China Gauges for pipe thre GB Standards Search Result

and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within 1~3 days.
2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days .


	GB/T 22091.1-2008 Gauges for pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads - Part 1:Verification of parallel internal and taper external threads 55°密封管螺纹量规第1部分：用于检验圆柱内螺纹与圆锥外螺纹 - 英文版
	GB/T 10922-2006 Gauges for pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads 55°非密封管螺纹量规 - 英文版

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