shandong chengde
Contact information
它通常用于建筑、石油、化工、电力、造船、造纸、冶金、供水和污水处理、轻重工业、管道和电气等。
Products:
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EN 1092-1 flanges | DN15-DN2000 Carbon/Stainless Steel Pn10/16 Welding Neck/Blind/Slip on/Lap Joint/Flat Plate/Socket RF/FF Pipe Flange |
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ANSI flange | ANSI B16.5 ASME B16.47 series A/B |
