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STUD BOLTS& NUTSPiping DivisionEUROGUARCO SpAItaly
La Spezia, Plant 1The CompanyEstablished since 1958 inLa Spezia by Luciano Ghirlanda,the company has graduallydeveloped to become a trustworthyreference point in the globalmarket, where it operates directlyand through distributors andagents.La Spezia, Plant 2Cremona, Plant 2The activity is mainly focusedon the production of products forvarious industrial fields such asOil & Gas, Marine, Rail, Mechanicaland Chemical.Besides the company distributessemi-finished products to variousprocessing and installationindustries.Quality SystemEuroguarco work in QualityAssurance SystemCertificate:ISO 9001ISO/TS 29001API 6D licenseEN 9100(AeronauticalIndustry)97/23/CE (PED)ATEX······Cremona, Plant 12CertificationEuroguarco products haveCertifications & Approvalsrequired for use in variousIndustrial Sectors, amongwhich: Oil & Gas(DIN-DVGW).Marine Industry(MED/IMO).Railway Industry(EN 45545).Navy.····
ProductsEuroguarco offer the following‘one-stop shopping’ service over acomplete range of stud-bolts, nuts,threaded bars, roads and screws.Conforming to all relevantinternational standards (i.e. ASME,API, BS, UNI), in carbon steel,stainless steel and special alloys.All products can be coated as perclient requirement, includingzinc-coating, hot dipgalvanization andPTFE-coating.Quality Control & TestingEuroguarco can satisfy alltesting requirements, whether byin-house facilities or from externalqualified laboratories next tothe factory.Chemical analysis and mechanicaltensile test of the materials:- Hardness survey- Impact test·and dimensional· Visualexaminations.test.· UTHydraulicof welds.Any other· NDEonrequest.3
StudboltsTypeEG Stud-bolts production includesthe following range:Threaded Stud-Bolts·· CompletelyCompletely Threaded Bars· Stud-Boltswith 2 nutswithout nutswith 1 nutDimensionsEG produces stud-bolts in accordancewith the following standards:Bolts·· StudNutsASME B16.5, API Spec. 6A, B.S. 4882 and UNI6610ASME B18.2.2 and UNI 5587 - 5588 - 5591Thread is in accordance with:ANSI/ASME B1.1Bolts·· StudNutsANSI B1.13.M, UNI 5542and UNI 5543EG Standard production providesthe following dimensional fields:Inch Threadup to 1 “ included UNC - 2A - over 1“ 8 UN - 2Aup to 1 “ included UNC - 2B - over 1“ 8 UN - 2BMeter Thread3/8” to 5.1/2”·· fromfrom M8 to M120.MaterialASTM A193ASTM A194ASTM A320ASTM -B8-B8A-B8M-B8MA-B8T-B8TAGr.660 CL. A-B-CMarkingEG marks its stud-bolts production inaccordance to the standards required:4ASTMBSIA193-A194-A320-A453BS.4882EG standard marking provides:Grade material, EG is in a positionto make other marking type onlyupon specific request during order.
