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All data are considered to be unbinding reference values. We accept no liability for data selection that is not confirmed in writing. Pressure data refer, if not otherwise indicated, to liquids of Group II at +20°C. 3 Storz size STKDR 31 B STKDR 31 SI STKDR 31 V --- STKDR 31 KTW 25-D 31 STKDR 44 B STKDR 44 SI STKDR 44 V --- --- 32 44 STKDR 51 B STKDR 51 SI STKDR 51 V --- --- 38 51 STKDR 66 B STKDR 66 SI STKDR 66 V STKDR 66 EP STKDR 66 KTW 52-C 66 STKDR 81 B STKDR 81 SI STKDR 81 V --- --- 65 81 STKDR 89 B STKDR 89 SI STKDR 89 V STKDR 89 EP STKDR 89 KTW 75-B 89 STKDR 105 B STKDR 105 SI --- --- --- 90 105 STKDR 115 B STKDR 115 SI STKDR 115 V --- --- 100 115 STKDR 133 B STKDR 133 SI STKDR 133 V STKDR 133 EP --- 110-A 133 Type Material For Storz size For lug distance STKSCHL D Steel 25-D 31 mm STKSCHL ABC Mall. cast iron 52-C, 75-B and 110-A 66, 89 and 133 mm Temperature range: NBR: -40°C to max. +110°C, silicone: -60°C to max. +180°C, FKM: -15°C to max. +200°C, EPDM: -35°C to max. +130°C, silicone (KTW approval category "A"): -60°C to max. +23°C FKM NBR / EPDM silico n e KTW-A silico n e Storz couplings (fire brigade couplings) Storz transition fittings Storz size STK 51/31 A 1) --- --- 38/25-D 51 31 STK 66/31 A STK 66/31 MS STK 66/31 ES 52-C/25-D 66 31 STK 81/51 A --- --- 65/38 81 51 STK 81/66 A STK 81/66 MS STK 81/66 ES 65/52-C 81 66 STK 89/66 A 2) STK 89/66 MS STK 89/66 ES 75-B/52-C 89 66 STK 89/81 A STK 89/81 MS STK 89/81 ES 75-B/65 89 81 STK 105/89 A --- --- 90/75-B 105 89 STK 115/89 A --- STK 115/89 ES 100/75-B 115 89 STK 115/105 A --- --- 100/90 115 105 STK 133/89 A 3) STK 133/89 MS STK 133/89 ES 110-A/75-B 133 89 STK 133/115 A --- STK 133/115 ES 110-A/100 133 115 1) DIN 14341, 2) DIN 14342, 3) DIN 14343 Blind couplings with chains Storz size STKV 31 A 1) STKV 31 MS STKV 31 ES 25-D 31 STKV 44 A STKV 44 MS STKV 44 ES 32 44 STKV 51 A STKV 51 MS STKV 51 ES 38 51 STKV 66 A* 2) STKV 66 MS STKV 66 ES 52-C 66 STKV 81 A STKV 81 MS STKV 81 ES 65 81 STKV 89 A* 3) STKV 89 MS 4) STKV 89 ES 75-B 89 STKV 105 A --- --- 90 105 STKV 115 A STKV 115 MS STKV 115 ES 100 115 STKV 133 A* 5) STKV 133 MS STKV 133 ES 110-A 133 * optionally lockable -KEY, 1) DIN 14310, 2) DIN 14311, 3) DIN 14312, 4) DIN 86207, 5) DIN 14313 Optional: Lockable -KEY (available for the types STKV 66 A, STKV 89 A, STKV 133A) Order example: STKV 66 A ** Designation for the options: Lockable . . . . . . . . . . . . . . -KEY F F Standard type Storz transition fittings on flanges PN 16 Storz size DN STKFL 31/25 A STKFL 31/25 ES 25-D 31 25 STKFL 66/40 A * --- 52-C 66 40 STKFL 66/50 A STKFL 66/50 ES 52-C 66 50 STKFL 81/65 A STKFL 81/65 ES 65 81 65 STKFL 89/65 A STKFL 89/65 ES 75-B 89 65 STKFL 89/80 A STKFL 89/80 ES 75-B 89 80 STKFL 115/100 A STKFL 115/100 ES 100 115 100 STKFL 133/100 A STKFL 133/100 ES 110-A 133 100 * steel flange zinc-plated Keys for Storz couplings type STKSCHL D type STKSCHL ABC Replacement seals for Storz couplings KTW Type alu forged Type brass Type AISI 316 Lug distance 1 Lug distance 2 Type alu forged Type AISI 316 Lug distance Type alu forged Type AISI 316 Lug distance Type brass Type silicone KTW-A Lug distance Type NBR Type silicone Type FKM Type EPDM 184 APH Techniek BV - Wateringen - T +31 (0)174 219 200 - sales@aphtechniek.nl - www.aphtechniek.nl