产品结构特点 Construction features 1、产品设计制造按 E101和 JB/T 3595标准的规定，结构合理，性能优良，造型美观。 2、阀门中腔采用压力自紧式密封结构，密封性能好。支管两端为焊接结构，焊接坡口可按标准或用户要求配接。 3、阀瓣、阀座密封面采用司太立（stellite）钴基硬质合金堆焊而成，耐磨、耐高温、抗擦伤性能好、使用寿命长。 4、阀杆经调质和表面氮化处理，有良好的抗腐蚀性和抗擦伤性。 5、阀盖填料函深度合理，填料加缓蚀剂，密封可靠。 6、阀门具有倒密封结构，保证阀门开启运行时，不经阀杆外漏。 7、电动截止阀配有DZW系列阀门电动装置，具有壳体小，重量轻，功能全，外形美等特点，并可与程控电脑配套使用，也可按用户要求选配电动装置。 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 主要零件和材质 Main parts and materials 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
适用温度：-196~540℃
驱动方式：手动、气动、电动等
公称压力：20~25MPa
公称通径：DN15~50mm
Applicable media: water, gas, oil, gas and acid and alkali corrosive medium
Applicable temperature: -196~540℃
Driver: manual, pneumatic, electric, etc
Nominal pressure: 20~25MPa
Nominal size: DN15~50mm序号
NO零件名称
Accessor name材质 Material GB系列 1 阀体 Body WCB, WC6, WC9, 20CrMov, 15Cr1MoV 2 阀瓣 Wedge A105, 12Cr1MoV 3 阀杆 Stem 20Cr13, 38CrMoAL, 25Cr2MoV 4 上密封座 Sealing ring F304 5 支架 Yoke WCB, WC6 6 填料压盖 Gland WCB, WC6 7 填料 Packing 石墨 8 阀杆螺母 Stem nut ZCuAL10Fe3 9 螺柱 Bonnet bolt 35 35CrMo 25Cr2MoV 10 螺母 Nut 45, 35CrMo 11 手轮 Handwheel 玛钢 QT450-10 12 并帽 Lock nut 45# 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/T12224 试验和检验 Test & inspection GB/T26480 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 test16.0 24.0 17.6 17.6 0.6 20.0 P54 10V 30.0 22.0 22.0 0.6 25.0 P54 14V 37.5 27.5 27.5 0.6 32.0 P54 17V 48.0 32.5 32.5 0.6 PN:25.0~32.0 P57 170V 公称通径 DN 15 20 25 32 40 50 L(mm) 150 170 170 180 230 250 H(mm) 245 250 250 310 440 450 D0(mm) 200 200 240 280 320 320
高能人以健全的管理体系，雄厚的技术，*的工艺、精良的设备、完善的检测制度和全面快捷的售后服务，赢得了广大用户的信赖和好评，并成为中国石化工程建设公司合格供方、中石化设备资源市场成员、中石油天然气集团一级供应网络企业、国家电力公司电站配件供应成员厂、胜利石油物资销售队伍、机械工业阀门科技信息网成员、给水排水协会常务委员、通用机械阀门行业协会会员。 高能人遵循“建立体系、持续改进、确保质量、按期交货、热情服务、顾客满意”的质量方针，本着“创新+质量+诚信+服务”的企业精神，高能人承诺：我们将以*的品质，合理的价格，齐全的品种和快捷的交货期向广大用户提供优质的服务。
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电站截止阀系列 J61H/Y 产品信息
