WZ41 American Standard American Standard bellows valve bellows valve for nominal pressure CLASS150 ~ 900LBS, pipeline petroleum, chemical, pharmaceutical, fertilizer, power industry and other conditions operating temperature -29 ~ 350 ℃, and cut off or connected line media. The main structural features of American Standard bellows valve: Products rational structure, reliable sealing, excellent performance, attractive appearance; sealing surface Co based alloy, wear, corrosion, good anti-friction properties, long service life; stem quenched and the nitrogen treatment, with good corrosion and anti-friction properties; double seal, more reliable performance; stem down position indication, more intuitive; parts materials and flanges, butt weld end dimension according to the actual working conditions or reasonable matching user requirements to meet the requirements of various engineering. ■ Features: double bellows, easy maintenance, dual seal, position indicator ■ applications: power plants, natural gas, ammonia, vacuum, refrigeration system, hot oil system, hot water ■ valve standard: the design and manufacture standard: GB12234, API6D; structural length standard: GB1221, ANSI B16.10; Flange Standard: JB79, ANSI B16.5; inspection and test standards: GB12937, API 598 American Standard bellows valve main parts Material No. Name Material 1 Body ASTM A216-WCB ASTM A217-WC1, WC6, WC9, C5 ASTM A351-CF8, CF8M, CF3, CF3M 2 valve plate ASTM A182-Gr.F6a ASTM A182-F22 ASTM A182-F304, F316, F321, F304L, F316L 3 stem ASTM A182- Gr.F6a ASTM A182-F22 ASTM A182-F304, F316, F321, F304L, F316L 4 5 gasket flexible graphite + stainless steel studs ASTM 193-B7, A320-B8, A193-B8M 6 hex nuts ASTM A194-2H, A194-8, A194-8M 7 Bonnet ASTM A216-WCB ASTM A217-WC1, WC6, WC9, C5 ASTM A351-CF8, CF8M, CF3, CF3M 8 bellows assembly ASTM A182-F304, F316, F321, F304L, F316L 9 packing flexible graphite packing gland 10 ASTM A216-WCB ASTM A217-WC1, WC6, WC9, C5 ASTM A351-CF8, CF8M, CF3, CF3M 11 bracket ASTM A216-WCB ASTM A217-WC1, WC6, WC9, C5 ASTM A351 -CF8, CF8M, CF3, CF3M 12 13 copper alloy stem nut hand wheel ASTM A536 Gr.60-40-18, A216-WCB American Standard bellows valve structure specification BB-BG-OS Y Drive Manual electric design Standard API1600, API6D length of the structure connecting flange ASME B16.5 ASME B16.10 Test and inspection API598, API6D American Standard bellows valve product performance specifications Nominal (LB) Shell test pressure (MPa) Sealing test pressure (MPa) applies Temperature (℃) using a medium 150 3.0 2.2 ≤350 ℃ water, steam, oil and other 300 7.5 900 5.5 600 15.0 11.0 22.5 16.5 American Standard bellows valve connection size and weight 150LB 150LB Model WZ41-150LB pressure levels caliber mm 15 20 25 32 40 50 65 80 100 125 150 200 250 300 in 1/2 3/4 1 11/4 11/2 2 21/2 3 4 5 6 8 10 12 L 108 117 127 140 165 178 190 203 229 254 267 292 330 356 381 H 200 210 250 260 290 370 398 440 490 530 580 670 760 850 950 W 120 140 140 180 200 220 260 280 300 340 400 450 450 500 500 Weight (kg) 8 9 10 15 22 30 42 55 70 100 140 180 250,350,450 American Standard bellows valve connection size and weight 300LB 300LB Model YDAWZ41-300LB pressure levels caliber mm 15 20 25 32 40 50 65 80 100 125 150 200 250 300 in 1/2 3/4 1 11/4 11/2 2 21/2 3 4 5 6 8 10 12 L 140 152 165 178 190 216 241 283 305 381 403 419 457 502 762 H 300 210 250 260 290 370 398 440 490 530 580 670 760 850 980 W 120 140 140 180 200 220 260 280 300 340,400,450,450,500 500 parts by weight (kg) 9 10 12 18 25 38 53 70 88 125 175 225 310 440 560 American Standard bellows valve connection size and weight 600LB 600LB Model WZ41-600LB pressure levels caliber mm 15 20 25 32 40 50 65 80 100 125 150 200 250 300 in 1/2 3/4 1 11/4 11/2 2 21/2 3 4 5 6 8 10 12 L 165 190 216 229 241 292 330 356 432 508 559 660 787 838 889 H 200 210 250 260 290 370 398 440 490 530 580 670 760 850 980 W 120 140 140 180 200 220 260 280 300 340 400 450 450 500 500 Weight (kg) 11 13 16 24 32 50 70 90 105 165 230 300 400570730