Hebei Weitong Hydraulic Technology Co., Ltd

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ISO 6164 Square Flange Series (PN250/SERIES 3)

Key word：

Classification：

SAE steel pipe flange

TEL：

+86 16713181111

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Conventional material
Carbon steel:
20 # steel、45 # steel、Q235
C20 C45 CQ235
Stainless steel:
AlSI 304(1.4301)
AlSI 316(1.4401)
AlSI 316L(1.4404)
AlSI 316Ti(1.4571)

Order code and description:
① Xinweitong flange
② * indicates flange welded pipe assembly;
Square flange assemblies have FA/FAG/FK/FKG/WFA/FV
For example, you need a square flange, a welded pipe with O-groove, an O-ring and a set of bolts
Please change * to FA.
If you need square flange, two welded pipes with O-groove, one smooth welded pipe, one O-ring and
One bolt, please change * to FK
③ Product model
④ */* indicates flange material/welded pipe material 1. Stainless steel materials are divided into:
304 (1.4301); 316 (14401); 316L (1.4404); 316T1 (1.4571)
For example, the flange material you choose is 20 # steel without coating and oxidation treatment, and the welded pipe material is 304 (1.4301).
Please change */* to C20A/304. Carbon steel is divided into:
C20/C45/CQ235, no coating oil;
C20A/C45A/CQ235A, no coating oxidation treatment; C20B/C45B/CQ235B white zinc plating;
C20C/C45C/CQ235C, galvanized pure yellow; C20D/C45D/CQ235D, oxidation treatment;
⑤ Matching bolts
M: Metric Bolt U: UNC Bolt
For example, if you choose metric bolts, please change * to M; If you select UNC bolts, change * to U
No need to prepare bolts * Part need not be filled