Introduce welded seam specification, standards performed, inspectation items and acceptable index for welding of body and joint pipe.
介绍了阀体与接管焊接的焊缝技术要求、执行标准、检验内容及合格指标。
Gas welding equipment - Integrated flowmeter regulators used on cylinders for welding, cutting and allied processes - Classification, specification and tests.
气焊设备。焊接、切割和相关工艺用储气瓶上的组合流量计调节器。分类、规范和试验。
High quality welding material and suitable welding parameters were used for the welding procedure qualification test results fully meeting the requirement of the product manufacturing specification.
采用了高质量焊接材料和适当的焊接规范参数范围，焊接工艺评定试验结果完全满足产品制造技术条件要求；
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