Type 526Available OptionsFor further information refer to“Accessories and Options”, page 99/01Type 526Butt-weld connection Heating jacketO-ring discDisc with inserted sealing plateJ20: FFKM “C”J44: PTFE-FDA “A”J21: CR “K”J48: PCTFE “G”J22: EPDM “F”J49: SP “T”J23: FKM “L”Open bonnetSee Art.-No.Stainless steel bellowsJ68: Open bonnetJ78: Closed bonnetJ88: High temperature equipmentConversion kit forstainless steel bellowsSee Art.-No. page 01/79Screwed cap H2H2Plain lever H3H3Packed lever H4H4Bolted cap H1H1Bolted lifting device H6H6Test gagJ69: H4J70: H2Lift indicatorJ39: Adaptor for lift indicator H4J93: Lift indicatorO-ring-damper H2J65O-ring-damper H4J6601/84 LWN 480.01-E
Type 526ApprovalsApprovalsOrifice D E – TEuropeCoefficient of discharge K drDIN EN ISO 4126-1 Approval No. 07 202 1111Z0012/2/26S/G 0,455 0,801L 0,343 0,579GermanyCoefficient of discharge α wAD 2000-Merkblatt A2 Approval No. TÜV SV 1082United StatesS/G 0,455 0,801L 0,343 0,579Coefficient of discharge KASME Sec. VIII Approval No. M37246 M37224CanadaS/GRated slopeacc. to ASME VIII, Div. 1 UG-131 (d) (2)G: 1,99 SCFM/psia0,801S: 5,59 PPH/psiaApproval No. M37257 M37235LRated slopeacc. to ASME VIII, Div. 1 UG-131 (d) (2) 0,5793,11 GPM/√psidCoefficient of discharge KCanada: CRN Approval No. OG0873.9CChinaCSBQTSS/GLApproval No.Rated slopeacc. to ASME VIII, Div. 1 UG-131 (d) (2)G: 1,99 SCFM/psiaS: 5,59 PPH/psia0,801Rated slopeacc. to ASME VIII, Div. 1 UG-131 (d) (2) 0,5793,11 GPM/√psidCoefficient of discharge α wS/G 0,455 0,801L 0,343 0,579RussiaCoefficient of discharge α wGGTN/Approval No. PPC 00-18458GOSGOTECHNADZORS/G 0,455 0,801GOST RL 0,343 0,579Classification societies HomepageBureau Veritas BV www.bureauveritas.com The valid certification number is changed withDet Norske Veritas DNV www.dnv.comevery renewal.Germanischer Lloyd GL www.gl-group.comLloyd‘ s register EMEA LREMEA www.lr.orgRegistro Italiano Navale RINA www.rina.orgA sample certificate including the valid certificationnumber can be taken from the homepage of theclassification societies.Type 526LWN 480.01-E01/85
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APIFlanged Safety Relief ValvesSeri
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ContentsChapter/PageGeneral 00/01Ap
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General InformationGeneralApplicati
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Valve finderHow to find the right A
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How to useSelection chartsGeneralTh
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How to useGeneral8Base of calculati
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LEOLGeneralThis table is based on t
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TypeType 526Type 526Packed lever H4
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Type 526Conventional designItemMate
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Type 526Balanced bellows designMate
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Type 5264 5 6Options Documentation
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Type 526Article numbers - OverviewA
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d 0 = Actual orifice diameterA 0 =
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d 0 = Actual orifice diameterA 0 =
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Type 526WeightsUS UnitsBonnetallLif
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Type 526Orifice DArticle numbers, d
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Type 526Orifice DPressure temperatu
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Type 526Orifice EArticle numbers, d
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Type 526Orifice EPressure temperatu
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Type 526Orifice FArticle numbers, d
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Type 526Orifice FPressure temperatu
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Type 526Orifice GArticle numbers, d
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Type 526Orifice GPressure temperatu
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- Page 97: Type 526Spare parts recommendations
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