Clamp ring: EN 10213-1.4408 / ASTM A 351 gr. CF8M Shafts and pins: AISI 329 - 1.4418 / ASTM A 546 gr. 630 (17-4PH) Seat ring, code A: Hard chrome plated Incoloy 825 Bearings: AISI 316 + PTFE or cobalt based alloy Material and test certification EN 10204-3.1B material certificates for body, clamp ring, gland and blind flange. Disc and shaft certification on request. Tight- ness test certificate. Approvals Emission: TA-Luft, chapter 3.1.8.4, Shell SPE 77/312, ISO 15848 Fire test: BS6755 and API607, 6th edition. Valve tightness (bi-directionally) Standard seat, code A: ANSI Class V ISO 5208, rate D, air DIN 3230 rate 3 10 x ISO 5208 rate D with RH hand lever Optional tightness: API 598 (metal seated), ANSI Class VI ISO 5208 rate A, air (4"-24") Other tightness on request Options S-Disc, flow balancing trim, see bulletin 2 S-L1 20 Oxygen construction for gaseous oxygen service High temperature design High cycle/cycling design Erosion resistant design Cryogenic Steam jacket, heat tracing NACE MR0103/MR0175
Product type Metal seated, high performance triple eccentric disc valve LW : Wafer type LG : Lug type Pressure ratings: Body: Type: LW6L, LW7L, LG6L, LG7L PN 25, ISO PN 20, ASME150 Type: LW8M, LG8M, LW5M, LG5M PN 40, ISO PN 50, ASME300 Type: LW8C, LG8C Sizes DN 700 - DN 1000: ASME 150 Trim: Type: LW6L, LW7L, LG6L, LG7L Sizes DN 80 - DN 150 : PN 25 Sizes DN200 - DN 600: ISO PN 20 Type: LW8M, LG8M, LW5M, LG5M Sizes DN 80 - DN 600: PN 40, ISO PN 50 Type: LW8C, LG8C Sizes DN 700 - DN 1000: ASME 150 Size range DN 80 - DN 1000 (DN 125 LW only) Temperature range -200 °C…+ 600 °C (over + 600 °C please consult with factory) Design standards In accordance with ASME B16.34, API 609 cat B and DIN 3840 Standard materials Body: EN 10213-1.0619 / ASTM A 216 gr. WCB EN 10213-1.4408 / ASTM A 351 gr. CF8M Disc: EN 10088-1.4401 / ASTM A 182 gr. F316 EN 10213-1.4408 / ASTM A 351 gr. CF8M
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