StudboltsDocuments & CertificatesStandard certificates issued by EGare in accordance with:DIN 50049/3.1B - EN 10204/3.1BSurface and Protective TreatmentsEG protects its products in thefollowing ways:Alloy stud-boltsOil treatmentEG is able to supply, upon request,fittings with protection such as:ARC zinc-coatedHot dip GalvanizingPTFE coatingaccording toaccording toaccording toASTM B633ASTMA153-A120customers’ indicationsPackingEG packing is made in CARTONS orBAGS or CASES.Order InstructionsIn order to achieve a betterthe following informationservice, customers are kindlyin the order as per set below:requested to clearly indicateParameter nameQuantityType of productNumber of nutsDimensionThreading normative and typeMaterial type and gradeDimension normativeNormative for protective coatingType of certification request for specific certification by external BodiesValue (examples)N 25FULLY THREADED STUD-BOLTSN 2 nuts1.1/2” x 450 mmANSI/ASME B1.1 – 8UN –2A/2BASTM A193 - Gr. B7 – A194 –Gr.2HASME B16.5 – ASMA B18.2.2ASTM A123 - Hot dip GalvanizingDIN 50049 - EN 10204/3.1BUseful InformationMaintenanceKeep supplied pieces in the EGoriginal packing.·not store pieces in damp areas. · Threaded parts with care.·· DoDo not store pieces in contact withwater Handle all.5
StudboltsRecommendedFlange BoltTorque40,000 PSI StressBoltMake ,494472,50936,412602,20042,879672,93652,000 PSI StressBoltMake 0,83433,461620,16847,790790,38856,289883,229Bolt Size1/2” 5/8” 3/4” 7/8” -1” 1,1/8” 1,1/4” 1,3/8” 1,1/2” 1,5/8” 1,3/4” 1,7/8” 2” 2,1/4” 2,1/2” 2,5/8” 2,3/4” 3” 3,1/4” 3,3/4” 3,7/8” 4” 4,1/2” 4,3/4” -13 UNC11 UNC10 UNC9 UNC8 UN8 UN8 UN8 UN8 UN8 UN8 UN8 UN8 UN8 UN8 UN8 UN8 UN8 UN8 UN8 UN8 UN8 UN8 UN8 UN28 Kg/mm2BoltMake Approximate figures have beendrawn from the standardAPI Spec. 6A. 1.3558 N-m·· 11 ft-lbIb/ft 1.4895 Kg/m· 1 psi 0.0703 Kg/cm2637 Kg/mm2BoltMake 569
56”150For Each10 mmStuds Material:Nuts Material:Thread:Lenght:Weight:Dimensions:Weights 1,000 73,34454119Threaded FullLength withtwo HexagonalHeavy NutsAlloy Steel ASTM A193 Grade B7Carbon Steel ASTM A194 Grade 2HASME B 1.1 - UNC UP to 1”8UN 1.1/8” and over.Inches/mm.LBS/1000 Pieces.ASME B16.5These stud-bolts are manufactured GR. 8T (AISI 321), GR. 8M (AISI 316)also in steel ASTM A320 GR. L7,and any other type of alloy orASTM A193 GR. B16 and stainlessstainless steel.steel ASTM A193 GR. B8 (AISI 304),7
StudboltsThreaded FullLength with twoHexagonalHeavy 1/2”2409,3/4”25010,1/4” 26010,5/8” 27011”28011,1/2” 29011,3/4” 30012,3/4” 32513,3/4”35014,3/4”37515,3/4” 40016,3/4” 42517,3/4” 45018,3/4” 47519,3/4” 500For Each10 mmWeights 1,000 28,66Studs Material:Nuts 3355,11 72,751 1/8” 1 1/4” 1 3/8” 1 1/2” 1 5/8” 1 3/4”1,258 1,571 2,0032,773 3,453 4,4161,301 1,625 2,0692,868 3,582 4,5611,344 1,625 2,136 2,5862,963 3,702 4,709 5,7011,387 1,733 2,202 2,6663,058 3,821 4,855 5,8771,430 1,768 2,268 2,7453,153 3,937 5,000 6,0521,473 1,840 2,334 2,825 3,4723,247 4,056 5,146 6,228 