IS 9122-1979

百检网 2021-08-03
标准号:IS 9122-1979
发布日期:1980/1/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:Prescribes dimensions, tolerances, material requirements of inspection gauges recommended for checking the taper threads on the valve stems and the threads in the cylinder necks of valve fittings conforming to Type 2 of IS: 3224-1979 'Specification for valve fittings for compressed gas cylinder excluding liquefied petroleum gas ( LPG) cylinders (second revision)' or Type 2 of IS : 8737 'Specification for valve fittings for use with liquefied petroleum gas (LPG) cylinders of more than 5 litre water capacity'.Note —These types of threads also conform to size 19·8 mm and 28·8 mm of DIN 477 Sheet 1 ' Compressed gas cylinder's valves, forms, sizes connections, threads ', issued by DIN Deutsches Institut fur Normung.

百检能给您带来哪些改变?

1、检测行业全覆盖,满足不同的检测;

2、实验室全覆盖,就近分配本地化检测;

3、工程师一对一服务,让检测更精准;

4、免费初检,初检不收取检测费用;

5、自助下单 快递免费上门取样;

6、周期短,费用低,服务周到;

7、拥有CMA、CNAS、CAL等权威资质;

8、检测报告权威有效、中国通用;

客户案例展示

  • 上海朗波王服饰有限公司
  • 浙江圣达生物药业股份有限公司
  • 天津市长庆电子科技有限公司
  • 上海纽特丝纺织品有限公司
  • 无锡露米娅纺织有限公司
  • 东方电气风电(凉山)有限公司