , 4 delivery hose 63 mm rubber lined in 30 m length (type a of is 636/79/5) complete with instantaneous coupling. , 5 long line 50 mm circumference 30 m long as per is 1084 , 6 short line 50 mm circumference 15m length as per is 1084 , 7 protective clothing for fireman complete with golves,boots,helmets with suitable face shield made out of material capable of reflecting at least 95% of radiant heat temperature around 1500 to 2000 degree celsius and also afford some protective against direct flame.the suit will be of sufficient size to accomodate a breathing apparatus to users (item should be packed in hard body box). , 8 fire hook , 9 fire man axe , 10 sledge hammer , 11 carpenter saw , 12 pick axe , 13 ceiling hook , 14 crow bar made of carbon steel , 15 self contained breathing apparatus (45 min duration compressed air type) complete with spare cylinder & tool kit) , 16 dividing breeching , 17 collecting breeching , 18 pvc suction hose heavy duty complete with copper alloy round threaded couplings to suit the pump inlet - 2.5m long. , 19 suction strainer for item 2 , 20 basket strainer suitable for item 4 , is : 3582 , 21 dividing breaching with control arrangement as per is : 5131 , 22 collecting breaching as is : 905 , 23 hose bandages rubberized is : 5612 , 24 hose clamps is : 5612 , 25 water curtain nozzle made of m .s .plate with g . m instantaneous connection , 26 branch pipe short ( chromium plated) is : 903 , 27 a set nozzle of sizes 12 mm , 16 mm , 20mm , 25 mm and 32 mm ( two each ) ( see is : 903 - 1975 * t ) , 28 adapter for 100mm suction female thread and 63mm male instantaneous 29 adaptor double female instantaneous pattern 63mm . , 30 adaptor double male instantaneous pattern 63mm , 31 hand lamp ( 4cells ) , 32 rubber gloves 33kv 1 pair , 33 fire beater , 34 foam pick up tube , 35 rubber gloves as per is 4770 - 1991 for 5000 volts , 36 leather gloves is 6994 – 1977 , 37 jack hydraulic for 20 ton capacity with handle , 38 hand controlled branch for 63 mm size hose coupling , 39 hand held fast action select flow nozzle :-the selectable flow rate multipurpose nozzle should have a multiple flow setting. this product be of light in weight and easy to handle. weight of the nozzle should not be more than 2 kg. the calibrated flow rates are easily selectable through an selection ring. the stream patterns should be changed by rotating the diffuser head ring. nozzle should be having pistol grip, shut off ball valve opening and made of aluminum alloy. , 40 bolt cutter – 600mm long , 41 shovel with handle , 42 minimum 12v halogen fog & spot lamps , 43 hose ramp

CTN :43250168 Due date: 20 Jan, 202620 Jan, 2026 1.51 Lacs
Tender For corrigendum : procurement of spare parts required for maintenance of drinking water and supply of new motor pumps and panel boards for malladhihalli grama panchayath for the year 2025-26. - axel blade(15f gp), motor 7.5 hp 14 stage(15f gp), cable 2.5sq(15f gp), ball valve 110 mm(15f gp), service shadel 75x25 mm(15f gp), service shadel 63x25 mm(15f gp), tee 75 mm(15f gp), tee 63 mm(15f gp), shutter lock(15f gp), body lock (15f gp), mk1 dolo 22a(15f gp), combination(15f gp), solvent 500 ml(15f gp), solvent 100 ml(15f gp), gi collor 3by4(15f gp), motor 6hp 8 stage(15f gp), copper wires(15f gp), mains wire 10 mm(15f gp), g i nipple 2x36(15f gp), g i nipple 2x48(15f gp), cap 2x8(15f gp), bore clamp 2 inch(15f gp), ready collor 