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� GRAPH-LOCK Typical Physical Properties* HOCHDRUCK� 3124/3126 3123/3125 3125SS 3125TC 3128 Description 316SS Wire Homogeneous/ 0.002" 316SS 0.004" 316SS Reinforced Inserted Laminated Foil Inserted Tang Inserted Graphite Temperature1 , Minimum -400�F (-240�C) -400�F (-240�C) -400�F (-240�C) -400�F (-240�C) -400�F (-240�C) Max. in atmosphere +850�F (+454�C) +850�F (+454�C) +850�F (+454�C) +850�F (+454�C) +850�F (+454�C) Max. in steam +1200�F (+650�C) +1200�F (+650�C) +1200�F (+650�C) +1200�F (+650�C) +1200�F (+650�C) Continuous in reducing -- +5,432�F -- -- or inert media (+3,000�C) Pressure,max.1 psig (bar) 2,000 (140) 2,000 (140) 2,000 (140) 2,000 (140) 2,000 (140) PxT,max.1 (psig x �F): 1/32", 1/16" 700,000 700,000 700,000 700,000 700,000 (bar x �C): (0.8mm, 1.6mm) (25,000) (25,000) (25,000) (25,000) (25,000) 1/8" (3.2 mm) 350,000 (12,000) 350,000 (12,000) 350,000 (12,000) 350,000 (12,000)350,000 (12,000) Sealability(ASTM 2 F37B) ASTMFuelA 3 3 ml/hr 1.5 0.2/0.3 0.25 0.3 0.2 Nitrogen ml/hr 0.2 0.5 0.2 0.3 0.1 GasPermeability cc/min. 0.1 0.4 0.4 0.4 0.4 4 (DIN 3535 Part 4) CreepRelaxation% 17 5/10 12 15 10 (ASTM F38) Compressibility% 40 40 35 35 30-40 (ASTM F36) Recovery(ASTM F36)% >12 >15 >20 >20 20 TensileStrength psi 3,300 600 4,500 3,500 4,500 2 (ASTM F152) (N/mm ) (23) (4) (31) (24) (31) Notes: 3 1,000 psi gasket load 1 Based on ANSI RF flanges at our preferred torque. Maximum temper- 4 DIN 3535 Part 4 Gas Permeability, cc/min. (1/16" thick) � ature of +1,000�F (+540�C) for GRAPH-LOCK HT. Consult Garlock Nitrogen: Gasket load = 4,640 psi (32 N/mm2), Applications Engineering when approaching maximum pressure or Internal pressure = 580 psig (40 bar) 50% of maximum PxT. This is a general guide and should not be the sole means of selecting or 2 ASTM F37B Sealability, milliliters/hour (1/32" thick) rejecting this material. ASTM test results in accordance with ASTM 2 ASTM Fuel A (isooctane): Gasket load = 500 psi (3.5 N/mm ), F-104; properties based on 1/32" (0.8mm) sheet thickness. Internal pressure = 9.8 psig (0.7 bar) 2 All styles furnished with an anti-stick parting agent as standard. Nitrogen: Gasket load = 3,000 psi (20.7 N/mm ), Internal pressure = 30 psig (2 bar) *Valuesdonotconstitutespecificationlimits � HOCHDRUCK Installation EasytoCut EasytoInstall EasytoSeal Graphite Blocking Agent Throughout 316L Stainless Steel Inserts DovetailInstallationInstructions After mating the matching dovetail sections together, to overlap tape by approximately 1/2" and cut tape. DO wrap a length of either Garlock Smooth Finished or NOT attempt to open or move tape at this point - it will Garlock Diamond Textured Graphite tape (0.010" thick) damage the tape. With a smooth piece of metal that is around dovetail area. Width of graphite tape must be greater in area than the dovetail area, softly tap with a at least 1/2" greater than dovetail area. Wrap tape one hammer and blend the tape into the gasket. Place flang- full revolution around gasket in dovetail area. Be sure es together and follow normal installation procedures. C-19
Goodyear Rubber Products
