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一、简介
One, introduction
1.适用于爆炸性气体环境1区、2区;
1 suitable for explosive gas environment 2 zone, 1 zone;
2.适用于IIA、IIB、IIC级爆炸性气体环境;
2 applies to IIA, IIB, IIC explosive gas environment;
3.适用于石油采炼、储存、化工、医药、军工及军事设施等爆炸性气体环境;
3 applicable to the petroleum production and refining, storage, chemical, pharmaceutical, military and military facilities in explosive gas environment;
4.多规格、多型式可供选择。
4 multi standard, multi types can be selected.
二、产品特点
Two, product features
1.采用优质碳素钢或不锈钢制成;
1 used high quality carbon steel or stainless steel;
2.螺纹规格可根据用户要求特制,如NPT螺纹,英制及公制等各种非标螺纹;
The 2 thread specification can be customized according to user requirements, such as the NPT thread, inch and metric and other kinds of non-standard thread;
三、技术参数
Three, the technical parameters
1.执行标准:GB 3836.1、GB3836.2、IEC60079-0、IEC60079-1;
1 standards: GB 3836.1, GB3836.2, IEC60079-0, IEC60079-1;
2.防爆标志:Exd II
2 explosion-proof symbol: Exd II
四、订货须知
Four, ordering instructions
1.正标产品的两端螺纹形式为管螺纹,且为同一规格;
1 are standard threads on both ends of the form product for pipe thread, and for the same specifications;
2.可根据用户要求定制公制螺纹,NPT螺纹及其他螺纹形式。
2 can be customized according to user requirements NPT thread, metric thread, and other threads form.