1900 Standard Series - Allied Valve Inc

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Pressure / Temperature (Contd.)Pressure Temperature Ratings for K Orifice 1ValveTypeInletConnectionAPI Ratings (K Orifice - 1.838 in 2 (11.858 cm 2 ))Outlet-20 to 100ºF(-28.9 to 37.8ºC)Standard Material of Construction450ºF(232.2ºC)800ºF(426.7ºC)1000ºF(537.8ºC)Backpressure Ratings @ 100ºF (37.8ºC)ConventionalLPBellowsin. mm in. mm psig barg psig barg psig barg psig barg psig barg psig barg psig bargHP1905K 3.00 76.2 4.00 101.6 285 19.65 185 12.75 80 5.51 - - 285 19.65 65 4.48 150 10.341906K 3.00 76.2 4.00 101.6 285 19.65 285 19.65 285 19.65 - - 285 19.65 65 4.48 150 10.341910K 3.00 76.2 4.00 101.6 740 51.02 615 42.40 410 28.26 - - 285 19.65 65 4.48 150 10.341912K 3.00 76.2 4.00 101.6 1480 102.04 1235 85.15 825 56.88 - - 285 19.65 65 4.48 200 13.781914K 3.00 76.2 6.00 152.4 2220 153.06 1845 127.20 1235 85.15 - - 285 19.65 65 4.48 200 13.781916K 3.00 76.2 6.00 152.4 2220 153.06 2220 153.06 2060 142.03 - - 600 41.36 65 4.48 200 13.781920K 3.00 76.2 4.00 101.6 - - - - 510 35.16 215 14.82 285 19.65 65 4.48 230 15.851922K 3.00 76.2 4.00 101.6 - - - - 1015 69.98 430 29.64 285 19.65 65 4.48 230 15.851924K 3.00 76.2 6.00 152.4 - - - - 1525 105.14 650 44.81 285 19.65 65 4.48 230 15.851926K 3.00 76.2 6.00 152.4 - - - - 2220 153.06 1080 74.46 600 41.36 65 4.48 230 15.85Pressure Temperature Ratings for K Orifice 1ValveTypeInletASME Ratings (K Orifice - 2.138 in 2 (13.794 cm 2 ) Actual)ConnectionOutlet-20 to 100ºF(-28.9 to 37.8ºC)Standard Material of Construction450ºF(232.2ºC)800ºF(426.7ºC)1000ºF(537.8ºC)Backpressure Ratings @ 100ºF (37.8ºC)ConventionalLPBellowsin. mm in. mm psig barg psig barg psig barg psig barg psig barg psig barg psig bargHP1905K 3.00 76.2 4.00 101.6 290 19.99 185 12.75 80 5.51 - - 290 19.99 89 6.13 290 19.991906K 3.00 76.2 4.00 101.6 290 19.99 290 19.99 290 19.99 - - 290 19.99 89 6.13 290 19.991910K 3.00 76.2 4.00 101.6 750 51.71 685 47.22 410 28.26 - - 290 19.99 89 6.13 290 19.991912K 3.00 76.2 4.00 101.6 1500 103.42 1368 94.32 825 56.88 - - 290 19.99 89 6.13 290 19.991914K 3.00 76.2 6.00 152.4 2250 155.13 2053 141.54 1235 85.15 - - 290 19.99 89 6.13 290 19.991916K 3.00 76.2 6.00 152.4 3000 206.84 3000 206.84 2055 141.68 - - 750 51.71 89 6.13 535 36.881920K 3.00 76.2 4.00 101.6 - - - - 510 35.16 215 14.82 290 19.99 89 6.13 290 19.991922K 3.00 76.2 4.00 101.6 - - - - 1015 69.98 430 29.64 290 19.99 89 6.13 290 19.991924K 3.00 76.2 6.00 152.4 - - - - 1525 105.14 650 44.81 290 19.99 89 6.13 290 19.991926K 3.00 76.2 6.00 152.4 - - - - 2540 175.12 1080 74.46 750 51.71 89 6.13 535 36.88Notes:1. In 1995 API Changed connections from 2.5 - 3 in.(63.50 -76.20 mm)For replacementapplications, valves with 2.5 in.(63.50mm) connections are still available.1900.74 | Dresser Consolidated ®
Pressure / Temperature (Contd.)Selection Chart for Vapors, Gases and Liquids1900 and 1900-30 Series, K Orifice - API Area: 1.838 in 2 . (11.858 cm 2 )Tungstenor InconelSteel SpringsAlloySteelSpringsStainlessSpring1,0009008007006005004003002001000-100-200-300-400-4501920Kt1922Kt 1924Kt 1926Kt1906Kt1910Kt 1912Kt 1914Kt 1916Kt1905Kt1906Kc1916Kc1905Kc 1910Kc 1912Kc 1914Kc1905K/L11906K/L11912K/L21914K/L21910K/L1 1912K/L1 1914K/L1 1916K/L11910K/L21916K/L21905K/L21906K/L21912K/L31914K/L31905K/L31906K/L31910K/L31916K/L30 200 400 600 800 1000 1200 1400 1600 1800 2000 2200SET PRESSURE - lbs./Sq. in.INLET TEMPERATURE °F1900 Series Safety Relief Valve | 1900.75
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Pressure Relief Valves1900 Standard
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Conversion TableAll the USCS values
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Scope of Design1900 Series Overview
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Scope of Design (Contd.)1900 Series
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Scope of Design (Contd.)1900 Series
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Scope of Design (Contd.)How Pressur
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Scope of Design (Contd.)Product Fea
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Scope of Design (Contd.)1900 Steam
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Scope of Design (Contd.)1900 Restri
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Scope of Design (Contd.)1900 Soft S
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MaterialsConventional SRV 1900 Seri
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Materials (Contd.)Conventional SRV
Page 26 and 27: Materials (Contd.)Conventional SRV
Page 28 and 29: Materials (Contd.)1900 Soft Seat (D
Page 30 and 31: Materials (Contd.)1900 Liquid Trim
Page 32 and 33: Materials (Contd.)1900 Sour Gas (SG
Page 34 and 35: Materials (Contd.)Corrosive Service
Page 42 and 43: Materials (Contd.)Low Temperature (
Page 44 and 45: Materials (Contd.)1900 Valves for L
Page 46 and 47: Materials (Contd.)O-Ring Selection
Page 48 and 49: Accessories (Contd.)1900 Caps, Leve
Page 50 and 51: Accessories (Contd.)Bolted CapConso
Page 52 and 53: Accessories (Contd.)Cap and Lever C
Page 54 and 55: Dimensions & Weights1900 Flanged Se
Page 56 and 57: Dimensions & Weights (Contd.)ValveT
Page 64 and 65: Pressure / Temperature (Contd.)Valv
Page 72 and 73: Pressure / Temperature (Contd.)Pres
Page 94 and 95: Capacities (Contd.)Valve Capacity f
Page 96 and 97: Capacities (Contd.)OrificeDesignati
Page 98 and 99: Capacities (Contd.)OrificeDesignati
Page 100 and 101: Valve Configuration CodeMATERIAL CL
Page 102 and 103: Valve Configuration Code (Contd.)Le
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1900 Standard Series - Allied Valve Inc

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