90mm(15f gp), ready collor 75mm(15f gp), g i bend 2 inch(15f gp), g i pipe 1.25 inch(15f gp), flanz set(15f gp), no volt coil(15f gp), hand pump telescopic stand(15f gp), hand pump m10 boltnut(15f gp), hand pump lower valve(15f gp), hand pumpchain coupling(15f gp), hand pump connecting rod(15f gp), axle pin for hand pump(15f gp), hand cylinder bassem pump(15f gp), gi nipple(15f gp), ready collor(15f gp), nrv pandey(15f gp), g i bend 25 mm(15f gp), upvc pipe 3/4(15f gp), pvc reduce collor 2 inches(15f gp), pvc service handle 2.75 inches(15f gp), relay(15f gp), cable(15f gp), amps pause 63(15f gp), g i nipples 2 inch(15f gp), pvc collor 2.5 inch(15f gp), pvc collor 2 inch(15f gp), pvc collor 1 inch(15f gp), pvc bend 2.5 inch(15f gp), pvc bend 2 inch(15f gp), pvc bend 1 inch(15f gp), ams meter(15f gp), preventer(15f gp), auto starter(15f gp), upvc mta(15f gp), upvc fta(15f gp), upvc elbow 3/4(15f gp), upvc bend 3/4(15f gp), upvc collor 3/4(15f gp), upvc gums(15f gp), steel water taps(15f gp), motor pump 7.5 hp 14 stage starters(15f gp), pvc gum(15f gp), pvc reduced collor 2.5 inch(15f gp), g i collor elbow bend 2 inch(15f gp), g i pipe 2 inch(15f gp), motor pump 7.5 hp 10 stage(15f gp), elbow 3 inch(15f gp), elbow 2.5 inch(15f gp), elbow 2 inch(15f gp), elbow 1 inch(15f gp), pvc valve 3 inch(15f gp), pvc valve 2.5 inch(15f gp), pvc valve 2 inch(15f gp), pvc valve 1.5 inch(15f gp), pvc valve 1 inch(15f gp), pvc pipe 3 inch(15f gp), pvc pipe 2.5 inch(15f gp), pvc pipe 2 inch(15f gp), pvc pipe 1.5 inch(15f gp), pvc pipe 1 inch(15f gp)

CTN :43250171 Due date: 20 Jan, 202620 Jan, 2026 1.51 Lacs
Tender For corrigendum : procurement of spare parts required for maintenance of drinking water and supply of new motor pumps and panel boards for malladhihalli grama panchayath for the year 2024-25. - axel blade(15f gp), motor 7.5 hp 14 stage(15f gp), cable 2.5sq(15f gp), ball valve 110 mm(15f gp), service shadel 75x25 mm(15f gp), service shadel 63x25 mm(15f gp), tee 75 mm(15f gp), tee 63 mm(15f gp), shutter lock(15f gp), body lock (15f gp), mk1 dolo 22a(15f gp), combination(15f gp), solvent 500 ml(15f gp), solvent 100 ml(15f gp), gi collor 3by4(15f gp), motor 6hp 8 stage(15f gp), copper wires(15f gp), mains wire 10 mm(15f gp), g i nipple 2x36(15f gp), g i nipple 2x48(15f gp), cap 2x8(15f gp), bore clamp 2 inch(15f gp), ready collor 90mm(15f gp), ready collor 75mm(15f gp), g i bend 2 inch(15f gp), g i pipe 1.25 inch(15f gp), flanz set(15f gp), no volt coil(15f gp), hand pump telescopic stand(15f gp), hand pump m10 boltnut(15f gp), hand pump lower valve(15f gp), hand pumpchain coupling(15f gp), hand pump connecting rod(15f gp), axle pin for hand pump(15f gp), hand cylinder bassem pump(15f gp), gi nipple(15f gp), ready collor(15f gp), nrv pandey(15f gp), g i bend 25 mm(15f gp), upvc pipe 3/4(15f gp), pvc reduce collor 2 inches(15f gp), pvc service handle 2.75 inches(15f gp), relay(15f gp), cable(15f gp), amps pause 63(15f gp), g i nipples 2 inch(15f gp), pvc collor 2.5 inch(15f gp), pvc collor 2 inch(15f gp), pvc collor 1 inch(15f gp), pvc bend 2.5 inch(15f gp), pvc bend 2 inch(15f gp), pvc bend 1 inch(15f gp), ams meter(15f gp), preventer(15f gp), auto starter(15f gp), upvc mta(15f gp), upvc fta(15f gp), upvc elbow 3/4(15f gp), upvc bend 3/4(15f gp), upvc collor 3/4(15f gp), upvc gums(15f gp), steel water taps(15f gp), motor pump 7.5 hp 14 stage starters(15f gp), pvc gum(15f gp), pvc reduced collor 2.5 inch(15f gp), g i collor elbow bend 2 inch(15f gp), g i pipe 2 inch(15f gp), motor pump 7.5 hp 10 stage(15f gp), elbow 3 inch(15f gp), elbow 2.5 inch(15f gp), elbow 2 inch(15f gp), elbow 1 inch(15f gp), pvc valve 3 inch(15f gp), pvc valve 2.5 inch(15f gp), pvc valve 2 inch(15f gp), pvc valve 1.5 inch(15f gp), pvc valve 1 inch(15f gp), pvc pipe 3 inch(15f gp), pvc pipe 2.5 inch(15f gp), pvc pipe 2 inch(15f gp), pvc pipe 1.5 inch(15f gp), pvc pipe 1 inch(15f gp)