7,6541,516 1,894 2,400 2,904 3,5663,342 4,175 5,291 6,402 7,8621,599 1,948 2,466 2,984 3,6603,525 4,295 5,437 6,578 8,0691,602 2,002 2,532 3,063 3,754 4,4963,532 4,414 5,582 6,753 8,276 9,9121,645 2,056 2,598 3,143 3,848 4,6063,627 4,533 5,728 6,929 8,483 10,1541,688 2,110 2,664 3,222 3,942 4,7163,721 4,652 5,873 7,103 8,690 10,3971,731 2,164 2,730 3,302 4,036 4,8263,816 4,771 6,019 7,280 8,898 10,6391,774 2,218 2,796 3,381 4,130 4,9363,911 4,890 6,164 7,454 9,105 10,8821,817 2,272 2,962 3,461 4,224 5,0464,006 5,009 6,530 7,630 9,312 11,1241,860 2,236 2,928 3,540 4,318 5,1564,101 5,128 6,455 7,804 9,519 11,3671,968 2,461 3,094 3,739 4,553 5,4314,339 5,425 6,821 8,243 10,037 11,9732,075 2,595 3,259 3,937 4,789 5,7064,575 5,721 7,185 8,679 10,558 12,5794,136 5,024 5,9809,118 11,076 13,1834,135 5,259 6,2559,116 11,594 13,790110795466439494,8 119,05 145,5 174,16 207,23 242,51 ,66Alloy Steel ASTM A193 Grade B7Carbon Steel ASTM A194 Grade 2HASME B 1.1 - UNC UP to 1”8 UN 1.1/8” and over.Inches/mm.LBS/1000 Pieces.ASME B16.5These stud-bolts are manufactured GR. 8T (AISI 321), GR. 8M (AISI 316)also in steel ASTM A320 GR. L7,and any other type of alloy orASTM A193 GR. B16 and stainlessstainless steel.steel ASTM A193 GR. B8 (AISI 304),8
hts1000 81,8005,3462,4257,2753,3009,1264,140Carbon Steel ASTM A194 Grade 2H,ASTM A194 Gr. 3-4-7 and in StainlessSteel Gr. 8 (AISI 304), Gr. 8T (AISI 321)and Gr. 8m (AISI 316)ASME B 1.1 - UNC UP to 1”8 UN 1.1/8” and over.LBS/1000 imensions:On request we can supply thesebars with length of 2-3 meters 14,56Weights1000 4,2528,0432,1HeavyHexagonalNutsHCScrewedRods FullLengthAlloy Steel ASTM A193 Grade B7ASME B 1.1 - UNC UP to 1”8 UN 1.1/8” and over.LBS/1 mt.Inches.commercial length.9
StudboltsThreaded FullLength with TwoHexagonalHeavy Nutsø606570758085Weights x 1000 PCS9095100105110115120125130135140145150For Each10 25562595712665862726002796152858281330Studs Material:Nuts Material:Thread:Lenght:Weight:Dimensions:Studbolts are manufactured alsoin of alloy or stainless M331,5703,4611,5993,5251,6283,56958128Alloy Steel ASTM A193 Grade B7Carbon Steel ASTM A194 Grade 2HUNI 5542 - 5543 - M36 - ›M 52 M Fine Picth.mm.LBS/1000 Pieces.UNI 6610
StudboltsM16 M18 M20 M22 M24 M27 M30 M33 M36 M39 M42 M45 M48 M45Dmm160170180190200210Weights x 1000 5500For Each10 mmKg 299LBS 659Kg 312LBS 688Kg 325LBS LBSKg13LBS 29,68Studs Material:Nuts 56,52,792 6,155 2,876 6,340 2,960 6,526 3,044 3,680 6,711 8,113 3,128 3,378 6,896 7,447 3,212 3,876 7,081 8,545 3,296 3,974 4,732 7,266 8,761 10,432 3,380 4,072 4,846 7,451 9,977 10,683 3,463 4,170 4,959 5,825 6,9547,634 9,193 10,933 12,842 15,3313,547
Stud Bolts ASME B16.5, API Spec. 6A, B.S. 4882 and UNI6610 Nuts ASME B18.2.2 and UNI 5587 - 5588 - 5591 Thread is in accordance with: ANSI/ASME B1.1 Inch Thread ·· Stud Bolts up to 1 “ included UNC - 2A - over 1“ 8 UN - 2A Nuts up to 1 “ included UNC - 2B - over 1“ 8 UN - 2B ANSI B1.13.M, UNI 5542 and UNI 5543 Meter Thread
