主要零件和材质 Main parts and materials 产品结构特点 Construction features 1、产品设计制造按国家标准GB/T 12235,结构合理,密封可靠,性能优良,造型
美观。 2、阀瓣、阀座密封面用铁基合金堆焊或司太立(stellite)钴基硬质合金堆焊而成,耐磨、耐高温、耐腐蚀、抗擦伤性能好、使用寿命长。 3、阀杆经调质及表面氮化处理,有良好的抗腐蚀性和抗擦伤性。 4、可采用各种配管法兰标准及法兰密封面型式,满足各种工程需要和用户要求。 5、阀体材料品种齐全,填料、垫片可根据实际工况或用户要求合理选配,能适用与各种压力、温度及介质工况。 6、倒密封采用螺纹连接密封座或本体堆焊奥氏体不锈钢而成,密封可靠,填料更换可在不停机情况下进行方便快捷不影响系统运行。 1. Product design and manufacturing shall be based on E101 and JB/T 3595 standard, with reasonable structure, excellent performance and beautiful appearance. 2. Pressure self-tightening sealing structure is adopted in the valve middle cavity,and the sealing property is good. The two ends of the branch are welded, and the weld groove can be connected by standard or user's request. 3. The disc and seat cover are made of stellite and cobalt base hard alloy, wear resistant, high temperature resistance, good abrasion resistance and long service life. 4. The valve rod is treated with adjustment and surface nitrification. It has good corrosion resistance and abrasion resistance. 5. The valve cover packing function is reasonable, packing and corrosion inhibitor,sealing and reliable. 6. The valve has an inverted seal structure to ensure that the valve opens and runs without the stem leakage. 7, electric cut-off valve is equipped with DZW series valve electric device, with a small shell, light weight, full functions, appearance beautiful wait for a characteristic,and can be used with programmable computer, can also be equipped with electric device according to the requirements of customers. 产品特征 Spericfications 适用介质:水、气、油品、天然气和酸碱腐蚀性介质 适用温度:-196~425℃ 驱动方式:手动、气动、电动等 公称压力:1.0~4.0MPa 公称通径:DN50~500mm Applicable media: water, gas, oil, gas and acid and alkali corrosive medium Applicable temperature: -196~425℃ Driver: manual, pneumatic, electric, etc Nominal pressure: 1.0~4.0MPa Nominal size: DN50~500mm 技术规范 Technical specification 试验压力 Test prssure 截止阀结构长度和外接尺寸 Main connection dimensions
序号
NO零件名称
Accessor name材质 Material GB系列 1 阀体 Body WCB, LCB, WC6, CF8, CF3, CF8M, CF3M 2 螺柱 Bonnet bolt 35#, 304, 316 3 中垫 Gasket 不锈钢+石墨 PTFE 4 阀盖 Bonnet WCB, LCB, WC6, CF8, CF3, CF8M, CF3M 5 螺母 Nut 45#, 304, 316 6 圆锥销 Pin 20Cr13 304 7 夹排 Clip line Q235 8 平面轴承 Bearing 35#, 304, 316 9 阀杆螺母 Stem nut ZGuAl10Fe3 10 支架螺母 Nut 45# 11 手轮 Handwheel 玛钢 QT450-10 12 并帽 Loack nut 45# 13 活节螺栓 Bonnet bolt 35#, 304, 316 14 填料 Packing 石墨 PTFE 15 填料压盖 Gland WCB, WC6, CF8, CF8M 16 内六角螺钉 Nut 35#, 304, 316 17 阀瓣 Wedge A105, F304, F316, F316L 18 小阀瓣 Wedge A105, F304, F316, F316L 19 阀瓣并帽 Bonnet cap A105, F304, F316, F316L 20 阀杆 Stem 20Cr13, 304, 304L, 316, 316L, 38CrMoAL, 25Cr2MoV 设计依据 Design reference GB系列 GB series 设计标准 Design standard GB/T12235 结构长度 Face to face GB/T12221 连接法兰 End flange GB/T9113 HG20592 试验和检验 Test & inspection GB/T 26480 压力等级
Pressure grade试验压力 Test pressure 公称压力 PN
Nominal pressure壳体试验
Sheil test正密封试验
Sealing test反密封试验
Sealing test气密封试验
Air seal test1.0 1.5 1.1 1.1 0.6 1.6 2.4 1.76 1.76 0.6 2.5 3.75 2.75 2.75 0.6 4.0 6.0 4.4 4.4 0.6 6.3 9.45 6.93 6.93 0.6 10.0 15.0 11.0 11.0 0.6 PN:1.6~4.0 PN:6.3~10.0 公称通径
DNL
(mm)H
(mm)D0
(mm)L
(mm)H
(mm)D0
(mm)50 230 280 220 300 360 240 65 290 350 240 340 400 280 80 310 360 280 380 480 320 100 350 410 320 430 530 350 125 400 450 350 500 600 400 150 480 480 400 550 680 450 200 600 600 450 650 750 550 250 650 720 550 300 750 950 650 350 850 1040 750 400 950 1150 800 450 1050 1250 850 500 1150 1380 950
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公司总部:浙江省永嘉县东瓯工业园区 邮箱:E-mail:hpv-valve@vip.163.com