CTN :42842817 Due date: 20 Jan, 202620 Jan, 2026 16.90 Lacs
Tender For corrigendum : supply of spare/accessories items of two nos. multi-purpose fire tender(rj-28ea-0956 and rj-28- ea-0957)against tn-sc-638/2025-26(mm) - high pressure hose reel with 60mm lg x 19 mm ( ) with fog gun and spray type, low pressure hose reel with 19 mm x 50 mm long hose with duel purpose shut off nozzle., extension ladder 10.5 meter, delivery hose 63 mm rubber lined in 30 m length (type b of is 636/79/5) complete with instantaneous coupling., long line 50 mm circumference 30 m long as per is 1084., short line 50 mm circumference 15m length as per is 1084., protective clothing for fireman complete with golves, boots, helmets with suitable face shield mad out of material capable of reflecting at least 95% of radiant heat temperature around 1500 to 2000 degree celsius and also afford some protective against direct flame. the suit will be of sufficient size to accommodate a breathing apparatus to users (item should be packed in hard body box)., fire hook, fire man axe, sledge hammer, carpenter saw, pick axe, celling hook, crow bar made of carbon steel, self contained breathing apparatus (45 min duration compressed air type) complete with spare cylinder & tool kit), dividing breeching, collecting breeching, pvc suction hose heavy duty complete with copper alloy round threaded couplings to suit the pump inlet - 2.5m long., suction strainer for item 2, basket strainer suitable for item 4 , is : 3582, dividing breaching with control arrangement as per is : 5131, collecting breaching as is : 905, hose bandages rubberized is : 5612, hose clamps is : 5612, water curtain nozzle made of m .s .plate with g . m instantaneous connection, branch pipe short ( chromium plated) is : 903, a set nozzle of sizes 12 mm , 16 mm , 20mm , 25 mm and 32 mm ( two each ) ( see is : 903 - 1975 * t ), adapter for 100mm suction female thread and 63mm male instantaneous, adaptor double female instantaneous pattern 63mm ., adaptor double male instantaneous pattern 63mm, hand lamp ( 4cells ), rubber gloves 33kv 1 pair, fire beater, foam pick up tube, rubber gloves as per is 4770 - 1991 for 5000 volts, leather gloves is 6994 1977, jack hydraulic for 20 ton capacity with handle, hand controlled branch for 63 mm size hose coupling, hand held fast action select flow nozzle :-the selectable flow rate multipurpose nozzle should have a multiple flow setting. this product be of light in weight and easy to handle. weight of the nozzle should not be more than 2 kg. the calibrated flow rates are easily selectable through an selection ring. the stream patterns should be changed by rotating the diffuser head ring. nozzle should be having pistol grip, shut off ball valve opening and made of aluminum alloy., bolt cutter 600mm long, shovel with handle, minimum 12v halogen fog & spot lamps, hose ramp
 Loading, Please wait...

Connect us via What's Up