按照星形模式紧固所有法兰螺栓。
不能依赖法兰螺栓来支撑阀门或连接管道。
Do not rely on the flange bolting to support the valve or connecting pipeline.
所有设备口法兰及翼缘法兰螺栓应为双头螺栓。
All nozzle flange and girth flange bolts shall be of stud bolt type.
本文以强度可靠度为约束，对法兰螺栓联接进行了优化设计。
In this paper presents optimum design of flange bolt connection with constraint of strength reliability.
管路法兰与泵口要同心，偏差不能超过法兰螺栓孔尺寸公差。
As a general rule, piping flanges should be concentric to pump nozzles to within the flange bolt hole clearance tolerance.
阀门也可以配置法兰螺栓孔，用于贯穿式螺栓，但不能穿过阀腔区域。
Valves can also be furnished with flange bolt holes drilled for through bolting, except in the chest area.
为了将橡胶套管法兰挤出来，需要按照星形模式重新紧固所有法兰螺栓。
Retighten all flange bolts in a star pattern in order to extrude rubber sleeve flange material.
主要探讨200MW汽轮机组法兰螺栓加热装置对高压缸胀差的影响。
This paper focuses on the influence of the flange and bolt heating equipment on differential expansion of HP casing in 200mw steam turbine.
法兰螺栓口中心圆的直径的容许偏差及法兰相邻两孔极限容许偏差的应小于0.6毫米。
Permissible deviation of bolt hole circle diameter on flange and permissible limited deviation of two adjacent holes on flange shall be less than 0.6mm.
为了使安装容易些，可以将所有法兰螺栓穿过阀门法兰，然后穿过套管法兰，但是不要让螺栓超过法兰橡胶表面(参阅图4)。
For ease of installation, insert all flange bolts through the valve flange and then through the sleeve flange, but do not let the bolts extend beyond the surface of the flange rubber (See Figure 4).
采用密封设计准则，通过试验确定了金属缠绕式垫片的垫片系数，在此基础上，按照PVRC新方法对法兰螺栓载荷进行了计算。
The sealing design criteria to measure the factors of spiral wound gasket were adopted, based on this bolt loads of flange can be determined by using the new PVRC method.
翼缘法兰螺栓应为双头螺栓，螺纹为全长型，内径600mm或以下的法兰的螺栓至少为m 16，内径600 mm以上的法兰的螺栓至少为m 20。
Girth flange bolting shall be of stud bolt type, threaded full length, and at least M16 for flange of 600 mm and smaller inside diameter and at least M20 for over 600 mm inside diameter flange.
如果螺栓无法拆卸，将使用一种专门设计的工具把上下法兰盘撬开。
If not, a specially designed tool will be used to pry apart the top and bottom flanges.
弯头应该用螺栓固定在湿井地面，并且设计成具有不需要任何螺栓、螺母或皮带即可连接泵设备的连接法兰的能力。
The elbow shall be bolted to the floor of the wet-well and be so designed as to receive the pump connecting flange without the need for any bolts, nuts or clamps.
而且，从根本上来说，ANSI法兰是壹种无效的密封，它需要把50%的螺栓负荷用于挤压垫片，而用于保持压力的负荷只剩50%。
And, essentially, is one kind of invalid ANSI flange sealed, it needs to put 50% of the bolt load for dummy blocks, and to be used for pressure load of only 50%.
在这种场合，金属垫片也不适用，因为这时要求的压紧力过大，导致螺栓较大的变形，使法兰不易封严。
In such cases, a metal gasket also not applicable, because the requirements of the compaction force is too large, caused the bolts, make much deformation flange is not easy to seal.
因此，在用地脚螺栓将混凝土基础与塔机底架法兰盘拉紧后，由于基础不平，4个法兰盘不可能在同一平面上。
Therefore, in the concrete foundation with anchor bolts and tighten the flange crane chassis, because the foundation is uneven, 4 flange may not be in the same plane.
ANSI法兰的密封原理极其简单：螺栓的两个密封面相互挤压法兰垫片并形成密封。
ANSI flange sealing principle is very simple: bolt two seal face mutual extruding flange gaskets and formed the seal.
ANSI法兰的密封原理极其简单：螺栓的两个密封面相互挤压法兰垫片并形成密封。
ANSI flange sealing principle is extremely simple: the two bolts each other extrusion flange sealing surface and form a seal gasket.
安装上体，用断开法兰和螺栓螺母固定。
如果是应用在钢法兰晌，可能需要更长的螺栓或双头螺栓。
When bolting to steel flanges, longer bolts or stud may be required.
本文将反应堆压力壳的球顶盖、上下法兰、螺栓、筒体及双道O形环作为一个超静定系统进行了应力和变形分析。
The reactor pressure vessel composed of spherical top and lower heads, upper and lower flanges, bolts, cylinder and two O-rings, as a static indeterminate system has been studied.
螺栓法兰连接是石油化工设备和管道中应用最为广泛的密封形式。
Bolted flanged connections are the most commonly used in petrochemical equipment and piping system.
高温螺栓法兰连接系统的失效不仅会造成巨大的经济损失，而且还会污染环境，甚至酿成重要人员伤亡事故。
The failure of bolted flanged connections will lead to enormous economic loss, serious environment pollution and personal injury accidents at elevated temperature.
提出了用圆筒两端加制法兰与端盖平面接触轴向螺栓连接的方法设计大扭矩磁滑轮的方案。
The new scheme is put forward to design magnetic pulley with large torsional moment by means of planar contact between end-cover and added flange fixed axially by stud bolt.
螺栓长度将随着阀门厚度，匹配的法兰。
连接法兰和螺栓组应由通风机厂配做。
Adapting flanges and bolt groups shall be produced in sets (be match-made?) by the ventilator manufacturer.
排水管法兰通过螺栓连接到支撑板上，以防止管道张力传递到泵蜗壳上。
The discharge pipe flange is bolted to the support plate to prevent piping strain transmission to the pump volute.
排水管法兰通过螺栓连接到支撑板上，以防止管道张力传递到泵蜗壳上。
The discharge pipe flange is bolted to the support plate to prevent piping strain transmission to the pump volute.
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