无缝钢制气瓶|沙特标准|SASO-ISO-6406
SASO-ISO-6406
Gas cylinders – Seamless steel gas cylinders – Periodic inspection and testing
气瓶-无缝钢制气瓶-定期检查和测试
无缝钢制气瓶|沙特标准|SASO-ISO-6406
SASO-ISO-6406
Gas cylinders – Seamless steel gas cylinders – Periodic inspection and testing
气瓶-无缝钢制气瓶-定期检查和测试