Angle flange Standard. Flat flange: Specify hole pat-tern. If no drawing provided, flange will be blank.
角法兰标准。平板法兰：指定孔模。如果没有提供的图纸，法兰将为空白。
However, it is not seen that quantitative analysis on the effects of vertical roller cone Angle on the flange lateral spread has been performed by far.
然而尚未见到关于立辊锥角对翼缘宽展的影响进行定量分析的报道。
Metallurgical oxygen system pipe system, should use strict degreasing treatment, needle valve flange J29 Angle Pressure Gauge valve connection.
冶金系统中的氧气管路系统中，宜选用经过严格脱脂处理，法兰连接的针型阀。
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